sig
  type +'a elt
  type +'a attrib
  type uri = Eliom_content_core.Xml.uri
  module F :
    sig
      module Raw :
        sig
          module Xml :
            sig
              type uri = Xml.uri
              val string_of_uri : uri -> string
              val uri_of_string : string -> uri
              type aname = string
              type event_handler = Xml.event_handler
              type attrib = Xml.attrib
              val float_attrib : aname -> float -> attrib
              val int_attrib : aname -> int -> attrib
              val string_attrib : aname -> string -> attrib
              val space_sep_attrib : aname -> string list -> attrib
              val comma_sep_attrib : aname -> string list -> attrib
              val event_handler_attrib : aname -> event_handler -> attrib
              val uri_attrib : aname -> uri -> attrib
              val uris_attrib : aname -> uri list -> attrib
              type elt = Xml.elt
              type ename = string
              val empty : unit -> elt
              val comment : string -> elt
              val pcdata : string -> elt
              val encodedpcdata : string -> elt
              val entity : string -> elt
              val leaf : ?a:attrib list -> ename -> elt
              val node : ?a:attrib list -> ename -> elt list -> elt
              val cdata : string -> elt
              val cdata_script : string -> elt
              val cdata_style : string -> elt
            end
          module Info : Xml_sigs.Info
          type uri = uri
          val string_of_uri : uri -> string
          val uri_of_string : string -> uri
          type 'a attrib = 'a attrib
          val to_xmlattribs : 'a attrib list -> Xml.attrib list
          val to_attrib : Xml.attrib -> 'a attrib
          val a_autocomplete : [< `Off | `On ] -> [> `Autocomplete ] attrib
          val a_async : [< `Async ] -> [> `Async ] attrib
          val a_autofocus : [< `Autofocus ] -> [> `Autofocus ] attrib
          val a_autoplay : [< `Autoplay ] -> [> `Autoplay ] attrib
          val a_challenge : Html5_types.text -> [> `Challenge ] attrib
          val a_contenteditable :
            [< `False | `True ] -> [> `Contexteditable ] attrib
          val a_contextmenu : Html5_types.idref -> [> `Contextmenu ] attrib
          val a_controls : [< `Controls ] -> [> `Controls ] attrib
          val a_dir : [< `Ltr | `Rtl ] -> [> `Dir ] attrib
          val a_draggable : [< `False | `True ] -> [> `Draggable ] attrib
          val a_form : Html5_types.idref -> [> `Form ] attrib
          val a_formaction : Xml.uri -> [> `Formaction ] attrib
          val a_formenctype :
            Html5_types.contenttype -> [> `Formenctype ] attrib
          val a_formmethod :
            [< `Delete | `Get | `Post | `Put ] -> [> `Formmethod ] attrib
          val a_formnovalidate :
            [< `Formnovalidate ] -> [> `Formnovalidate ] attrib
          val a_formtarget : Html5_types.text -> [> `Formtarget ] attrib
          val a_hidden : [< `Hidden ] -> [> `Hidden ] attrib
          val a_high : Html5_types.float_number -> [> `High ] attrib
          val a_icon : Xml.uri -> [> `Icon ] attrib
          val a_ismap : [< `Ismap ] -> [> `Ismap ] attrib
          val a_keytype : Html5_types.text -> [> `Keytype ] attrib
          val a_list : Html5_types.idref -> [> `List ] attrib
          val a_loop : [< `Loop ] -> [> `Loop ] attrib
          val a_low : Html5_types.float_number -> [> `High ] attrib
          val a_max : Html5_types.float_number -> [> `Max ] attrib
          val a_input_max : Html5_types.number -> [> `Max ] attrib
          val a_min : Html5_types.float_number -> [> `Min ] attrib
          val a_input_min : Html5_types.number -> [> `Min ] attrib
          val a_novalidate : [< `Novalidate ] -> [> `Novalidate ] attrib
          val a_open : [< `Open ] -> [> `Open ] attrib
          val a_optimum : Html5_types.float_number -> [> `Optimum ] attrib
          val a_pattern : Html5_types.text -> [> `Pattern ] attrib
          val a_placeholder : Html5_types.text -> [> `Placeholder ] attrib
          val a_poster : Xml.uri -> [> `Poster ] attrib
          val a_preload :
            [< `Audio | `Metadata | `None ] -> [> `Preload ] attrib
          val a_pubdate : [< `Pubdate ] -> [> `Pubdate ] attrib
          val a_radiogroup : Html5_types.text -> [> `Radiogroup ] attrib
          val a_required : [< `Required ] -> [> `Required ] attrib
          val a_reversed : [< `Reversed ] -> [> `Reversed ] attrib
          val a_sandbox :
            [< `AllowForms | `AllowSameOrigin | `AllowScript ] list ->
            [> `Sandbox ] attrib
          val a_spellcheck : [< `False | `True ] -> [> `Spellcheck ] attrib
          val a_scoped : [< `Scoped ] -> [> `Scoped ] attrib
          val a_seamless : [< `Seamless ] -> [> `Seamless ] attrib
          val a_sizes : Html5_types.numbers -> [> `Sizes ] attrib
          val a_span : Html5_types.number -> [> `Span ] attrib
          val a_srclang : Html5_types.nmtoken -> [> `XML_lang ] attrib
          val a_start : Html5_types.number -> [> `Start ] attrib
          val a_step : Html5_types.float_number -> [> `Step ] attrib
          val a_wrap : [< `Hard | `Soft ] -> [> `Wrap ] attrib
          val a_class : Html5_types.nmtokens -> [> `Class ] attrib
          val a_user_data :
            Html5_types.nmtoken -> Html5_types.text -> [> `User_data ] attrib
          val a_id : Html5_types.text -> [> `Id ] attrib
          val a_title : Html5_types.text -> [> `Title ] attrib
          val a_xml_lang : Html5_types.nmtoken -> [> `XML_lang ] attrib
          val a_onabort : Xml.event_handler -> [> `OnAbort ] attrib
          val a_onafterprint : Xml.event_handler -> [> `OnAfterPrint ] attrib
          val a_onbeforeprint :
            Xml.event_handler -> [> `OnBeforePrint ] attrib
          val a_onbeforeunload :
            Xml.event_handler -> [> `OnBeforeUnload ] attrib
          val a_onblur : Xml.event_handler -> [> `OnBlur ] attrib
          val a_oncanplay : Xml.event_handler -> [> `OnCanPlay ] attrib
          val a_oncanplaythrough :
            Xml.event_handler -> [> `OnCanPlayThrough ] attrib
          val a_onchange : Xml.event_handler -> [> `OnChange ] attrib
          val a_onclick : Xml.event_handler -> [> `OnClick ] attrib
          val a_oncontextmenu :
            Xml.event_handler -> [> `OnContextMenu ] attrib
          val a_ondblclick : Xml.event_handler -> [> `OnDblClick ] attrib
          val a_ondrag : Xml.event_handler -> [> `OnDrag ] attrib
          val a_ondragend : Xml.event_handler -> [> `OnDragEnd ] attrib
          val a_ondragenter : Xml.event_handler -> [> `OnDragEnter ] attrib
          val a_ondragleave : Xml.event_handler -> [> `OnDragLeave ] attrib
          val a_ondragover : Xml.event_handler -> [> `OnDragOver ] attrib
          val a_ondragstart : Xml.event_handler -> [> `OnDragStart ] attrib
          val a_ondrop : Xml.event_handler -> [> `OnDrop ] attrib
          val a_ondurationchange :
            Xml.event_handler -> [> `OnDurationChange ] attrib
          val a_onemptied : Xml.event_handler -> [> `OnEmptied ] attrib
          val a_onended : Xml.event_handler -> [> `OnEnded ] attrib
          val a_onerror : Xml.event_handler -> [> `OnError ] attrib
          val a_onfocus : Xml.event_handler -> [> `OnFocus ] attrib
          val a_onformchange : Xml.event_handler -> [> `OnFormChange ] attrib
          val a_onforminput : Xml.event_handler -> [> `OnFormInput ] attrib
          val a_onhashchange : Xml.event_handler -> [> `OnHashChange ] attrib
          val a_oninput : Xml.event_handler -> [> `OnInput ] attrib
          val a_oninvalid : Xml.event_handler -> [> `OnInvalid ] attrib
          val a_onmousedown : Xml.event_handler -> [> `OnMouseDown ] attrib
          val a_onmouseup : Xml.event_handler -> [> `OnMouseUp ] attrib
          val a_onmouseover : Xml.event_handler -> [> `OnMouseOver ] attrib
          val a_onmousemove : Xml.event_handler -> [> `OnMouseMove ] attrib
          val a_onmouseout : Xml.event_handler -> [> `OnMouseOut ] attrib
          val a_onmousewheel : Xml.event_handler -> [> `OnMouseWheel ] attrib
          val a_onoffline : Xml.event_handler -> [> `OnOffLine ] attrib
          val a_ononline : Xml.event_handler -> [> `OnOnLine ] attrib
          val a_onpause : Xml.event_handler -> [> `OnPause ] attrib
          val a_onplay : Xml.event_handler -> [> `OnPlay ] attrib
          val a_onplaying : Xml.event_handler -> [> `OnPlaying ] attrib
          val a_onpagehide : Xml.event_handler -> [> `OnPageHide ] attrib
          val a_onpageshow : Xml.event_handler -> [> `OnPageShow ] attrib
          val a_onpopstate : Xml.event_handler -> [> `OnPopState ] attrib
          val a_onprogress : Xml.event_handler -> [> `OnProgress ] attrib
          val a_onratechange : Xml.event_handler -> [> `OnRateChange ] attrib
          val a_onreadystatechange :
            Xml.event_handler -> [> `OnReadyStateChange ] attrib
          val a_onredo : Xml.event_handler -> [> `OnRedo ] attrib
          val a_onresize : Xml.event_handler -> [> `OnResize ] attrib
          val a_onscroll : Xml.event_handler -> [> `OnScroll ] attrib
          val a_onseeked : Xml.event_handler -> [> `OnSeeked ] attrib
          val a_onseeking : Xml.event_handler -> [> `OnSeeking ] attrib
          val a_onselect : Xml.event_handler -> [> `OnSelect ] attrib
          val a_onshow : Xml.event_handler -> [> `OnShow ] attrib
          val a_onstalled : Xml.event_handler -> [> `OnStalled ] attrib
          val a_onstorage : Xml.event_handler -> [> `OnStorage ] attrib
          val a_onsubmit : Xml.event_handler -> [> `OnSubmit ] attrib
          val a_onsuspend : Xml.event_handler -> [> `OnSuspend ] attrib
          val a_ontimeupdate : Xml.event_handler -> [> `OnTimeUpdate ] attrib
          val a_onundo : Xml.event_handler -> [> `OnUndo ] attrib
          val a_onunload : Xml.event_handler -> [> `OnUnload ] attrib
          val a_onvolumechange :
            Xml.event_handler -> [> `OnVolumeChange ] attrib
          val a_onwaiting : Xml.event_handler -> [> `OnWaiting ] attrib
          val a_onkeypress : Xml.event_handler -> [> `OnKeyPress ] attrib
          val a_onkeydown : Xml.event_handler -> [> `OnKeyDown ] attrib
          val a_onkeyup : Xml.event_handler -> [> `OnKeyUp ] attrib
          val a_onload : Xml.event_handler -> [> `OnLoad ] attrib
          val a_onloadeddata : Xml.event_handler -> [> `OnLoadedData ] attrib
          val a_onloadedmetadata :
            Xml.event_handler -> [> `OnLoadedMetaData ] attrib
          val a_onloadstart : Xml.event_handler -> [> `OnLoadStart ] attrib
          val a_onmessage : Xml.event_handler -> [> `OnMessage ] attrib
          val a_version : Html5_types.cdata -> [> `Version ] attrib
          val a_xmlns : [< `W3_org_1999_xhtml ] -> [> `XMLns ] attrib
          val a_manifest : Xml.uri -> [> `Manifest ] attrib
          val a_cite : Xml.uri -> [> `Cite ] attrib
          val a_xml_space : [< `Preserve ] -> [> `XML_space ] attrib
          val a_accesskey : Html5_types.character -> [> `Accesskey ] attrib
          val a_charset : Html5_types.charset -> [> `Charset ] attrib
          val a_accept_charset :
            Html5_types.charsets -> [> `Accept_charset ] attrib
          val a_accept : Html5_types.contenttypes -> [> `Accept ] attrib
          val a_href : Xml.uri -> [> `Href ] attrib
          val a_hreflang : Html5_types.languagecode -> [> `Hreflang ] attrib
          val a_rel : Html5_types.linktypes -> [> `Rel ] attrib
          val a_tabindex : Html5_types.number -> [> `Tabindex ] attrib
          val a_mime_type : Html5_types.contenttype -> [> `Mime_type ] attrib
          val a_datetime : Html5_types.cdata -> [> `Datetime ] attrib
          val a_action : Xml.uri -> [> `Action ] attrib
          val a_checked : [< `Checked ] -> [> `Checked ] attrib
          val a_cols : Html5_types.number -> [> `Cols ] attrib
          val a_enctype : Html5_types.contenttype -> [> `Enctype ] attrib
          val a_for : Html5_types.idref -> [> `For ] attrib
          val a_for_list : Html5_types.idrefs -> [> `For_List ] attrib
          val a_maxlength : Html5_types.number -> [> `Maxlength ] attrib
          val a_method :
            [< `Delete | `Get | `Post | `Put ] -> [> `Method ] attrib
          val a_multiple : [< `Multiple ] -> [> `Multiple ] attrib
          val a_name : Html5_types.text -> [> `Name ] attrib
          val a_rows : Html5_types.number -> [> `Rows ] attrib
          val a_selected : [< `Selected ] -> [> `Selected ] attrib
          val a_size : Html5_types.number -> [> `Size ] attrib
          val a_src : Xml.uri -> [> `Src ] attrib
          val a_input_type :
            [< `Button
             | `Checkbox
             | `Color
             | `Date
             | `Datetime
             | `Datetime_local
             | `Email
             | `File
             | `Hidden
             | `Image
             | `Month
             | `Number
             | `Password
             | `Radio
             | `Range
             | `Reset
             | `Search
             | `Submit
             | `Tel
             | `Text
             | `Time
             | `Url
             | `Week ] ->
            [> `Input_Type ] attrib
          val a_text_value : Html5_types.text -> [> `Text_Value ] attrib
          val a_int_value : Html5_types.number -> [> `Int_Value ] attrib
          val a_value : Html5_types.cdata -> [> `Value ] attrib
          val a_float_value :
            Html5_types.float_number -> [> `Float_Value ] attrib
          val a_disabled : [< `Disabled ] -> [> `Disabled ] attrib
          val a_readonly : [< `ReadOnly ] -> [> `ReadOnly ] attrib
          val a_button_type :
            [< `Button | `Reset | `Submit ] -> [> `Button_Type ] attrib
          val a_command_type :
            [< `Checkbox | `Command | `Radio ] -> [> `Command_Type ] attrib
          val a_menu_type :
            [< `Context | `Toolbar ] -> [> `Menu_Type ] attrib
          val a_label : Html5_types.text -> [> `Label ] attrib
          val a_align :
            [< `Char | `Justify | `Left | `Right ] -> [> `Align ] attrib
          val a_axis : Html5_types.cdata -> [> `Axis ] attrib
          val a_colspan : Html5_types.number -> [> `Colspan ] attrib
          val a_headers : Html5_types.idrefs -> [> `Headers ] attrib
          val a_rowspan : Html5_types.number -> [> `Rowspan ] attrib
          val a_scope :
            [< `Col | `Colgroup | `Row | `Rowgroup ] -> [> `Scope ] attrib
          val a_summary : Html5_types.text -> [> `Summary ] attrib
          val a_border : Html5_types.pixels -> [> `Border ] attrib
          val a_cellpadding : Html5_types.length -> [> `Cellpadding ] attrib
          val a_cellspacing : Html5_types.length -> [> `Cellspacing ] attrib
          val a_datapagesize : Html5_types.cdata -> [> `Datapagesize ] attrib
          val a_rules :
            [< `All | `Cols | `Groups | `None | `Rows ] -> [> `Rules ] attrib
          val a_char : Html5_types.character -> [> `Char ] attrib
          val a_charoff : Html5_types.length -> [> `Charoff ] attrib
          val a_alt : Html5_types.text -> [> `Alt ] attrib
          val a_height : Html5_types.number -> [> `Height ] attrib
          val a_width : Html5_types.number -> [> `Width ] attrib
          type shape = [ `Circle | `Default | `Poly | `Rect ]
          val a_shape : shape -> [> `Shape ] attrib
          val a_coords : Html5_types.numbers -> [> `Coords ] attrib
          val a_usemap : Html5_types.idref -> [> `Usemap ] attrib
          val a_data : Xml.uri -> [> `Data ] attrib
          val a_codetype : Html5_types.contenttype -> [> `Codetype ] attrib
          val a_fs_rows : Html5_types.multilengths -> [> `FS_Rows ] attrib
          val a_fs_cols : Html5_types.multilengths -> [> `FS_Cols ] attrib
          val a_frameborder : [< `One | `Zero ] -> [> `Frameborder ] attrib
          val a_marginheight :
            Html5_types.pixels -> [> `Marginheight ] attrib
          val a_marginwidth : Html5_types.pixels -> [> `Marginwidth ] attrib
          val a_scrolling : [< `Auto | `No | `Yes ] -> [> `Scrolling ] attrib
          val a_target : Html5_types.frametarget -> [> `Target ] attrib
          val a_content : Html5_types.text -> [> `Content ] attrib
          val a_http_equiv : Html5_types.text -> [> `Http_equiv ] attrib
          val a_defer : [< `Defer ] -> [> `Defer ] attrib
          val a_media : Html5_types.mediadesc -> [> `Media ] attrib
          val a_style : string -> [> `Style_Attr ] attrib
          val a_property : string -> [> `Property ] attrib
          type 'a elt = 'a elt
          type ('a, 'b) nullary = ?a:'a attrib list -> unit -> 'b elt
          type ('a, 'b, 'c) unary = ?a:'a attrib list -> 'b elt -> 'c elt
          type ('a, 'b, 'c, 'd) binary =
              ?a:'a attrib list -> 'b elt -> 'c elt -> 'd elt
          type ('a, 'b, 'c, 'd) tri = 'a elt -> 'b elt -> 'c elt -> 'd elt
          type ('a, 'b, 'c) star = ?a:'a attrib list -> 'b elt list -> 'c elt
          type ('a, 'b, 'c) plus =
              ?a:'a attrib list -> 'b elt -> 'b elt list -> 'c elt
          type html = [ `Html ] elt
          type rt =
              [ `Rpt of [ `Rp ] elt * [ `Rt ] elt * [ `Rp ] elt
              | `Rt of [ `Rt ] elt ]
          type ruby_content = Html5_types.phrasing elt list * rt
          type rp =
              Html5_types.common attrib list * Html5_types.phrasing elt list
          val html :
            ?a:Html5_types.html_attrib attrib list ->
            [< `Head ] elt -> [< `Body ] elt -> [> `Html ] elt
          val head :
            ?a:Html5_types.head_attrib attrib list ->
            [< `Title ] elt ->
            Html5_types.head_content_fun elt list ->
            [> Html5_types.head ] elt
          val base :
            ([< Html5_types.base_attrib ], [> Html5_types.base ]) nullary
          val title :
            (Html5_types.title_attrib, [< Html5_types.title_content_fun ],
             [> Html5_types.title ])
            unary
          val body :
            ([< Html5_types.body_attrib ], [< Html5_types.body_content_fun ],
             [> Html5_types.body ])
            star
          val svg :
            ?xmlns:string ->
            ?a:[< Html5_types.svg_attrib ] Svg.F.attrib list ->
            [< Html5_types.svg_content ] Svg.F.elt list ->
            [> Html5_types.svg ] elt
          val footer :
            ([< Html5_types.common ],
             [< Html5_types.flow5_without_header_footer ], [> `Footer ])
            star
          val header :
            ([< Html5_types.common ],
             [< Html5_types.flow5_without_header_footer ], [> `Header ])
            star
          val section :
            ([< Html5_types.section_attrib ],
             [< Html5_types.section_content_fun ], [> Html5_types.section ])
            star
          val nav :
            ([< Html5_types.nav_attrib ], [< Html5_types.nav_content_fun ],
             [> Html5_types.nav ])
            star
          val h1 :
            ([< Html5_types.h1_attrib ], [< Html5_types.h1_content_fun ],
             [> Html5_types.h1 ])
            star
          val h2 :
            ([< Html5_types.h2_attrib ], [< Html5_types.h2_content_fun ],
             [> Html5_types.h2 ])
            star
          val h3 :
            ([< Html5_types.h3_attrib ], [< Html5_types.h3_content_fun ],
             [> Html5_types.h3 ])
            star
          val h4 :
            ([< Html5_types.h4_attrib ], [< Html5_types.h4_content_fun ],
             [> Html5_types.h4 ])
            star
          val h5 :
            ([< Html5_types.h5_attrib ], [< Html5_types.h5_content_fun ],
             [> Html5_types.h5 ])
            star
          val h6 :
            ([< Html5_types.h6_attrib ], [< Html5_types.h6_content_fun ],
             [> Html5_types.h6 ])
            star
          val hgroup :
            ([< Html5_types.hgroup_attrib ],
             [< Html5_types.hgroup_content_fun ], [> Html5_types.hgroup ])
            plus
          val address :
            ([< Html5_types.address_attrib ],
             [< Html5_types.address_content_fun ], [> Html5_types.address ])
            star
          val article :
            ([< Html5_types.article_attrib ],
             [< Html5_types.article_content_fun ], [> Html5_types.article ])
            star
          val aside :
            ([< Html5_types.aside_attrib ],
             [< Html5_types.aside_content_fun ], [> Html5_types.aside ])
            star
          val p :
            ([< Html5_types.p_attrib ], [< Html5_types.p_content_fun ],
             [> Html5_types.p ])
            star
          val pre :
            ([< Html5_types.pre_attrib ], [< Html5_types.pre_content_fun ],
             [> Html5_types.pre ])
            star
          val blockquote :
            ([< Html5_types.blockquote_attrib ],
             [< Html5_types.blockquote_content_fun ],
             [> Html5_types.blockquote ])
            star
          val div :
            ([< Html5_types.div_attrib ], [< Html5_types.div_content_fun ],
             [> Html5_types.div ])
            star
          val dl :
            ?a:[< Html5_types.common ] attrib list ->
            (([< `Dt ] elt * [< `Dt ] elt list) *
             ([< `Dd ] elt * [< `Dd ] elt list))
            list -> [> `Dl ] elt
          val ol :
            ([< Html5_types.ol_attrib ], [< Html5_types.ol_content_fun ],
             [> Html5_types.ol ])
            star
          val ul :
            ([< Html5_types.ul_attrib ], [< Html5_types.ul_content_fun ],
             [> Html5_types.ul ])
            star
          val dd :
            ([< Html5_types.dd_attrib ], [< Html5_types.dd_content_fun ],
             [> Html5_types.dd ])
            star
          val dt :
            ([< Html5_types.dt_attrib ], [< Html5_types.dt_content_fun ],
             [> Html5_types.dt ])
            star
          val li :
            ([< Html5_types.li_attrib ], [< Html5_types.li_content_fun ],
             [> Html5_types.li ])
            star
          val figcaption :
            ([< Html5_types.figcaption_attrib ],
             [< Html5_types.figcaption_content_fun ],
             [> Html5_types.figcaption ])
            star
          val figure :
            ?figcaption:[< `Figcaption ] elt ->
            ([< Html5_types.common ], [< Html5_types.flow5 ], [> `Figure ])
            star
          val hr : ([< Html5_types.hr_attrib ], [> Html5_types.hr ]) nullary
          val rt :
            ?rp:rp * rp ->
            ?a:[< Html5_types.common ] attrib list ->
            [< Html5_types.phrasing ] elt list -> rt
          val rp :
            ?a:[< Html5_types.common ] attrib list ->
            [< Html5_types.phrasing ] elt list -> rp
          val ruby :
            ?a:[< Html5_types.common ] attrib list ->
            ruby_content -> ruby_content list -> [> `Ruby ] elt
          val b :
            ([< Html5_types.b_attrib ], [< Html5_types.b_content_fun ],
             [> Html5_types.b ])
            star
          val i :
            ([< Html5_types.i_attrib ], [< Html5_types.i_content_fun ],
             [> Html5_types.i ])
            star
          val small :
            ([< Html5_types.small_attrib ],
             [< Html5_types.small_content_fun ], [> Html5_types.small ])
            star
          val sub :
            ([< Html5_types.sub_attrib ], [< Html5_types.sub_content_fun ],
             [> Html5_types.sub ])
            star
          val sup :
            ([< Html5_types.sup_attrib ], [< Html5_types.sup_content_fun ],
             [> Html5_types.sup ])
            star
          val mark :
            ([< Html5_types.mark_attrib ], [< Html5_types.mark_content_fun ],
             [> Html5_types.mark ])
            star
          val wbr :
            ([< Html5_types.wbr_attrib ], [> Html5_types.wbr ]) nullary
          val bdo :
            dir:[< `Ltr | `Rtl ] ->
            ([< Html5_types.common ], [< Html5_types.phrasing ], [> `Bdo ])
            star
          val abbr :
            ([< Html5_types.abbr_attrib ], [< Html5_types.abbr_content_fun ],
             [> Html5_types.abbr ])
            star
          val br : ([< Html5_types.br_attrib ], [> Html5_types.br ]) nullary
          val cite :
            ([< Html5_types.cite_attrib ], [< Html5_types.cite_content_fun ],
             [> Html5_types.cite ])
            star
          val code :
            ([< Html5_types.code_attrib ], [< Html5_types.code_content_fun ],
             [> Html5_types.code ])
            star
          val dfn :
            ([< Html5_types.dfn_attrib ], [< Html5_types.dfn_content_fun ],
             [> Html5_types.dfn ])
            star
          val em :
            ([< Html5_types.em_attrib ], [< Html5_types.em_content_fun ],
             [> Html5_types.em ])
            star
          val kbd :
            ([< Html5_types.kbd_attrib ], [< Html5_types.kbd_content_fun ],
             [> Html5_types.kbd ])
            star
          val q :
            ([< Html5_types.q_attrib ], [< Html5_types.q_content_fun ],
             [> Html5_types.q ])
            star
          val samp :
            ([< Html5_types.samp_attrib ], [< Html5_types.samp_content_fun ],
             [> Html5_types.samp ])
            star
          val span :
            ([< Html5_types.span_attrib ], [< Html5_types.span_content_fun ],
             [> Html5_types.span ])
            star
          val strong :
            ([< Html5_types.strong_attrib ],
             [< Html5_types.strong_content_fun ], [> Html5_types.strong ])
            star
          val time :
            ([< Html5_types.time_attrib ], [< Html5_types.time_content_fun ],
             [> Html5_types.time ])
            star
          val var :
            ([< Html5_types.var_attrib ], [< Html5_types.var_content_fun ],
             [> Html5_types.var ])
            star
          val a : ([< Html5_types.a_attrib ], 'a, [> `A of 'a ]) star
          val del : ([< Html5_types.del_attrib ], 'a, [> `Del of 'a ]) star
          val ins : ([< Html5_types.ins_attrib ], 'a, [> `Ins of 'a ]) star
          val img :
            src:Xml.uri ->
            alt:Html5_types.text ->
            ([< `Accesskey
              | `Class
              | `Contenteditable
              | `Contextmenu
              | `Dir
              | `Draggable
              | `Height
              | `Hidden
              | `Id
              | `Ismap
              | `OnAbort
              | `OnBlur
              | `OnCanPlay
              | `OnCanPlayThrough
              | `OnChange
              | `OnClick
              | `OnContextMenu
              | `OnDblClick
              | `OnDrag
              | `OnDragEnd
              | `OnDragEnter
              | `OnDragLeave
              | `OnDragOver
              | `OnDragStart
              | `OnDrop
              | `OnDurationChange
              | `OnEmptied
              | `OnEnded
              | `OnError
              | `OnFocus
              | `OnFormChange
              | `OnFormInput
              | `OnInput
              | `OnInvalid
              | `OnKeyDown
              | `OnKeyPress
              | `OnKeyUp
              | `OnLoad
              | `OnLoadStart
              | `OnLoadedData
              | `OnLoadedMetaData
              | `OnMouseDown
              | `OnMouseMove
              | `OnMouseOut
              | `OnMouseOver
              | `OnMouseUp
              | `OnMouseWheel
              | `OnPause
              | `OnPlay
              | `OnPlaying
              | `OnProgress
              | `OnRateChange
              | `OnReadyStateChange
              | `OnScroll
              | `OnSeeked
              | `OnSeeking
              | `OnSelect
              | `OnShow
              | `OnStalled
              | `OnSubmit
              | `OnSuspend
              | `OnTimeUpdate
              | `OnVolumeChange
              | `OnWaiting
              | `Spellcheck
              | `Style_Attr
              | `Tabindex
              | `Title
              | `User_data
              | `Width
              | `XML_lang
              | `XMLns ],
             [> `Img ])
            nullary
          val iframe :
            ([< `Accesskey
              | `Class
              | `Contenteditable
              | `Contextmenu
              | `Dir
              | `Draggable
              | `Height
              | `Hidden
              | `Id
              | `Name
              | `OnAbort
              | `OnBlur
              | `OnCanPlay
              | `OnCanPlayThrough
              | `OnChange
              | `OnClick
              | `OnContextMenu
              | `OnDblClick
              | `OnDrag
              | `OnDragEnd
              | `OnDragEnter
              | `OnDragLeave
              | `OnDragOver
              | `OnDragStart
              | `OnDrop
              | `OnDurationChange
              | `OnEmptied
              | `OnEnded
              | `OnError
              | `OnFocus
              | `OnFormChange
              | `OnFormInput
              | `OnInput
              | `OnInvalid
              | `OnKeyDown
              | `OnKeyPress
              | `OnKeyUp
              | `OnLoad
              | `OnLoadStart
              | `OnLoadedData
              | `OnLoadedMetaData
              | `OnMouseDown
              | `OnMouseMove
              | `OnMouseOut
              | `OnMouseOver
              | `OnMouseUp
              | `OnMouseWheel
              | `OnPause
              | `OnPlay
              | `OnPlaying
              | `OnProgress
              | `OnRateChange
              | `OnReadyStateChange
              | `OnScroll
              | `OnSeeked
              | `OnSeeking
              | `OnSelect
              | `OnShow
              | `OnStalled
              | `OnSubmit
              | `OnSuspend
              | `OnTimeUpdate
              | `OnVolumeChange
              | `OnWaiting
              | `Sandbox
              | `Seamless
              | `Spellcheck
              | `Src
              | `Style_Attr
              | `Tabindex
              | `Title
              | `User_data
              | `Width
              | `XML_lang
              | `XMLns ],
             [< `PCDATA ], [> `Iframe ])
            star
          val object_ :
            ?params:[< `Param ] elt list ->
            ([< `Accesskey
              | `Class
              | `Contenteditable
              | `Contextmenu
              | `Data
              | `Dir
              | `Draggable
              | `Form
              | `Height
              | `Hidden
              | `Id
              | `Mime_type
              | `Name
              | `OnAbort
              | `OnBlur
              | `OnCanPlay
              | `OnCanPlayThrough
              | `OnChange
              | `OnClick
              | `OnContextMenu
              | `OnDblClick
              | `OnDrag
              | `OnDragEnd
              | `OnDragEnter
              | `OnDragLeave
              | `OnDragOver
              | `OnDragStart
              | `OnDrop
              | `OnDurationChange
              | `OnEmptied
              | `OnEnded
              | `OnError
              | `OnFocus
              | `OnFormChange
              | `OnFormInput
              | `OnInput
              | `OnInvalid
              | `OnKeyDown
              | `OnKeyPress
              | `OnKeyUp
              | `OnLoad
              | `OnLoadStart
              | `OnLoadedData
              | `OnLoadedMetaData
              | `OnMouseDown
              | `OnMouseMove
              | `OnMouseOut
              | `OnMouseOver
              | `OnMouseUp
              | `OnMouseWheel
              | `OnPause
              | `OnPlay
              | `OnPlaying
              | `OnProgress
              | `OnRateChange
              | `OnReadyStateChange
              | `OnScroll
              | `OnSeeked
              | `OnSeeking
              | `OnSelect
              | `OnShow
              | `OnStalled
              | `OnSubmit
              | `OnSuspend
              | `OnTimeUpdate
              | `OnVolumeChange
              | `OnWaiting
              | `Spellcheck
              | `Style_Attr
              | `Tabindex
              | `Title
              | `Usemap
              | `User_data
              | `Width
              | `XML_lang
              | `XMLns ],
             'a, [> `Object of 'a ])
            star
          val param :
            ([< Html5_types.param_attrib ], [> Html5_types.param ]) nullary
          val embed :
            ([< `Accesskey
              | `Class
              | `Contenteditable
              | `Contextmenu
              | `Dir
              | `Draggable
              | `Height
              | `Hidden
              | `Id
              | `Mime_type
              | `OnAbort
              | `OnBlur
              | `OnCanPlay
              | `OnCanPlayThrough
              | `OnChange
              | `OnClick
              | `OnContextMenu
              | `OnDblClick
              | `OnDrag
              | `OnDragEnd
              | `OnDragEnter
              | `OnDragLeave
              | `OnDragOver
              | `OnDragStart
              | `OnDrop
              | `OnDurationChange
              | `OnEmptied
              | `OnEnded
              | `OnError
              | `OnFocus
              | `OnFormChange
              | `OnFormInput
              | `OnInput
              | `OnInvalid
              | `OnKeyDown
              | `OnKeyPress
              | `OnKeyUp
              | `OnLoad
              | `OnLoadStart
              | `OnLoadedData
              | `OnLoadedMetaData
              | `OnMouseDown
              | `OnMouseMove
              | `OnMouseOut
              | `OnMouseOver
              | `OnMouseUp
              | `OnMouseWheel
              | `OnPause
              | `OnPlay
              | `OnPlaying
              | `OnProgress
              | `OnRateChange
              | `OnReadyStateChange
              | `OnScroll
              | `OnSeeked
              | `OnSeeking
              | `OnSelect
              | `OnShow
              | `OnStalled
              | `OnSubmit
              | `OnSuspend
              | `OnTimeUpdate
              | `OnVolumeChange
              | `OnWaiting
              | `Spellcheck
              | `Src
              | `Style_Attr
              | `Tabindex
              | `Title
              | `User_data
              | `Width
              | `XML_lang
              | `XMLns ],
             [> `Embed ])
            nullary
          val audio :
            ?srcs:Xml.uri * [< `Source ] elt list ->
            ([< `Accesskey
              | `Autoplay
              | `Class
              | `Contenteditable
              | `Contextmenu
              | `Controls
              | `Dir
              | `Draggable
              | `Hidden
              | `Id
              | `Loop
              | `OnAbort
              | `OnBlur
              | `OnCanPlay
              | `OnCanPlayThrough
              | `OnChange
              | `OnClick
              | `OnContextMenu
              | `OnDblClick
              | `OnDrag
              | `OnDragEnd
              | `OnDragEnter
              | `OnDragLeave
              | `OnDragOver
              | `OnDragStart
              | `OnDrop
              | `OnDurationChange
              | `OnEmptied
              | `OnEnded
              | `OnError
              | `OnFocus
              | `OnFormChange
              | `OnFormInput
              | `OnInput
              | `OnInvalid
              | `OnKeyDown
              | `OnKeyPress
              | `OnKeyUp
              | `OnLoad
              | `OnLoadStart
              | `OnLoadedData
              | `OnLoadedMetaData
              | `OnMouseDown
              | `OnMouseMove
              | `OnMouseOut
              | `OnMouseOver
              | `OnMouseUp
              | `OnMouseWheel
              | `OnPause
              | `OnPlay
              | `OnPlaying
              | `OnProgress
              | `OnRateChange
              | `OnReadyStateChange
              | `OnScroll
              | `OnSeeked
              | `OnSeeking
              | `OnSelect
              | `OnShow
              | `OnStalled
              | `OnSubmit
              | `OnSuspend
              | `OnTimeUpdate
              | `OnVolumeChange
              | `OnWaiting
              | `Preload
              | `Spellcheck
              | `Style_Attr
              | `Tabindex
              | `Title
              | `User_data
              | `XML_lang
              | `XMLns ],
             'a, [> `Audio of 'a ])
            star
          val video :
            ?srcs:Xml.uri * [< `Source ] elt list ->
            ([< `Accesskey
              | `Autoplay
              | `Class
              | `Contenteditable
              | `Contextmenu
              | `Controls
              | `Dir
              | `Draggable
              | `Height
              | `Hidden
              | `Id
              | `Loop
              | `OnAbort
              | `OnBlur
              | `OnCanPlay
              | `OnCanPlayThrough
              | `OnChange
              | `OnClick
              | `OnContextMenu
              | `OnDblClick
              | `OnDrag
              | `OnDragEnd
              | `OnDragEnter
              | `OnDragLeave
              | `OnDragOver
              | `OnDragStart
              | `OnDrop
              | `OnDurationChange
              | `OnEmptied
              | `OnEnded
              | `OnError
              | `OnFocus
              | `OnFormChange
              | `OnFormInput
              | `OnInput
              | `OnInvalid
              | `OnKeyDown
              | `OnKeyPress
              | `OnKeyUp
              | `OnLoad
              | `OnLoadStart
              | `OnLoadedData
              | `OnLoadedMetaData
              | `OnMouseDown
              | `OnMouseMove
              | `OnMouseOut
              | `OnMouseOver
              | `OnMouseUp
              | `OnMouseWheel
              | `OnPause
              | `OnPlay
              | `OnPlaying
              | `OnProgress
              | `OnRateChange
              | `OnReadyStateChange
              | `OnScroll
              | `OnSeeked
              | `OnSeeking
              | `OnSelect
              | `OnShow
              | `OnStalled
              | `OnSubmit
              | `OnSuspend
              | `OnTimeUpdate
              | `OnVolumeChange
              | `OnWaiting
              | `Poster
              | `Preload
              | `Spellcheck
              | `Style_Attr
              | `Tabindex
              | `Title
              | `User_data
              | `Width
              | `XML_lang
              | `XMLns ],
             'a, [> `Video of 'a ])
            star
          val canvas :
            ([< Html5_types.canvas_attrib ], 'a, [> `Canvas of 'a ]) star
          val source :
            ([< Html5_types.source_attrib ], [> Html5_types.source ]) nullary
          val area :
            alt:Html5_types.text ->
            ([< `Accesskey
              | `Alt
              | `Class
              | `Contenteditable
              | `Contextmenu
              | `Coords
              | `Dir
              | `Draggable
              | `Hidden
              | `Hreflang
              | `Id
              | `Media
              | `Mime_type
              | `OnAbort
              | `OnBlur
              | `OnCanPlay
              | `OnCanPlayThrough
              | `OnChange
              | `OnClick
              | `OnContextMenu
              | `OnDblClick
              | `OnDrag
              | `OnDragEnd
              | `OnDragEnter
              | `OnDragLeave
              | `OnDragOver
              | `OnDragStart
              | `OnDrop
              | `OnDurationChange
              | `OnEmptied
              | `OnEnded
              | `OnError
              | `OnFocus
              | `OnFormChange
              | `OnFormInput
              | `OnInput
              | `OnInvalid
              | `OnKeyDown
              | `OnKeyPress
              | `OnKeyUp
              | `OnLoad
              | `OnLoadStart
              | `OnLoadedData
              | `OnLoadedMetaData
              | `OnMouseDown
              | `OnMouseMove
              | `OnMouseOut
              | `OnMouseOver
              | `OnMouseUp
              | `OnMouseWheel
              | `OnPause
              | `OnPlay
              | `OnPlaying
              | `OnProgress
              | `OnRateChange
              | `OnReadyStateChange
              | `OnScroll
              | `OnSeeked
              | `OnSeeking
              | `OnSelect
              | `OnShow
              | `OnStalled
              | `OnSubmit
              | `OnSuspend
              | `OnTimeUpdate
              | `OnVolumeChange
              | `OnWaiting
              | `Rel
              | `Shape
              | `Spellcheck
              | `Style_Attr
              | `Tabindex
              | `Target
              | `Title
              | `User_data
              | `XML_lang
              | `XMLns ],
             [> `Area ])
            nullary
          val map : ([< Html5_types.map_attrib ], 'a, [> `A of 'a ]) plus
          val caption :
            ([< Html5_types.caption_attrib ],
             [< Html5_types.caption_content_fun ], [> Html5_types.caption ])
            star
          val table :
            ?caption:[< `Caption ] elt ->
            ?columns:[< `Colgroup ] elt list ->
            ?thead:[< `Thead ] elt ->
            ?tfoot:[< `Tfoot ] elt ->
            ([< `Accesskey
              | `Class
              | `Contenteditable
              | `Contextmenu
              | `Dir
              | `Draggable
              | `Hidden
              | `Id
              | `OnAbort
              | `OnBlur
              | `OnCanPlay
              | `OnCanPlayThrough
              | `OnChange
              | `OnClick
              | `OnContextMenu
              | `OnDblClick
              | `OnDrag
              | `OnDragEnd
              | `OnDragEnter
              | `OnDragLeave
              | `OnDragOver
              | `OnDragStart
              | `OnDrop
              | `OnDurationChange
              | `OnEmptied
              | `OnEnded
              | `OnError
              | `OnFocus
              | `OnFormChange
              | `OnFormInput
              | `OnInput
              | `OnInvalid
              | `OnKeyDown
              | `OnKeyPress
              | `OnKeyUp
              | `OnLoad
              | `OnLoadStart
              | `OnLoadedData
              | `OnLoadedMetaData
              | `OnMouseDown
              | `OnMouseMove
              | `OnMouseOut
              | `OnMouseOver
              | `OnMouseUp
              | `OnMouseWheel
              | `OnPause
              | `OnPlay
              | `OnPlaying
              | `OnProgress
              | `OnRateChange
              | `OnReadyStateChange
              | `OnScroll
              | `OnSeeked
              | `OnSeeking
              | `OnSelect
              | `OnShow
              | `OnStalled
              | `OnSubmit
              | `OnSuspend
              | `OnTimeUpdate
              | `OnVolumeChange
              | `OnWaiting
              | `Spellcheck
              | `Style_Attr
              | `Summary
              | `Tabindex
              | `Title
              | `User_data
              | `XML_lang
              | `XMLns ],
             [< `Tr ], [> `Table ])
            plus
          val tablex :
            ?caption:[< `Caption ] elt ->
            ?columns:[< `Colgroup ] elt list ->
            ?thead:[< `Thead ] elt ->
            ?tfoot:[< `Tfoot ] elt ->
            ([< `Accesskey
              | `Class
              | `Contenteditable
              | `Contextmenu
              | `Dir
              | `Draggable
              | `Hidden
              | `Id
              | `OnAbort
              | `OnBlur
              | `OnCanPlay
              | `OnCanPlayThrough
              | `OnChange
              | `OnClick
              | `OnContextMenu
              | `OnDblClick
              | `OnDrag
              | `OnDragEnd
              | `OnDragEnter
              | `OnDragLeave
              | `OnDragOver
              | `OnDragStart
              | `OnDrop
              | `OnDurationChange
              | `OnEmptied
              | `OnEnded
              | `OnError
              | `OnFocus
              | `OnFormChange
              | `OnFormInput
              | `OnInput
              | `OnInvalid
              | `OnKeyDown
              | `OnKeyPress
              | `OnKeyUp
              | `OnLoad
              | `OnLoadStart
              | `OnLoadedData
              | `OnLoadedMetaData
              | `OnMouseDown
              | `OnMouseMove
              | `OnMouseOut
              | `OnMouseOver
              | `OnMouseUp
              | `OnMouseWheel
              | `OnPause
              | `OnPlay
              | `OnPlaying
              | `OnProgress
              | `OnRateChange
              | `OnReadyStateChange
              | `OnScroll
              | `OnSeeked
              | `OnSeeking
              | `OnSelect
              | `OnShow
              | `OnStalled
              | `OnSubmit
              | `OnSuspend
              | `OnTimeUpdate
              | `OnVolumeChange
              | `OnWaiting
              | `Spellcheck
              | `Style_Attr
              | `Summary
              | `Tabindex
              | `Title
              | `User_data
              | `XML_lang
              | `XMLns ],
             [< `Tbody ], [> `Table ])
            star
          val colgroup :
            ([< Html5_types.colgroup_attrib ],
             [< Html5_types.colgroup_content_fun ],
             [> Html5_types.colgroup ])
            star
          val col :
            ([< Html5_types.col_attrib ], [> Html5_types.col ]) nullary
          val thead :
            ([< Html5_types.thead_attrib ],
             [< Html5_types.thead_content_fun ], [> Html5_types.thead ])
            star
          val tbody :
            ([< Html5_types.tbody_attrib ],
             [< Html5_types.tbody_content_fun ], [> Html5_types.tbody ])
            star
          val tfoot :
            ([< Html5_types.tfoot_attrib ],
             [< Html5_types.tfoot_content_fun ], [> Html5_types.tfoot ])
            star
          val td :
            ([< Html5_types.td_attrib ], [< Html5_types.td_content_fun ],
             [> Html5_types.td ])
            star
          val th :
            ([< Html5_types.th_attrib ], [< Html5_types.th_content_fun ],
             [> Html5_types.th ])
            star
          val tr :
            ([< Html5_types.tr_attrib ], [< Html5_types.tr_content_fun ],
             [> Html5_types.tr ])
            star
          val form :
            ([< Html5_types.form_attrib ], [< Html5_types.form_content_fun ],
             [> Html5_types.form ])
            plus
          val fieldset :
            ?legend:[ `Legend ] elt ->
            ([< `Accesskey
              | `Class
              | `Contenteditable
              | `Contextmenu
              | `Dir
              | `Disabled
              | `Draggable
              | `Form
              | `Hidden
              | `Id
              | `Name
              | `OnAbort
              | `OnBlur
              | `OnCanPlay
              | `OnCanPlayThrough
              | `OnChange
              | `OnClick
              | `OnContextMenu
              | `OnDblClick
              | `OnDrag
              | `OnDragEnd
              | `OnDragEnter
              | `OnDragLeave
              | `OnDragOver
              | `OnDragStart
              | `OnDrop
              | `OnDurationChange
              | `OnEmptied
              | `OnEnded
              | `OnError
              | `OnFocus
              | `OnFormChange
              | `OnFormInput
              | `OnInput
              | `OnInvalid
              | `OnKeyDown
              | `OnKeyPress
              | `OnKeyUp
              | `OnLoad
              | `OnLoadStart
              | `OnLoadedData
              | `OnLoadedMetaData
              | `OnMouseDown
              | `OnMouseMove
              | `OnMouseOut
              | `OnMouseOver
              | `OnMouseUp
              | `OnMouseWheel
              | `OnPause
              | `OnPlay
              | `OnPlaying
              | `OnProgress
              | `OnRateChange
              | `OnReadyStateChange
              | `OnScroll
              | `OnSeeked
              | `OnSeeking
              | `OnSelect
              | `OnShow
              | `OnStalled
              | `OnSubmit
              | `OnSuspend
              | `OnTimeUpdate
              | `OnVolumeChange
              | `OnWaiting
              | `Spellcheck
              | `Style_Attr
              | `Tabindex
              | `Title
              | `User_data
              | `XML_lang
              | `XMLns ],
             [< Html5_types.flow5 ], [> `Fieldset ])
            star
          val legend :
            ([< Html5_types.legend_attrib ],
             [< Html5_types.legend_content_fun ], [> Html5_types.legend ])
            star
          val label :
            ([< Html5_types.label_attrib ],
             [< Html5_types.label_content_fun ], [> Html5_types.label ])
            star
          val input :
            ([< Html5_types.input_attrib ], [> Html5_types.input ]) nullary
          val button :
            ([< Html5_types.button_attrib ],
             [< Html5_types.button_content_fun ], [> Html5_types.button ])
            star
          val select :
            ([< Html5_types.select_attrib ],
             [< Html5_types.select_content_fun ], [> Html5_types.select ])
            star
          val datalist :
            ?children:[< `Options of [< `Option ] elt list
                       | `Phras of [< Html5_types.phrasing ] elt list ] ->
            ([< Html5_types.common ], [> `Datalist ]) nullary
          val optgroup :
            label:Html5_types.text ->
            ([< `Accesskey
              | `Class
              | `Contenteditable
              | `Contextmenu
              | `Dir
              | `Disabled
              | `Draggable
              | `Hidden
              | `Id
              | `Label
              | `OnAbort
              | `OnBlur
              | `OnCanPlay
              | `OnCanPlayThrough
              | `OnChange
              | `OnClick
              | `OnContextMenu
              | `OnDblClick
              | `OnDrag
              | `OnDragEnd
              | `OnDragEnter
              | `OnDragLeave
              | `OnDragOver
              | `OnDragStart
              | `OnDrop
              | `OnDurationChange
              | `OnEmptied
              | `OnEnded
              | `OnError
              | `OnFocus
              | `OnFormChange
              | `OnFormInput
              | `OnInput
              | `OnInvalid
              | `OnKeyDown
              | `OnKeyPress
              | `OnKeyUp
              | `OnLoad
              | `OnLoadStart
              | `OnLoadedData
              | `OnLoadedMetaData
              | `OnMouseDown
              | `OnMouseMove
              | `OnMouseOut
              | `OnMouseOver
              | `OnMouseUp
              | `OnMouseWheel
              | `OnPause
              | `OnPlay
              | `OnPlaying
              | `OnProgress
              | `OnRateChange
              | `OnReadyStateChange
              | `OnScroll
              | `OnSeeked
              | `OnSeeking
              | `OnSelect
              | `OnShow
              | `OnStalled
              | `OnSubmit
              | `OnSuspend
              | `OnTimeUpdate
              | `OnVolumeChange
              | `OnWaiting
              | `Spellcheck
              | `Style_Attr
              | `Tabindex
              | `Title
              | `User_data
              | `XML_lang
              | `XMLns ],
             [< `Option ], [> `Optgroup ])
            star
          val option :
            ([< Html5_types.option_attrib ],
             [< Html5_types.option_content_fun ],
             [> Html5_types.selectoption ])
            unary
          val textarea :
            ([< Html5_types.textarea_attrib ],
             [< Html5_types.textarea_content_fun ],
             [> Html5_types.textarea ])
            unary
          val keygen :
            ([< Html5_types.keygen_attrib ], [> Html5_types.keygen ]) nullary
          val progress :
            ([< Html5_types.progress_attrib ],
             [< Html5_types.progress_content_fun ],
             [> Html5_types.progress ])
            star
          val meter :
            ([< Html5_types.meter_attrib ],
             [< Html5_types.meter_content_fun ], [> Html5_types.meter ])
            star
          val output_elt :
            ([< Html5_types.output_elt_attrib ],
             [< Html5_types.output_elt_content_fun ],
             [> Html5_types.output_elt ])
            star
          val pcdata : string -> [> `PCDATA ] elt
          val entity : string -> [> `PCDATA ] elt
          val space : unit -> [> `PCDATA ] elt
          val cdata : string -> [> `PCDATA ] elt
          val cdata_script : string -> [> `PCDATA ] elt
          val cdata_style : string -> [> `PCDATA ] elt
          val unsafe_data : string -> 'a elt
          val details :
            [< `Summary ] elt ->
            ([< `Accesskey
              | `Class
              | `Contenteditable
              | `Contextmenu
              | `Dir
              | `Draggable
              | `Hidden
              | `Id
              | `OnAbort
              | `OnBlur
              | `OnCanPlay
              | `OnCanPlayThrough
              | `OnChange
              | `OnClick
              | `OnContextMenu
              | `OnDblClick
              | `OnDrag
              | `OnDragEnd
              | `OnDragEnter
              | `OnDragLeave
              | `OnDragOver
              | `OnDragStart
              | `OnDrop
              | `OnDurationChange
              | `OnEmptied
              | `OnEnded
              | `OnError
              | `OnFocus
              | `OnFormChange
              | `OnFormInput
              | `OnInput
              | `OnInvalid
              | `OnKeyDown
              | `OnKeyPress
              | `OnKeyUp
              | `OnLoad
              | `OnLoadStart
              | `OnLoadedData
              | `OnLoadedMetaData
              | `OnMouseDown
              | `OnMouseMove
              | `OnMouseOut
              | `OnMouseOver
              | `OnMouseUp
              | `OnMouseWheel
              | `OnPause
              | `OnPlay
              | `OnPlaying
              | `OnProgress
              | `OnRateChange
              | `OnReadyStateChange
              | `OnScroll
              | `OnSeeked
              | `OnSeeking
              | `OnSelect
              | `OnShow
              | `OnStalled
              | `OnSubmit
              | `OnSuspend
              | `OnTimeUpdate
              | `OnVolumeChange
              | `OnWaiting
              | `Open
              | `Spellcheck
              | `Style_Attr
              | `Tabindex
              | `Title
              | `User_data
              | `XML_lang
              | `XMLns ],
             [< Html5_types.flow5 ] elt, [> `Details ])
            star
          val summary :
            ([< Html5_types.summary_attrib ],
             [< Html5_types.summary_content_fun ], [> Html5_types.summary ])
            star
          val command :
            label:Html5_types.text ->
            ([< `Accesskey
              | `Checked
              | `Class
              | `Command_Type
              | `Contenteditable
              | `Contextmenu
              | `Dir
              | `Disabled
              | `Draggable
              | `Hidden
              | `Icon
              | `Id
              | `OnAbort
              | `OnBlur
              | `OnCanPlay
              | `OnCanPlayThrough
              | `OnChange
              | `OnClick
              | `OnContextMenu
              | `OnDblClick
              | `OnDrag
              | `OnDragEnd
              | `OnDragEnter
              | `OnDragLeave
              | `OnDragOver
              | `OnDragStart
              | `OnDrop
              | `OnDurationChange
              | `OnEmptied
              | `OnEnded
              | `OnError
              | `OnFocus
              | `OnFormChange
              | `OnFormInput
              | `OnInput
              | `OnInvalid
              | `OnKeyDown
              | `OnKeyPress
              | `OnKeyUp
              | `OnLoad
              | `OnLoadStart
              | `OnLoadedData
              | `OnLoadedMetaData
              | `OnMouseDown
              | `OnMouseMove
              | `OnMouseOut
              | `OnMouseOver
              | `OnMouseUp
              | `OnMouseWheel
              | `OnPause
              | `OnPlay
              | `OnPlaying
              | `OnProgress
              | `OnRateChange
              | `OnReadyStateChange
              | `OnScroll
              | `OnSeeked
              | `OnSeeking
              | `OnSelect
              | `OnShow
              | `OnStalled
              | `OnSubmit
              | `OnSuspend
              | `OnTimeUpdate
              | `OnVolumeChange
              | `OnWaiting
              | `Radiogroup
              | `Spellcheck
              | `Style_Attr
              | `Tabindex
              | `Title
              | `User_data
              | `XML_lang
              | `XMLns ],
             [> `Command ])
            nullary
          val menu :
            ?child:[< `Flows of [< Html5_types.flow5 ] elt list
                    | `Lis of [< `Li of [< Html5_types.common ] ] elt list ] ->
            ([< `Accesskey
              | `Class
              | `Contenteditable
              | `Contextmenu
              | `Dir
              | `Draggable
              | `Hidden
              | `Id
              | `Label
              | `Menu_Type
              | `OnAbort
              | `OnBlur
              | `OnCanPlay
              | `OnCanPlayThrough
              | `OnChange
              | `OnClick
              | `OnContextMenu
              | `OnDblClick
              | `OnDrag
              | `OnDragEnd
              | `OnDragEnter
              | `OnDragLeave
              | `OnDragOver
              | `OnDragStart
              | `OnDrop
              | `OnDurationChange
              | `OnEmptied
              | `OnEnded
              | `OnError
              | `OnFocus
              | `OnFormChange
              | `OnFormInput
              | `OnInput
              | `OnInvalid
              | `OnKeyDown
              | `OnKeyPress
              | `OnKeyUp
              | `OnLoad
              | `OnLoadStart
              | `OnLoadedData
              | `OnLoadedMetaData
              | `OnMouseDown
              | `OnMouseMove
              | `OnMouseOut
              | `OnMouseOver
              | `OnMouseUp
              | `OnMouseWheel
              | `OnPause
              | `OnPlay
              | `OnPlaying
              | `OnProgress
              | `OnRateChange
              | `OnReadyStateChange
              | `OnScroll
              | `OnSeeked
              | `OnSeeking
              | `OnSelect
              | `OnShow
              | `OnStalled
              | `OnSubmit
              | `OnSuspend
              | `OnTimeUpdate
              | `OnVolumeChange
              | `OnWaiting
              | `Spellcheck
              | `Style_Attr
              | `Tabindex
              | `Title
              | `User_data
              | `XML_lang
              | `XMLns ],
             [> `Menu ])
            nullary
          val script :
            ([< Html5_types.script_attrib ],
             [< Html5_types.script_content_fun ], [> Html5_types.script ])
            unary
          val noscript :
            ([< Html5_types.noscript_attrib ],
             [< Html5_types.noscript_content_fun ],
             [> Html5_types.noscript ])
            plus
          val meta :
            ([< Html5_types.meta_attrib ], [> Html5_types.meta ]) nullary
          val style :
            ([< Html5_types.style_attrib ],
             [< Html5_types.style_content_fun ], [> Html5_types.style ])
            star
          val link :
            rel:Html5_types.linktypes ->
            href:Xml.uri ->
            ([< `Accesskey
              | `Class
              | `Contenteditable
              | `Contextmenu
              | `Dir
              | `Draggable
              | `Hidden
              | `Href
              | `Hreflang
              | `Id
              | `Media
              | `Mime_type
              | `OnAbort
              | `OnBlur
              | `OnCanPlay
              | `OnCanPlayThrough
              | `OnChange
              | `OnClick
              | `OnContextMenu
              | `OnDblClick
              | `OnDrag
              | `OnDragEnd
              | `OnDragEnter
              | `OnDragLeave
              | `OnDragOver
              | `OnDragStart
              | `OnDrop
              | `OnDurationChange
              | `OnEmptied
              | `OnEnded
              | `OnError
              | `OnFocus
              | `OnFormChange
              | `OnFormInput
              | `OnInput
              | `OnInvalid
              | `OnKeyDown
              | `OnKeyPress
              | `OnKeyUp
              | `OnLoad
              | `OnLoadStart
              | `OnLoadedData
              | `OnLoadedMetaData
              | `OnMouseDown
              | `OnMouseMove
              | `OnMouseOut
              | `OnMouseOver
              | `OnMouseUp
              | `OnMouseWheel
              | `OnPause
              | `OnPlay
              | `OnPlaying
              | `OnProgress
              | `OnRateChange
              | `OnReadyStateChange
              | `OnScroll
              | `OnSeeked
              | `OnSeeking
              | `OnSelect
              | `OnShow
              | `OnStalled
              | `OnSubmit
              | `OnSuspend
              | `OnTimeUpdate
              | `OnVolumeChange
              | `OnWaiting
              | `Rel
              | `Sizes
              | `Spellcheck
              | `Style_Attr
              | `Tabindex
              | `Title
              | `User_data
              | `XML_lang
              | `XMLns ],
             [> `Link ])
            nullary
          val tot : Xml.elt -> 'a elt
          val totl : Xml.elt list -> 'a elt list
          val toelt : 'a elt -> Xml.elt
          val toeltl : 'a elt list -> Xml.elt list
          type doc = [ `Html ] elt
          val doc_toelt : doc -> Xml.elt
        end
      module Xml :
        sig
          type uri = Xml.uri
          val string_of_uri : uri -> string
          val uri_of_string : string -> uri
          type aname = string
          type event_handler = Xml.event_handler
          type attrib = Xml.attrib
          val float_attrib : aname -> float -> attrib
          val int_attrib : aname -> int -> attrib
          val string_attrib : aname -> string -> attrib
          val space_sep_attrib : aname -> string list -> attrib
          val comma_sep_attrib : aname -> string list -> attrib
          val event_handler_attrib : aname -> event_handler -> attrib
          val uri_attrib : aname -> uri -> attrib
          val uris_attrib : aname -> uri list -> attrib
          type elt = Xml.elt
          type ename = string
          val empty : unit -> elt
          val comment : string -> elt
          val pcdata : string -> elt
          val encodedpcdata : string -> elt
          val entity : string -> elt
          val leaf : ?a:attrib list -> ename -> elt
          val node : ?a:attrib list -> ename -> elt list -> elt
          val cdata : string -> elt
          val cdata_script : string -> elt
          val cdata_style : string -> elt
        end
      module Info : Xml_sigs.Info
      type uri = uri
      val string_of_uri : uri -> string
      val uri_of_string : string -> uri
      type 'a attrib = 'a attrib
      val to_xmlattribs : 'a attrib list -> Xml.attrib list
      val to_attrib : Xml.attrib -> 'a attrib
      val a_autocomplete : [< `Off | `On ] -> [> `Autocomplete ] attrib
      val a_async : [< `Async ] -> [> `Async ] attrib
      val a_autofocus : [< `Autofocus ] -> [> `Autofocus ] attrib
      val a_autoplay : [< `Autoplay ] -> [> `Autoplay ] attrib
      val a_challenge : Html5_types.text -> [> `Challenge ] attrib
      val a_contenteditable :
        [< `False | `True ] -> [> `Contexteditable ] attrib
      val a_contextmenu : Html5_types.idref -> [> `Contextmenu ] attrib
      val a_controls : [< `Controls ] -> [> `Controls ] attrib
      val a_dir : [< `Ltr | `Rtl ] -> [> `Dir ] attrib
      val a_draggable : [< `False | `True ] -> [> `Draggable ] attrib
      val a_form : Html5_types.idref -> [> `Form ] attrib
      val a_formaction : Xml.uri -> [> `Formaction ] attrib
      val a_formenctype : Html5_types.contenttype -> [> `Formenctype ] attrib
      val a_formmethod :
        [< `Delete | `Get | `Post | `Put ] -> [> `Formmethod ] attrib
      val a_formnovalidate :
        [< `Formnovalidate ] -> [> `Formnovalidate ] attrib
      val a_formtarget : Html5_types.text -> [> `Formtarget ] attrib
      val a_hidden : [< `Hidden ] -> [> `Hidden ] attrib
      val a_high : Html5_types.float_number -> [> `High ] attrib
      val a_icon : Xml.uri -> [> `Icon ] attrib
      val a_ismap : [< `Ismap ] -> [> `Ismap ] attrib
      val a_keytype : Html5_types.text -> [> `Keytype ] attrib
      val a_list : Html5_types.idref -> [> `List ] attrib
      val a_loop : [< `Loop ] -> [> `Loop ] attrib
      val a_low : Html5_types.float_number -> [> `High ] attrib
      val a_max : Html5_types.float_number -> [> `Max ] attrib
      val a_input_max : Html5_types.number -> [> `Max ] attrib
      val a_min : Html5_types.float_number -> [> `Min ] attrib
      val a_input_min : Html5_types.number -> [> `Min ] attrib
      val a_novalidate : [< `Novalidate ] -> [> `Novalidate ] attrib
      val a_open : [< `Open ] -> [> `Open ] attrib
      val a_optimum : Html5_types.float_number -> [> `Optimum ] attrib
      val a_pattern : Html5_types.text -> [> `Pattern ] attrib
      val a_placeholder : Html5_types.text -> [> `Placeholder ] attrib
      val a_poster : Xml.uri -> [> `Poster ] attrib
      val a_preload : [< `Audio | `Metadata | `None ] -> [> `Preload ] attrib
      val a_pubdate : [< `Pubdate ] -> [> `Pubdate ] attrib
      val a_radiogroup : Html5_types.text -> [> `Radiogroup ] attrib
      val a_required : [< `Required ] -> [> `Required ] attrib
      val a_reversed : [< `Reversed ] -> [> `Reversed ] attrib
      val a_sandbox :
        [< `AllowForms | `AllowSameOrigin | `AllowScript ] list ->
        [> `Sandbox ] attrib
      val a_spellcheck : [< `False | `True ] -> [> `Spellcheck ] attrib
      val a_scoped : [< `Scoped ] -> [> `Scoped ] attrib
      val a_seamless : [< `Seamless ] -> [> `Seamless ] attrib
      val a_sizes : Html5_types.numbers -> [> `Sizes ] attrib
      val a_span : Html5_types.number -> [> `Span ] attrib
      val a_srclang : Html5_types.nmtoken -> [> `XML_lang ] attrib
      val a_start : Html5_types.number -> [> `Start ] attrib
      val a_step : Html5_types.float_number -> [> `Step ] attrib
      val a_wrap : [< `Hard | `Soft ] -> [> `Wrap ] attrib
      val a_class : Html5_types.nmtokens -> [> `Class ] attrib
      val a_user_data :
        Html5_types.nmtoken -> Html5_types.text -> [> `User_data ] attrib
      val a_id : Html5_types.text -> [> `Id ] attrib
      val a_title : Html5_types.text -> [> `Title ] attrib
      val a_xml_lang : Html5_types.nmtoken -> [> `XML_lang ] attrib
      val a_version : Html5_types.cdata -> [> `Version ] attrib
      val a_xmlns : [< `W3_org_1999_xhtml ] -> [> `XMLns ] attrib
      val a_manifest : Xml.uri -> [> `Manifest ] attrib
      val a_cite : Xml.uri -> [> `Cite ] attrib
      val a_xml_space : [< `Preserve ] -> [> `XML_space ] attrib
      val a_accesskey : Html5_types.character -> [> `Accesskey ] attrib
      val a_charset : Html5_types.charset -> [> `Charset ] attrib
      val a_accept_charset :
        Html5_types.charsets -> [> `Accept_charset ] attrib
      val a_accept : Html5_types.contenttypes -> [> `Accept ] attrib
      val a_href : Xml.uri -> [> `Href ] attrib
      val a_hreflang : Html5_types.languagecode -> [> `Hreflang ] attrib
      val a_rel : Html5_types.linktypes -> [> `Rel ] attrib
      val a_tabindex : Html5_types.number -> [> `Tabindex ] attrib
      val a_mime_type : Html5_types.contenttype -> [> `Mime_type ] attrib
      val a_datetime : Html5_types.cdata -> [> `Datetime ] attrib
      val a_action : Xml.uri -> [> `Action ] attrib
      val a_checked : [< `Checked ] -> [> `Checked ] attrib
      val a_cols : Html5_types.number -> [> `Cols ] attrib
      val a_enctype : Html5_types.contenttype -> [> `Enctype ] attrib
      val a_for : Html5_types.idref -> [> `For ] attrib
      val a_for_list : Html5_types.idrefs -> [> `For_List ] attrib
      val a_maxlength : Html5_types.number -> [> `Maxlength ] attrib
      val a_method :
        [< `Delete | `Get | `Post | `Put ] -> [> `Method ] attrib
      val a_multiple : [< `Multiple ] -> [> `Multiple ] attrib
      val a_name : Html5_types.text -> [> `Name ] attrib
      val a_rows : Html5_types.number -> [> `Rows ] attrib
      val a_selected : [< `Selected ] -> [> `Selected ] attrib
      val a_size : Html5_types.number -> [> `Size ] attrib
      val a_src : Xml.uri -> [> `Src ] attrib
      val a_input_type :
        [< `Button
         | `Checkbox
         | `Color
         | `Date
         | `Datetime
         | `Datetime_local
         | `Email
         | `File
         | `Hidden
         | `Image
         | `Month
         | `Number
         | `Password
         | `Radio
         | `Range
         | `Reset
         | `Search
         | `Submit
         | `Tel
         | `Text
         | `Time
         | `Url
         | `Week ] ->
        [> `Input_Type ] attrib
      val a_text_value : Html5_types.text -> [> `Text_Value ] attrib
      val a_int_value : Html5_types.number -> [> `Int_Value ] attrib
      val a_value : Html5_types.cdata -> [> `Value ] attrib
      val a_float_value :
        Html5_types.float_number -> [> `Float_Value ] attrib
      val a_disabled : [< `Disabled ] -> [> `Disabled ] attrib
      val a_readonly : [< `ReadOnly ] -> [> `ReadOnly ] attrib
      val a_button_type :
        [< `Button | `Reset | `Submit ] -> [> `Button_Type ] attrib
      val a_command_type :
        [< `Checkbox | `Command | `Radio ] -> [> `Command_Type ] attrib
      val a_menu_type : [< `Context | `Toolbar ] -> [> `Menu_Type ] attrib
      val a_label : Html5_types.text -> [> `Label ] attrib
      val a_align :
        [< `Char | `Justify | `Left | `Right ] -> [> `Align ] attrib
      val a_axis : Html5_types.cdata -> [> `Axis ] attrib
      val a_colspan : Html5_types.number -> [> `Colspan ] attrib
      val a_headers : Html5_types.idrefs -> [> `Headers ] attrib
      val a_rowspan : Html5_types.number -> [> `Rowspan ] attrib
      val a_scope :
        [< `Col | `Colgroup | `Row | `Rowgroup ] -> [> `Scope ] attrib
      val a_summary : Html5_types.text -> [> `Summary ] attrib
      val a_border : Html5_types.pixels -> [> `Border ] attrib
      val a_cellpadding : Html5_types.length -> [> `Cellpadding ] attrib
      val a_cellspacing : Html5_types.length -> [> `Cellspacing ] attrib
      val a_datapagesize : Html5_types.cdata -> [> `Datapagesize ] attrib
      val a_rules :
        [< `All | `Cols | `Groups | `None | `Rows ] -> [> `Rules ] attrib
      val a_char : Html5_types.character -> [> `Char ] attrib
      val a_charoff : Html5_types.length -> [> `Charoff ] attrib
      val a_alt : Html5_types.text -> [> `Alt ] attrib
      val a_height : Html5_types.number -> [> `Height ] attrib
      val a_width : Html5_types.number -> [> `Width ] attrib
      type shape = [ `Circle | `Default | `Poly | `Rect ]
      val a_shape : shape -> [> `Shape ] attrib
      val a_coords : Html5_types.numbers -> [> `Coords ] attrib
      val a_usemap : Html5_types.idref -> [> `Usemap ] attrib
      val a_data : Xml.uri -> [> `Data ] attrib
      val a_codetype : Html5_types.contenttype -> [> `Codetype ] attrib
      val a_fs_rows : Html5_types.multilengths -> [> `FS_Rows ] attrib
      val a_fs_cols : Html5_types.multilengths -> [> `FS_Cols ] attrib
      val a_frameborder : [< `One | `Zero ] -> [> `Frameborder ] attrib
      val a_marginheight : Html5_types.pixels -> [> `Marginheight ] attrib
      val a_marginwidth : Html5_types.pixels -> [> `Marginwidth ] attrib
      val a_scrolling : [< `Auto | `No | `Yes ] -> [> `Scrolling ] attrib
      val a_target : Html5_types.frametarget -> [> `Target ] attrib
      val a_content : Html5_types.text -> [> `Content ] attrib
      val a_http_equiv : Html5_types.text -> [> `Http_equiv ] attrib
      val a_defer : [< `Defer ] -> [> `Defer ] attrib
      val a_media : Html5_types.mediadesc -> [> `Media ] attrib
      val a_style : string -> [> `Style_Attr ] attrib
      val a_property : string -> [> `Property ] attrib
      type 'a elt = 'a elt
      type ('a, 'b) nullary = ?a:'a attrib list -> unit -> 'b elt
      type ('a, 'b, 'c) unary = ?a:'a attrib list -> 'b elt -> 'c elt
      type ('a, 'b, 'c, 'd) binary =
          ?a:'a attrib list -> 'b elt -> 'c elt -> 'd elt
      type ('a, 'b, 'c, 'd) tri = 'a elt -> 'b elt -> 'c elt -> 'd elt
      type ('a, 'b, 'c) star = ?a:'a attrib list -> 'b elt list -> 'c elt
      type ('a, 'b, 'c) plus =
          ?a:'a attrib list -> 'b elt -> 'b elt list -> 'c elt
      type html = [ `Html ] elt
      type rt =
          [ `Rpt of [ `Rp ] elt * [ `Rt ] elt * [ `Rp ] elt
          | `Rt of [ `Rt ] elt ]
      type ruby_content = Html5_types.phrasing elt list * rt
      type rp =
          Html5_types.common attrib list * Html5_types.phrasing elt list
      val html :
        ?a:Html5_types.html_attrib attrib list ->
        [< `Head ] elt -> [< `Body ] elt -> [> `Html ] elt
      val head :
        ?a:Html5_types.head_attrib attrib list ->
        [< `Title ] elt ->
        Html5_types.head_content_fun elt list -> [> Html5_types.head ] elt
      val base :
        ([< Html5_types.base_attrib ], [> Html5_types.base ]) nullary
      val title :
        (Html5_types.title_attrib, [< Html5_types.title_content_fun ],
         [> Html5_types.title ])
        unary
      val body :
        ([< Html5_types.body_attrib ], [< Html5_types.body_content_fun ],
         [> Html5_types.body ])
        star
      val svg :
        ?xmlns:string ->
        ?a:[< Html5_types.svg_attrib ] Svg.F.attrib list ->
        [< Html5_types.svg_content ] Svg.F.elt list ->
        [> Html5_types.svg ] elt
      val footer :
        ([< Html5_types.common ],
         [< Html5_types.flow5_without_header_footer ], [> `Footer ])
        star
      val header :
        ([< Html5_types.common ],
         [< Html5_types.flow5_without_header_footer ], [> `Header ])
        star
      val section :
        ([< Html5_types.section_attrib ],
         [< Html5_types.section_content_fun ], [> Html5_types.section ])
        star
      val nav :
        ([< Html5_types.nav_attrib ], [< Html5_types.nav_content_fun ],
         [> Html5_types.nav ])
        star
      val h1 :
        ([< Html5_types.h1_attrib ], [< Html5_types.h1_content_fun ],
         [> Html5_types.h1 ])
        star
      val h2 :
        ([< Html5_types.h2_attrib ], [< Html5_types.h2_content_fun ],
         [> Html5_types.h2 ])
        star
      val h3 :
        ([< Html5_types.h3_attrib ], [< Html5_types.h3_content_fun ],
         [> Html5_types.h3 ])
        star
      val h4 :
        ([< Html5_types.h4_attrib ], [< Html5_types.h4_content_fun ],
         [> Html5_types.h4 ])
        star
      val h5 :
        ([< Html5_types.h5_attrib ], [< Html5_types.h5_content_fun ],
         [> Html5_types.h5 ])
        star
      val h6 :
        ([< Html5_types.h6_attrib ], [< Html5_types.h6_content_fun ],
         [> Html5_types.h6 ])
        star
      val hgroup :
        ([< Html5_types.hgroup_attrib ], [< Html5_types.hgroup_content_fun ],
         [> Html5_types.hgroup ])
        plus
      val address :
        ([< Html5_types.address_attrib ],
         [< Html5_types.address_content_fun ], [> Html5_types.address ])
        star
      val article :
        ([< Html5_types.article_attrib ],
         [< Html5_types.article_content_fun ], [> Html5_types.article ])
        star
      val aside :
        ([< Html5_types.aside_attrib ], [< Html5_types.aside_content_fun ],
         [> Html5_types.aside ])
        star
      val p :
        ([< Html5_types.p_attrib ], [< Html5_types.p_content_fun ],
         [> Html5_types.p ])
        star
      val pre :
        ([< Html5_types.pre_attrib ], [< Html5_types.pre_content_fun ],
         [> Html5_types.pre ])
        star
      val blockquote :
        ([< Html5_types.blockquote_attrib ],
         [< Html5_types.blockquote_content_fun ],
         [> Html5_types.blockquote ])
        star
      val div :
        ([< Html5_types.div_attrib ], [< Html5_types.div_content_fun ],
         [> Html5_types.div ])
        star
      val dl :
        ?a:[< Html5_types.common ] attrib list ->
        (([< `Dt ] elt * [< `Dt ] elt list) *
         ([< `Dd ] elt * [< `Dd ] elt list))
        list -> [> `Dl ] elt
      val ol :
        ([< Html5_types.ol_attrib ], [< Html5_types.ol_content_fun ],
         [> Html5_types.ol ])
        star
      val ul :
        ([< Html5_types.ul_attrib ], [< Html5_types.ul_content_fun ],
         [> Html5_types.ul ])
        star
      val dd :
        ([< Html5_types.dd_attrib ], [< Html5_types.dd_content_fun ],
         [> Html5_types.dd ])
        star
      val dt :
        ([< Html5_types.dt_attrib ], [< Html5_types.dt_content_fun ],
         [> Html5_types.dt ])
        star
      val li :
        ([< Html5_types.li_attrib ], [< Html5_types.li_content_fun ],
         [> Html5_types.li ])
        star
      val figcaption :
        ([< Html5_types.figcaption_attrib ],
         [< Html5_types.figcaption_content_fun ],
         [> Html5_types.figcaption ])
        star
      val figure :
        ?figcaption:[< `Figcaption ] elt ->
        ([< Html5_types.common ], [< Html5_types.flow5 ], [> `Figure ]) star
      val hr : ([< Html5_types.hr_attrib ], [> Html5_types.hr ]) nullary
      val rt :
        ?rp:rp * rp ->
        ?a:[< Html5_types.common ] attrib list ->
        [< Html5_types.phrasing ] elt list -> rt
      val rp :
        ?a:[< Html5_types.common ] attrib list ->
        [< Html5_types.phrasing ] elt list -> rp
      val ruby :
        ?a:[< Html5_types.common ] attrib list ->
        ruby_content -> ruby_content list -> [> `Ruby ] elt
      val b :
        ([< Html5_types.b_attrib ], [< Html5_types.b_content_fun ],
         [> Html5_types.b ])
        star
      val i :
        ([< Html5_types.i_attrib ], [< Html5_types.i_content_fun ],
         [> Html5_types.i ])
        star
      val small :
        ([< Html5_types.small_attrib ], [< Html5_types.small_content_fun ],
         [> Html5_types.small ])
        star
      val sub :
        ([< Html5_types.sub_attrib ], [< Html5_types.sub_content_fun ],
         [> Html5_types.sub ])
        star
      val sup :
        ([< Html5_types.sup_attrib ], [< Html5_types.sup_content_fun ],
         [> Html5_types.sup ])
        star
      val mark :
        ([< Html5_types.mark_attrib ], [< Html5_types.mark_content_fun ],
         [> Html5_types.mark ])
        star
      val wbr : ([< Html5_types.wbr_attrib ], [> Html5_types.wbr ]) nullary
      val bdo :
        dir:[< `Ltr | `Rtl ] ->
        ([< Html5_types.common ], [< Html5_types.phrasing ], [> `Bdo ]) star
      val abbr :
        ([< Html5_types.abbr_attrib ], [< Html5_types.abbr_content_fun ],
         [> Html5_types.abbr ])
        star
      val br : ([< Html5_types.br_attrib ], [> Html5_types.br ]) nullary
      val cite :
        ([< Html5_types.cite_attrib ], [< Html5_types.cite_content_fun ],
         [> Html5_types.cite ])
        star
      val code :
        ([< Html5_types.code_attrib ], [< Html5_types.code_content_fun ],
         [> Html5_types.code ])
        star
      val dfn :
        ([< Html5_types.dfn_attrib ], [< Html5_types.dfn_content_fun ],
         [> Html5_types.dfn ])
        star
      val em :
        ([< Html5_types.em_attrib ], [< Html5_types.em_content_fun ],
         [> Html5_types.em ])
        star
      val kbd :
        ([< Html5_types.kbd_attrib ], [< Html5_types.kbd_content_fun ],
         [> Html5_types.kbd ])
        star
      val q :
        ([< Html5_types.q_attrib ], [< Html5_types.q_content_fun ],
         [> Html5_types.q ])
        star
      val samp :
        ([< Html5_types.samp_attrib ], [< Html5_types.samp_content_fun ],
         [> Html5_types.samp ])
        star
      val span :
        ([< Html5_types.span_attrib ], [< Html5_types.span_content_fun ],
         [> Html5_types.span ])
        star
      val strong :
        ([< Html5_types.strong_attrib ], [< Html5_types.strong_content_fun ],
         [> Html5_types.strong ])
        star
      val time :
        ([< Html5_types.time_attrib ], [< Html5_types.time_content_fun ],
         [> Html5_types.time ])
        star
      val var :
        ([< Html5_types.var_attrib ], [< Html5_types.var_content_fun ],
         [> Html5_types.var ])
        star
      val a : ([< Html5_types.a_attrib ], 'a, [> `A of 'a ]) star
      val del : ([< Html5_types.del_attrib ], 'a, [> `Del of 'a ]) star
      val ins : ([< Html5_types.ins_attrib ], 'a, [> `Ins of 'a ]) star
      val img :
        src:Xml.uri ->
        alt:Html5_types.text ->
        ([< `Accesskey
          | `Class
          | `Contenteditable
          | `Contextmenu
          | `Dir
          | `Draggable
          | `Height
          | `Hidden
          | `Id
          | `Ismap
          | `OnAbort
          | `OnBlur
          | `OnCanPlay
          | `OnCanPlayThrough
          | `OnChange
          | `OnClick
          | `OnContextMenu
          | `OnDblClick
          | `OnDrag
          | `OnDragEnd
          | `OnDragEnter
          | `OnDragLeave
          | `OnDragOver
          | `OnDragStart
          | `OnDrop
          | `OnDurationChange
          | `OnEmptied
          | `OnEnded
          | `OnError
          | `OnFocus
          | `OnFormChange
          | `OnFormInput
          | `OnInput
          | `OnInvalid
          | `OnKeyDown
          | `OnKeyPress
          | `OnKeyUp
          | `OnLoad
          | `OnLoadStart
          | `OnLoadedData
          | `OnLoadedMetaData
          | `OnMouseDown
          | `OnMouseMove
          | `OnMouseOut
          | `OnMouseOver
          | `OnMouseUp
          | `OnMouseWheel
          | `OnPause
          | `OnPlay
          | `OnPlaying
          | `OnProgress
          | `OnRateChange
          | `OnReadyStateChange
          | `OnScroll
          | `OnSeeked
          | `OnSeeking
          | `OnSelect
          | `OnShow
          | `OnStalled
          | `OnSubmit
          | `OnSuspend
          | `OnTimeUpdate
          | `OnVolumeChange
          | `OnWaiting
          | `Spellcheck
          | `Style_Attr
          | `Tabindex
          | `Title
          | `User_data
          | `Width
          | `XML_lang
          | `XMLns ],
         [> `Img ])
        nullary
      val iframe :
        ([< `Accesskey
          | `Class
          | `Contenteditable
          | `Contextmenu
          | `Dir
          | `Draggable
          | `Height
          | `Hidden
          | `Id
          | `Name
          | `OnAbort
          | `OnBlur
          | `OnCanPlay
          | `OnCanPlayThrough
          | `OnChange
          | `OnClick
          | `OnContextMenu
          | `OnDblClick
          | `OnDrag
          | `OnDragEnd
          | `OnDragEnter
          | `OnDragLeave
          | `OnDragOver
          | `OnDragStart
          | `OnDrop
          | `OnDurationChange
          | `OnEmptied
          | `OnEnded
          | `OnError
          | `OnFocus
          | `OnFormChange
          | `OnFormInput
          | `OnInput
          | `OnInvalid
          | `OnKeyDown
          | `OnKeyPress
          | `OnKeyUp
          | `OnLoad
          | `OnLoadStart
          | `OnLoadedData
          | `OnLoadedMetaData
          | `OnMouseDown
          | `OnMouseMove
          | `OnMouseOut
          | `OnMouseOver
          | `OnMouseUp
          | `OnMouseWheel
          | `OnPause
          | `OnPlay
          | `OnPlaying
          | `OnProgress
          | `OnRateChange
          | `OnReadyStateChange
          | `OnScroll
          | `OnSeeked
          | `OnSeeking
          | `OnSelect
          | `OnShow
          | `OnStalled
          | `OnSubmit
          | `OnSuspend
          | `OnTimeUpdate
          | `OnVolumeChange
          | `OnWaiting
          | `Sandbox
          | `Seamless
          | `Spellcheck
          | `Src
          | `Style_Attr
          | `Tabindex
          | `Title
          | `User_data
          | `Width
          | `XML_lang
          | `XMLns ],
         [< `PCDATA ], [> `Iframe ])
        star
      val object_ :
        ?params:[< `Param ] elt list ->
        ([< `Accesskey
          | `Class
          | `Contenteditable
          | `Contextmenu
          | `Data
          | `Dir
          | `Draggable
          | `Form
          | `Height
          | `Hidden
          | `Id
          | `Mime_type
          | `Name
          | `OnAbort
          | `OnBlur
          | `OnCanPlay
          | `OnCanPlayThrough
          | `OnChange
          | `OnClick
          | `OnContextMenu
          | `OnDblClick
          | `OnDrag
          | `OnDragEnd
          | `OnDragEnter
          | `OnDragLeave
          | `OnDragOver
          | `OnDragStart
          | `OnDrop
          | `OnDurationChange
          | `OnEmptied
          | `OnEnded
          | `OnError
          | `OnFocus
          | `OnFormChange
          | `OnFormInput
          | `OnInput
          | `OnInvalid
          | `OnKeyDown
          | `OnKeyPress
          | `OnKeyUp
          | `OnLoad
          | `OnLoadStart
          | `OnLoadedData
          | `OnLoadedMetaData
          | `OnMouseDown
          | `OnMouseMove
          | `OnMouseOut
          | `OnMouseOver
          | `OnMouseUp
          | `OnMouseWheel
          | `OnPause
          | `OnPlay
          | `OnPlaying
          | `OnProgress
          | `OnRateChange
          | `OnReadyStateChange
          | `OnScroll
          | `OnSeeked
          | `OnSeeking
          | `OnSelect
          | `OnShow
          | `OnStalled
          | `OnSubmit
          | `OnSuspend
          | `OnTimeUpdate
          | `OnVolumeChange
          | `OnWaiting
          | `Spellcheck
          | `Style_Attr
          | `Tabindex
          | `Title
          | `Usemap
          | `User_data
          | `Width
          | `XML_lang
          | `XMLns ],
         'a, [> `Object of 'a ])
        star
      val param :
        ([< Html5_types.param_attrib ], [> Html5_types.param ]) nullary
      val embed :
        ([< `Accesskey
          | `Class
          | `Contenteditable
          | `Contextmenu
          | `Dir
          | `Draggable
          | `Height
          | `Hidden
          | `Id
          | `Mime_type
          | `OnAbort
          | `OnBlur
          | `OnCanPlay
          | `OnCanPlayThrough
          | `OnChange
          | `OnClick
          | `OnContextMenu
          | `OnDblClick
          | `OnDrag
          | `OnDragEnd
          | `OnDragEnter
          | `OnDragLeave
          | `OnDragOver
          | `OnDragStart
          | `OnDrop
          | `OnDurationChange
          | `OnEmptied
          | `OnEnded
          | `OnError
          | `OnFocus
          | `OnFormChange
          | `OnFormInput
          | `OnInput
          | `OnInvalid
          | `OnKeyDown
          | `OnKeyPress
          | `OnKeyUp
          | `OnLoad
          | `OnLoadStart
          | `OnLoadedData
          | `OnLoadedMetaData
          | `OnMouseDown
          | `OnMouseMove
          | `OnMouseOut
          | `OnMouseOver
          | `OnMouseUp
          | `OnMouseWheel
          | `OnPause
          | `OnPlay
          | `OnPlaying
          | `OnProgress
          | `OnRateChange
          | `OnReadyStateChange
          | `OnScroll
          | `OnSeeked
          | `OnSeeking
          | `OnSelect
          | `OnShow
          | `OnStalled
          | `OnSubmit
          | `OnSuspend
          | `OnTimeUpdate
          | `OnVolumeChange
          | `OnWaiting
          | `Spellcheck
          | `Src
          | `Style_Attr
          | `Tabindex
          | `Title
          | `User_data
          | `Width
          | `XML_lang
          | `XMLns ],
         [> `Embed ])
        nullary
      val audio :
        ?srcs:Xml.uri * [< `Source ] elt list ->
        ([< `Accesskey
          | `Autoplay
          | `Class
          | `Contenteditable
          | `Contextmenu
          | `Controls
          | `Dir
          | `Draggable
          | `Hidden
          | `Id
          | `Loop
          | `OnAbort
          | `OnBlur
          | `OnCanPlay
          | `OnCanPlayThrough
          | `OnChange
          | `OnClick
          | `OnContextMenu
          | `OnDblClick
          | `OnDrag
          | `OnDragEnd
          | `OnDragEnter
          | `OnDragLeave
          | `OnDragOver
          | `OnDragStart
          | `OnDrop
          | `OnDurationChange
          | `OnEmptied
          | `OnEnded
          | `OnError
          | `OnFocus
          | `OnFormChange
          | `OnFormInput
          | `OnInput
          | `OnInvalid
          | `OnKeyDown
          | `OnKeyPress
          | `OnKeyUp
          | `OnLoad
          | `OnLoadStart
          | `OnLoadedData
          | `OnLoadedMetaData
          | `OnMouseDown
          | `OnMouseMove
          | `OnMouseOut
          | `OnMouseOver
          | `OnMouseUp
          | `OnMouseWheel
          | `OnPause
          | `OnPlay
          | `OnPlaying
          | `OnProgress
          | `OnRateChange
          | `OnReadyStateChange
          | `OnScroll
          | `OnSeeked
          | `OnSeeking
          | `OnSelect
          | `OnShow
          | `OnStalled
          | `OnSubmit
          | `OnSuspend
          | `OnTimeUpdate
          | `OnVolumeChange
          | `OnWaiting
          | `Preload
          | `Spellcheck
          | `Style_Attr
          | `Tabindex
          | `Title
          | `User_data
          | `XML_lang
          | `XMLns ],
         'a, [> `Audio of 'a ])
        star
      val video :
        ?srcs:Xml.uri * [< `Source ] elt list ->
        ([< `Accesskey
          | `Autoplay
          | `Class
          | `Contenteditable
          | `Contextmenu
          | `Controls
          | `Dir
          | `Draggable
          | `Height
          | `Hidden
          | `Id
          | `Loop
          | `OnAbort
          | `OnBlur
          | `OnCanPlay
          | `OnCanPlayThrough
          | `OnChange
          | `OnClick
          | `OnContextMenu
          | `OnDblClick
          | `OnDrag
          | `OnDragEnd
          | `OnDragEnter
          | `OnDragLeave
          | `OnDragOver
          | `OnDragStart
          | `OnDrop
          | `OnDurationChange
          | `OnEmptied
          | `OnEnded
          | `OnError
          | `OnFocus
          | `OnFormChange
          | `OnFormInput
          | `OnInput
          | `OnInvalid
          | `OnKeyDown
          | `OnKeyPress
          | `OnKeyUp
          | `OnLoad
          | `OnLoadStart
          | `OnLoadedData
          | `OnLoadedMetaData
          | `OnMouseDown
          | `OnMouseMove
          | `OnMouseOut
          | `OnMouseOver
          | `OnMouseUp
          | `OnMouseWheel
          | `OnPause
          | `OnPlay
          | `OnPlaying
          | `OnProgress
          | `OnRateChange
          | `OnReadyStateChange
          | `OnScroll
          | `OnSeeked
          | `OnSeeking
          | `OnSelect
          | `OnShow
          | `OnStalled
          | `OnSubmit
          | `OnSuspend
          | `OnTimeUpdate
          | `OnVolumeChange
          | `OnWaiting
          | `Poster
          | `Preload
          | `Spellcheck
          | `Style_Attr
          | `Tabindex
          | `Title
          | `User_data
          | `Width
          | `XML_lang
          | `XMLns ],
         'a, [> `Video of 'a ])
        star
      val canvas :
        ([< Html5_types.canvas_attrib ], 'a, [> `Canvas of 'a ]) star
      val source :
        ([< Html5_types.source_attrib ], [> Html5_types.source ]) nullary
      val area :
        alt:Html5_types.text ->
        ([< `Accesskey
          | `Alt
          | `Class
          | `Contenteditable
          | `Contextmenu
          | `Coords
          | `Dir
          | `Draggable
          | `Hidden
          | `Hreflang
          | `Id
          | `Media
          | `Mime_type
          | `OnAbort
          | `OnBlur
          | `OnCanPlay
          | `OnCanPlayThrough
          | `OnChange
          | `OnClick
          | `OnContextMenu
          | `OnDblClick
          | `OnDrag
          | `OnDragEnd
          | `OnDragEnter
          | `OnDragLeave
          | `OnDragOver
          | `OnDragStart
          | `OnDrop
          | `OnDurationChange
          | `OnEmptied
          | `OnEnded
          | `OnError
          | `OnFocus
          | `OnFormChange
          | `OnFormInput
          | `OnInput
          | `OnInvalid
          | `OnKeyDown
          | `OnKeyPress
          | `OnKeyUp
          | `OnLoad
          | `OnLoadStart
          | `OnLoadedData
          | `OnLoadedMetaData
          | `OnMouseDown
          | `OnMouseMove
          | `OnMouseOut
          | `OnMouseOver
          | `OnMouseUp
          | `OnMouseWheel
          | `OnPause
          | `OnPlay
          | `OnPlaying
          | `OnProgress
          | `OnRateChange
          | `OnReadyStateChange
          | `OnScroll
          | `OnSeeked
          | `OnSeeking
          | `OnSelect
          | `OnShow
          | `OnStalled
          | `OnSubmit
          | `OnSuspend
          | `OnTimeUpdate
          | `OnVolumeChange
          | `OnWaiting
          | `Rel
          | `Shape
          | `Spellcheck
          | `Style_Attr
          | `Tabindex
          | `Target
          | `Title
          | `User_data
          | `XML_lang
          | `XMLns ],
         [> `Area ])
        nullary
      val map : ([< Html5_types.map_attrib ], 'a, [> `A of 'a ]) plus
      val caption :
        ([< Html5_types.caption_attrib ],
         [< Html5_types.caption_content_fun ], [> Html5_types.caption ])
        star
      val table :
        ?caption:[< `Caption ] elt ->
        ?columns:[< `Colgroup ] elt list ->
        ?thead:[< `Thead ] elt ->
        ?tfoot:[< `Tfoot ] elt ->
        ([< `Accesskey
          | `Class
          | `Contenteditable
          | `Contextmenu
          | `Dir
          | `Draggable
          | `Hidden
          | `Id
          | `OnAbort
          | `OnBlur
          | `OnCanPlay
          | `OnCanPlayThrough
          | `OnChange
          | `OnClick
          | `OnContextMenu
          | `OnDblClick
          | `OnDrag
          | `OnDragEnd
          | `OnDragEnter
          | `OnDragLeave
          | `OnDragOver
          | `OnDragStart
          | `OnDrop
          | `OnDurationChange
          | `OnEmptied
          | `OnEnded
          | `OnError
          | `OnFocus
          | `OnFormChange
          | `OnFormInput
          | `OnInput
          | `OnInvalid
          | `OnKeyDown
          | `OnKeyPress
          | `OnKeyUp
          | `OnLoad
          | `OnLoadStart
          | `OnLoadedData
          | `OnLoadedMetaData
          | `OnMouseDown
          | `OnMouseMove
          | `OnMouseOut
          | `OnMouseOver
          | `OnMouseUp
          | `OnMouseWheel
          | `OnPause
          | `OnPlay
          | `OnPlaying
          | `OnProgress
          | `OnRateChange
          | `OnReadyStateChange
          | `OnScroll
          | `OnSeeked
          | `OnSeeking
          | `OnSelect
          | `OnShow
          | `OnStalled
          | `OnSubmit
          | `OnSuspend
          | `OnTimeUpdate
          | `OnVolumeChange
          | `OnWaiting
          | `Spellcheck
          | `Style_Attr
          | `Summary
          | `Tabindex
          | `Title
          | `User_data
          | `XML_lang
          | `XMLns ],
         [< `Tr ], [> `Table ])
        plus
      val tablex :
        ?caption:[< `Caption ] elt ->
        ?columns:[< `Colgroup ] elt list ->
        ?thead:[< `Thead ] elt ->
        ?tfoot:[< `Tfoot ] elt ->
        ([< `Accesskey
          | `Class
          | `Contenteditable
          | `Contextmenu
          | `Dir
          | `Draggable
          | `Hidden
          | `Id
          | `OnAbort
          | `OnBlur
          | `OnCanPlay
          | `OnCanPlayThrough
          | `OnChange
          | `OnClick
          | `OnContextMenu
          | `OnDblClick
          | `OnDrag
          | `OnDragEnd
          | `OnDragEnter
          | `OnDragLeave
          | `OnDragOver
          | `OnDragStart
          | `OnDrop
          | `OnDurationChange
          | `OnEmptied
          | `OnEnded
          | `OnError
          | `OnFocus
          | `OnFormChange
          | `OnFormInput
          | `OnInput
          | `OnInvalid
          | `OnKeyDown
          | `OnKeyPress
          | `OnKeyUp
          | `OnLoad
          | `OnLoadStart
          | `OnLoadedData
          | `OnLoadedMetaData
          | `OnMouseDown
          | `OnMouseMove
          | `OnMouseOut
          | `OnMouseOver
          | `OnMouseUp
          | `OnMouseWheel
          | `OnPause
          | `OnPlay
          | `OnPlaying
          | `OnProgress
          | `OnRateChange
          | `OnReadyStateChange
          | `OnScroll
          | `OnSeeked
          | `OnSeeking
          | `OnSelect
          | `OnShow
          | `OnStalled
          | `OnSubmit
          | `OnSuspend
          | `OnTimeUpdate
          | `OnVolumeChange
          | `OnWaiting
          | `Spellcheck
          | `Style_Attr
          | `Summary
          | `Tabindex
          | `Title
          | `User_data
          | `XML_lang
          | `XMLns ],
         [< `Tbody ], [> `Table ])
        star
      val colgroup :
        ([< Html5_types.colgroup_attrib ],
         [< Html5_types.colgroup_content_fun ], [> Html5_types.colgroup ])
        star
      val col : ([< Html5_types.col_attrib ], [> Html5_types.col ]) nullary
      val thead :
        ([< Html5_types.thead_attrib ], [< Html5_types.thead_content_fun ],
         [> Html5_types.thead ])
        star
      val tbody :
        ([< Html5_types.tbody_attrib ], [< Html5_types.tbody_content_fun ],
         [> Html5_types.tbody ])
        star
      val tfoot :
        ([< Html5_types.tfoot_attrib ], [< Html5_types.tfoot_content_fun ],
         [> Html5_types.tfoot ])
        star
      val td :
        ([< Html5_types.td_attrib ], [< Html5_types.td_content_fun ],
         [> Html5_types.td ])
        star
      val th :
        ([< Html5_types.th_attrib ], [< Html5_types.th_content_fun ],
         [> Html5_types.th ])
        star
      val tr :
        ([< Html5_types.tr_attrib ], [< Html5_types.tr_content_fun ],
         [> Html5_types.tr ])
        star
      val form :
        ([< Html5_types.form_attrib ], [< Html5_types.form_content_fun ],
         [> Html5_types.form ])
        plus
      val fieldset :
        ?legend:[ `Legend ] elt ->
        ([< `Accesskey
          | `Class
          | `Contenteditable
          | `Contextmenu
          | `Dir
          | `Disabled
          | `Draggable
          | `Form
          | `Hidden
          | `Id
          | `Name
          | `OnAbort
          | `OnBlur
          | `OnCanPlay
          | `OnCanPlayThrough
          | `OnChange
          | `OnClick
          | `OnContextMenu
          | `OnDblClick
          | `OnDrag
          | `OnDragEnd
          | `OnDragEnter
          | `OnDragLeave
          | `OnDragOver
          | `OnDragStart
          | `OnDrop
          | `OnDurationChange
          | `OnEmptied
          | `OnEnded
          | `OnError
          | `OnFocus
          | `OnFormChange
          | `OnFormInput
          | `OnInput
          | `OnInvalid
          | `OnKeyDown
          | `OnKeyPress
          | `OnKeyUp
          | `OnLoad
          | `OnLoadStart
          | `OnLoadedData
          | `OnLoadedMetaData
          | `OnMouseDown
          | `OnMouseMove
          | `OnMouseOut
          | `OnMouseOver
          | `OnMouseUp
          | `OnMouseWheel
          | `OnPause
          | `OnPlay
          | `OnPlaying
          | `OnProgress
          | `OnRateChange
          | `OnReadyStateChange
          | `OnScroll
          | `OnSeeked
          | `OnSeeking
          | `OnSelect
          | `OnShow
          | `OnStalled
          | `OnSubmit
          | `OnSuspend
          | `OnTimeUpdate
          | `OnVolumeChange
          | `OnWaiting
          | `Spellcheck
          | `Style_Attr
          | `Tabindex
          | `Title
          | `User_data
          | `XML_lang
          | `XMLns ],
         [< Html5_types.flow5 ], [> `Fieldset ])
        star
      val legend :
        ([< Html5_types.legend_attrib ], [< Html5_types.legend_content_fun ],
         [> Html5_types.legend ])
        star
      val label :
        ([< Html5_types.label_attrib ], [< Html5_types.label_content_fun ],
         [> Html5_types.label ])
        star
      val input :
        ([< Html5_types.input_attrib ], [> Html5_types.input ]) nullary
      val button :
        ([< Html5_types.button_attrib ], [< Html5_types.button_content_fun ],
         [> Html5_types.button ])
        star
      val select :
        ([< Html5_types.select_attrib ], [< Html5_types.select_content_fun ],
         [> Html5_types.select ])
        star
      val datalist :
        ?children:[< `Options of [< `Option ] elt list
                   | `Phras of [< Html5_types.phrasing ] elt list ] ->
        ([< Html5_types.common ], [> `Datalist ]) nullary
      val optgroup :
        label:Html5_types.text ->
        ([< `Accesskey
          | `Class
          | `Contenteditable
          | `Contextmenu
          | `Dir
          | `Disabled
          | `Draggable
          | `Hidden
          | `Id
          | `Label
          | `OnAbort
          | `OnBlur
          | `OnCanPlay
          | `OnCanPlayThrough
          | `OnChange
          | `OnClick
          | `OnContextMenu
          | `OnDblClick
          | `OnDrag
          | `OnDragEnd
          | `OnDragEnter
          | `OnDragLeave
          | `OnDragOver
          | `OnDragStart
          | `OnDrop
          | `OnDurationChange
          | `OnEmptied
          | `OnEnded
          | `OnError
          | `OnFocus
          | `OnFormChange
          | `OnFormInput
          | `OnInput
          | `OnInvalid
          | `OnKeyDown
          | `OnKeyPress
          | `OnKeyUp
          | `OnLoad
          | `OnLoadStart
          | `OnLoadedData
          | `OnLoadedMetaData
          | `OnMouseDown
          | `OnMouseMove
          | `OnMouseOut
          | `OnMouseOver
          | `OnMouseUp
          | `OnMouseWheel
          | `OnPause
          | `OnPlay
          | `OnPlaying
          | `OnProgress
          | `OnRateChange
          | `OnReadyStateChange
          | `OnScroll
          | `OnSeeked
          | `OnSeeking
          | `OnSelect
          | `OnShow
          | `OnStalled
          | `OnSubmit
          | `OnSuspend
          | `OnTimeUpdate
          | `OnVolumeChange
          | `OnWaiting
          | `Spellcheck
          | `Style_Attr
          | `Tabindex
          | `Title
          | `User_data
          | `XML_lang
          | `XMLns ],
         [< `Option ], [> `Optgroup ])
        star
      val option :
        ([< Html5_types.option_attrib ], [< Html5_types.option_content_fun ],
         [> Html5_types.selectoption ])
        unary
      val textarea :
        ([< Html5_types.textarea_attrib ],
         [< Html5_types.textarea_content_fun ], [> Html5_types.textarea ])
        unary
      val keygen :
        ([< Html5_types.keygen_attrib ], [> Html5_types.keygen ]) nullary
      val progress :
        ([< Html5_types.progress_attrib ],
         [< Html5_types.progress_content_fun ], [> Html5_types.progress ])
        star
      val meter :
        ([< Html5_types.meter_attrib ], [< Html5_types.meter_content_fun ],
         [> Html5_types.meter ])
        star
      val output_elt :
        ([< Html5_types.output_elt_attrib ],
         [< Html5_types.output_elt_content_fun ],
         [> Html5_types.output_elt ])
        star
      val pcdata : string -> [> `PCDATA ] elt
      val entity : string -> [> `PCDATA ] elt
      val space : unit -> [> `PCDATA ] elt
      val cdata : string -> [> `PCDATA ] elt
      val cdata_script : string -> [> `PCDATA ] elt
      val cdata_style : string -> [> `PCDATA ] elt
      val unsafe_data : string -> 'a elt
      val details :
        [< `Summary ] elt ->
        ([< `Accesskey
          | `Class
          | `Contenteditable
          | `Contextmenu
          | `Dir
          | `Draggable
          | `Hidden
          | `Id
          | `OnAbort
          | `OnBlur
          | `OnCanPlay
          | `OnCanPlayThrough
          | `OnChange
          | `OnClick
          | `OnContextMenu
          | `OnDblClick
          | `OnDrag
          | `OnDragEnd
          | `OnDragEnter
          | `OnDragLeave
          | `OnDragOver
          | `OnDragStart
          | `OnDrop
          | `OnDurationChange
          | `OnEmptied
          | `OnEnded
          | `OnError
          | `OnFocus
          | `OnFormChange
          | `OnFormInput
          | `OnInput
          | `OnInvalid
          | `OnKeyDown
          | `OnKeyPress
          | `OnKeyUp
          | `OnLoad
          | `OnLoadStart
          | `OnLoadedData
          | `OnLoadedMetaData
          | `OnMouseDown
          | `OnMouseMove
          | `OnMouseOut
          | `OnMouseOver
          | `OnMouseUp
          | `OnMouseWheel
          | `OnPause
          | `OnPlay
          | `OnPlaying
          | `OnProgress
          | `OnRateChange
          | `OnReadyStateChange
          | `OnScroll
          | `OnSeeked
          | `OnSeeking
          | `OnSelect
          | `OnShow
          | `OnStalled
          | `OnSubmit
          | `OnSuspend
          | `OnTimeUpdate
          | `OnVolumeChange
          | `OnWaiting
          | `Open
          | `Spellcheck
          | `Style_Attr
          | `Tabindex
          | `Title
          | `User_data
          | `XML_lang
          | `XMLns ],
         [< Html5_types.flow5 ] elt, [> `Details ])
        star
      val summary :
        ([< Html5_types.summary_attrib ],
         [< Html5_types.summary_content_fun ], [> Html5_types.summary ])
        star
      val command :
        label:Html5_types.text ->
        ([< `Accesskey
          | `Checked
          | `Class
          | `Command_Type
          | `Contenteditable
          | `Contextmenu
          | `Dir
          | `Disabled
          | `Draggable
          | `Hidden
          | `Icon
          | `Id
          | `OnAbort
          | `OnBlur
          | `OnCanPlay
          | `OnCanPlayThrough
          | `OnChange
          | `OnClick
          | `OnContextMenu
          | `OnDblClick
          | `OnDrag
          | `OnDragEnd
          | `OnDragEnter
          | `OnDragLeave
          | `OnDragOver
          | `OnDragStart
          | `OnDrop
          | `OnDurationChange
          | `OnEmptied
          | `OnEnded
          | `OnError
          | `OnFocus
          | `OnFormChange
          | `OnFormInput
          | `OnInput
          | `OnInvalid
          | `OnKeyDown
          | `OnKeyPress
          | `OnKeyUp
          | `OnLoad
          | `OnLoadStart
          | `OnLoadedData
          | `OnLoadedMetaData
          | `OnMouseDown
          | `OnMouseMove
          | `OnMouseOut
          | `OnMouseOver
          | `OnMouseUp
          | `OnMouseWheel
          | `OnPause
          | `OnPlay
          | `OnPlaying
          | `OnProgress
          | `OnRateChange
          | `OnReadyStateChange
          | `OnScroll
          | `OnSeeked
          | `OnSeeking
          | `OnSelect
          | `OnShow
          | `OnStalled
          | `OnSubmit
          | `OnSuspend
          | `OnTimeUpdate
          | `OnVolumeChange
          | `OnWaiting
          | `Radiogroup
          | `Spellcheck
          | `Style_Attr
          | `Tabindex
          | `Title
          | `User_data
          | `XML_lang
          | `XMLns ],
         [> `Command ])
        nullary
      val menu :
        ?child:[< `Flows of [< Html5_types.flow5 ] elt list
                | `Lis of [< `Li of [< Html5_types.common ] ] elt list ] ->
        ([< `Accesskey
          | `Class
          | `Contenteditable
          | `Contextmenu
          | `Dir
          | `Draggable
          | `Hidden
          | `Id
          | `Label
          | `Menu_Type
          | `OnAbort
          | `OnBlur
          | `OnCanPlay
          | `OnCanPlayThrough
          | `OnChange
          | `OnClick
          | `OnContextMenu
          | `OnDblClick
          | `OnDrag
          | `OnDragEnd
          | `OnDragEnter
          | `OnDragLeave
          | `OnDragOver
          | `OnDragStart
          | `OnDrop
          | `OnDurationChange
          | `OnEmptied
          | `OnEnded
          | `OnError
          | `OnFocus
          | `OnFormChange
          | `OnFormInput
          | `OnInput
          | `OnInvalid
          | `OnKeyDown
          | `OnKeyPress
          | `OnKeyUp
          | `OnLoad
          | `OnLoadStart
          | `OnLoadedData
          | `OnLoadedMetaData
          | `OnMouseDown
          | `OnMouseMove
          | `OnMouseOut
          | `OnMouseOver
          | `OnMouseUp
          | `OnMouseWheel
          | `OnPause
          | `OnPlay
          | `OnPlaying
          | `OnProgress
          | `OnRateChange
          | `OnReadyStateChange
          | `OnScroll
          | `OnSeeked
          | `OnSeeking
          | `OnSelect
          | `OnShow
          | `OnStalled
          | `OnSubmit
          | `OnSuspend
          | `OnTimeUpdate
          | `OnVolumeChange
          | `OnWaiting
          | `Spellcheck
          | `Style_Attr
          | `Tabindex
          | `Title
          | `User_data
          | `XML_lang
          | `XMLns ],
         [> `Menu ])
        nullary
      val script :
        ([< Html5_types.script_attrib ], [< Html5_types.script_content_fun ],
         [> Html5_types.script ])
        unary
      val noscript :
        ([< Html5_types.noscript_attrib ],
         [< Html5_types.noscript_content_fun ], [> Html5_types.noscript ])
        plus
      val meta :
        ([< Html5_types.meta_attrib ], [> Html5_types.meta ]) nullary
      val style :
        ([< Html5_types.style_attrib ], [< Html5_types.style_content_fun ],
         [> Html5_types.style ])
        star
      val link :
        rel:Html5_types.linktypes ->
        href:Xml.uri ->
        ([< `Accesskey
          | `Class
          | `Contenteditable
          | `Contextmenu
          | `Dir
          | `Draggable
          | `Hidden
          | `Href
          | `Hreflang
          | `Id
          | `Media
          | `Mime_type
          | `OnAbort
          | `OnBlur
          | `OnCanPlay
          | `OnCanPlayThrough
          | `OnChange
          | `OnClick
          | `OnContextMenu
          | `OnDblClick
          | `OnDrag
          | `OnDragEnd
          | `OnDragEnter
          | `OnDragLeave
          | `OnDragOver
          | `OnDragStart
          | `OnDrop
          | `OnDurationChange
          | `OnEmptied
          | `OnEnded
          | `OnError
          | `OnFocus
          | `OnFormChange
          | `OnFormInput
          | `OnInput
          | `OnInvalid
          | `OnKeyDown
          | `OnKeyPress
          | `OnKeyUp
          | `OnLoad
          | `OnLoadStart
          | `OnLoadedData
          | `OnLoadedMetaData
          | `OnMouseDown
          | `OnMouseMove
          | `OnMouseOut
          | `OnMouseOver
          | `OnMouseUp
          | `OnMouseWheel
          | `OnPause
          | `OnPlay
          | `OnPlaying
          | `OnProgress
          | `OnRateChange
          | `OnReadyStateChange
          | `OnScroll
          | `OnSeeked
          | `OnSeeking
          | `OnSelect
          | `OnShow
          | `OnStalled
          | `OnSubmit
          | `OnSuspend
          | `OnTimeUpdate
          | `OnVolumeChange
          | `OnWaiting
          | `Rel
          | `Sizes
          | `Spellcheck
          | `Style_Attr
          | `Tabindex
          | `Title
          | `User_data
          | `XML_lang
          | `XMLns ],
         [> `Link ])
        nullary
      val tot : Xml.elt -> 'a elt
      val totl : Xml.elt list -> 'a elt list
      val toelt : 'a elt -> Xml.elt
      val toeltl : 'a elt list -> Xml.elt list
      type doc = [ `Html ] elt
      val doc_toelt : doc -> Xml.elt
      val a_onabort :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnAbort ] Eliom_content_core.Html5.attrib
      val a_onafterprint :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnAfterPrint ] Eliom_content_core.Html5.attrib
      val a_onbeforeprint :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnBeforePrint ] Eliom_content_core.Html5.attrib
      val a_onbeforeunload :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnBeforeUnload ] Eliom_content_core.Html5.attrib
      val a_onblur :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnBlur ] Eliom_content_core.Html5.attrib
      val a_oncanplay :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnCanPlay ] Eliom_content_core.Html5.attrib
      val a_oncanplaythrough :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnCanPlayThrough ] Eliom_content_core.Html5.attrib
      val a_onchange :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnChange ] Eliom_content_core.Html5.attrib
      val a_onclick :
        Dom_html.mouseEvent Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnClick ] Eliom_content_core.Html5.attrib
      val a_oncontextmenu :
        Dom_html.mouseEvent Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnContextMenu ] Eliom_content_core.Html5.attrib
      val a_ondblclick :
        Dom_html.mouseEvent Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnDblClick ] Eliom_content_core.Html5.attrib
      val a_ondrag :
        Dom_html.mouseEvent Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnDrag ] Eliom_content_core.Html5.attrib
      val a_ondragend :
        Dom_html.mouseEvent Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnDragEnd ] Eliom_content_core.Html5.attrib
      val a_ondragenter :
        Dom_html.mouseEvent Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnDragEnter ] Eliom_content_core.Html5.attrib
      val a_ondragleave :
        Dom_html.mouseEvent Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnDragLeave ] Eliom_content_core.Html5.attrib
      val a_ondragover :
        Dom_html.mouseEvent Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnDragOver ] Eliom_content_core.Html5.attrib
      val a_ondragstart :
        Dom_html.mouseEvent Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnDragStart ] Eliom_content_core.Html5.attrib
      val a_ondrop :
        Dom_html.mouseEvent Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnDrop ] Eliom_content_core.Html5.attrib
      val a_ondurationchange :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnDurationChange ] Eliom_content_core.Html5.attrib
      val a_onemptied :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnEmptied ] Eliom_content_core.Html5.attrib
      val a_onended :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnEnded ] Eliom_content_core.Html5.attrib
      val a_onerror :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnError ] Eliom_content_core.Html5.attrib
      val a_onfocus :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnFocus ] Eliom_content_core.Html5.attrib
      val a_onformchange :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnFormChange ] Eliom_content_core.Html5.attrib
      val a_onforminput :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnFormInput ] Eliom_content_core.Html5.attrib
      val a_onhashchange :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnHashChange ] Eliom_content_core.Html5.attrib
      val a_oninput :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnInput ] Eliom_content_core.Html5.attrib
      val a_oninvalid :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnInvalid ] Eliom_content_core.Html5.attrib
      val a_onmousedown :
        Dom_html.mouseEvent Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnMouseDown ] Eliom_content_core.Html5.attrib
      val a_onmouseup :
        Dom_html.mouseEvent Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnMouseUp ] Eliom_content_core.Html5.attrib
      val a_onmouseover :
        Dom_html.mouseEvent Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnMouseOver ] Eliom_content_core.Html5.attrib
      val a_onmousemove :
        Dom_html.mouseEvent Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnMouseMove ] Eliom_content_core.Html5.attrib
      val a_onmouseout :
        Dom_html.mouseEvent Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnMouseOut ] Eliom_content_core.Html5.attrib
      val a_onmousewheel :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnMouseWheel ] Eliom_content_core.Html5.attrib
      val a_onoffline :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnOffLine ] Eliom_content_core.Html5.attrib
      val a_ononline :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnOnLine ] Eliom_content_core.Html5.attrib
      val a_onpause :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnPause ] Eliom_content_core.Html5.attrib
      val a_onplay :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnPlay ] Eliom_content_core.Html5.attrib
      val a_onplaying :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnPlaying ] Eliom_content_core.Html5.attrib
      val a_onpagehide :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnPageHide ] Eliom_content_core.Html5.attrib
      val a_onpageshow :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnPageShow ] Eliom_content_core.Html5.attrib
      val a_onpopstate :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnPopState ] Eliom_content_core.Html5.attrib
      val a_onprogress :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnProgress ] Eliom_content_core.Html5.attrib
      val a_onratechange :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnRateChange ] Eliom_content_core.Html5.attrib
      val a_onreadystatechange :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnReadyStateChange ] Eliom_content_core.Html5.attrib
      val a_onredo :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnRedo ] Eliom_content_core.Html5.attrib
      val a_onresize :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnResize ] Eliom_content_core.Html5.attrib
      val a_onscroll :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnScroll ] Eliom_content_core.Html5.attrib
      val a_onseeked :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnSeeked ] Eliom_content_core.Html5.attrib
      val a_onseeking :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnSeeking ] Eliom_content_core.Html5.attrib
      val a_onselect :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnSelect ] Eliom_content_core.Html5.attrib
      val a_onshow :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnShow ] Eliom_content_core.Html5.attrib
      val a_onstalled :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnStalled ] Eliom_content_core.Html5.attrib
      val a_onstorage :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnStorage ] Eliom_content_core.Html5.attrib
      val a_onsubmit :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnSubmit ] Eliom_content_core.Html5.attrib
      val a_onsuspend :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnSuspend ] Eliom_content_core.Html5.attrib
      val a_ontimeupdate :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnTimeUpdate ] Eliom_content_core.Html5.attrib
      val a_onundo :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnUndo ] Eliom_content_core.Html5.attrib
      val a_onunload :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnUnload ] Eliom_content_core.Html5.attrib
      val a_onvolumechange :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnVolumeChange ] Eliom_content_core.Html5.attrib
      val a_onwaiting :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnWaiting ] Eliom_content_core.Html5.attrib
      val a_onkeypress :
        Dom_html.keyboardEvent
        Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnKeyPress ] Eliom_content_core.Html5.attrib
      val a_onkeydown :
        Dom_html.keyboardEvent
        Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnKeyDown ] Eliom_content_core.Html5.attrib
      val a_onkeyup :
        Dom_html.keyboardEvent
        Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnKeyUp ] Eliom_content_core.Html5.attrib
      val a_onload :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnLoad ] Eliom_content_core.Html5.attrib
      val a_onloadeddata :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnLoadedData ] Eliom_content_core.Html5.attrib
      val a_onloadedmetadata :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnLoadedMetaData ] Eliom_content_core.Html5.attrib
      val a_onloadstart :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnLoadStart ] Eliom_content_core.Html5.attrib
      val a_onmessage :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnMessage ] Eliom_content_core.Html5.attrib
      type ('a, 'b, 'c) lazy_plus =
          ?a:'Eliom_content_core.Html5.attrib list ->
          'Eliom_content_core.Html5.elt Eliom_lazy.request ->
          'Eliom_content_core.Html5.elt list Eliom_lazy.request ->
          'Eliom_content_core.Html5.elt
      val lazy_form :
        ([< Html5_types.form_attrib ], [< Html5_types.form_content_fun ],
         [> Html5_types.form ])
        Eliom_content_core.Html5.F.lazy_plus
    end
  module D :
    sig
      module Raw :
        sig
          module Xml :
            sig
              type uri = Xml.uri
              val string_of_uri : uri -> string
              val uri_of_string : string -> uri
              type aname = string
              type event_handler = Xml.event_handler
              type attrib = Xml.attrib
              val float_attrib : aname -> float -> attrib
              val int_attrib : aname -> int -> attrib
              val string_attrib : aname -> string -> attrib
              val space_sep_attrib : aname -> string list -> attrib
              val comma_sep_attrib : aname -> string list -> attrib
              val event_handler_attrib : aname -> event_handler -> attrib
              val uri_attrib : aname -> uri -> attrib
              val uris_attrib : aname -> uri list -> attrib
              type elt = Xml.elt
              type ename = string
              val empty : unit -> elt
              val comment : string -> elt
              val pcdata : string -> elt
              val encodedpcdata : string -> elt
              val entity : string -> elt
              val leaf : ?a:attrib list -> ename -> elt
              val node : ?a:attrib list -> ename -> elt list -> elt
              val cdata : string -> elt
              val cdata_script : string -> elt
              val cdata_style : string -> elt
            end
          module Info : Xml_sigs.Info
          type uri = uri
          val string_of_uri : uri -> string
          val uri_of_string : string -> uri
          type 'a attrib = 'a attrib
          val to_xmlattribs : 'a attrib list -> Xml.attrib list
          val to_attrib : Xml.attrib -> 'a attrib
          val a_autocomplete : [< `Off | `On ] -> [> `Autocomplete ] attrib
          val a_async : [< `Async ] -> [> `Async ] attrib
          val a_autofocus : [< `Autofocus ] -> [> `Autofocus ] attrib
          val a_autoplay : [< `Autoplay ] -> [> `Autoplay ] attrib
          val a_challenge : Html5_types.text -> [> `Challenge ] attrib
          val a_contenteditable :
            [< `False | `True ] -> [> `Contexteditable ] attrib
          val a_contextmenu : Html5_types.idref -> [> `Contextmenu ] attrib
          val a_controls : [< `Controls ] -> [> `Controls ] attrib
          val a_dir : [< `Ltr | `Rtl ] -> [> `Dir ] attrib
          val a_draggable : [< `False | `True ] -> [> `Draggable ] attrib
          val a_form : Html5_types.idref -> [> `Form ] attrib
          val a_formaction : Xml.uri -> [> `Formaction ] attrib
          val a_formenctype :
            Html5_types.contenttype -> [> `Formenctype ] attrib
          val a_formmethod :
            [< `Delete | `Get | `Post | `Put ] -> [> `Formmethod ] attrib
          val a_formnovalidate :
            [< `Formnovalidate ] -> [> `Formnovalidate ] attrib
          val a_formtarget : Html5_types.text -> [> `Formtarget ] attrib
          val a_hidden : [< `Hidden ] -> [> `Hidden ] attrib
          val a_high : Html5_types.float_number -> [> `High ] attrib
          val a_icon : Xml.uri -> [> `Icon ] attrib
          val a_ismap : [< `Ismap ] -> [> `Ismap ] attrib
          val a_keytype : Html5_types.text -> [> `Keytype ] attrib
          val a_list : Html5_types.idref -> [> `List ] attrib
          val a_loop : [< `Loop ] -> [> `Loop ] attrib
          val a_low : Html5_types.float_number -> [> `High ] attrib
          val a_max : Html5_types.float_number -> [> `Max ] attrib
          val a_input_max : Html5_types.number -> [> `Max ] attrib
          val a_min : Html5_types.float_number -> [> `Min ] attrib
          val a_input_min : Html5_types.number -> [> `Min ] attrib
          val a_novalidate : [< `Novalidate ] -> [> `Novalidate ] attrib
          val a_open : [< `Open ] -> [> `Open ] attrib
          val a_optimum : Html5_types.float_number -> [> `Optimum ] attrib
          val a_pattern : Html5_types.text -> [> `Pattern ] attrib
          val a_placeholder : Html5_types.text -> [> `Placeholder ] attrib
          val a_poster : Xml.uri -> [> `Poster ] attrib
          val a_preload :
            [< `Audio | `Metadata | `None ] -> [> `Preload ] attrib
          val a_pubdate : [< `Pubdate ] -> [> `Pubdate ] attrib
          val a_radiogroup : Html5_types.text -> [> `Radiogroup ] attrib
          val a_required : [< `Required ] -> [> `Required ] attrib
          val a_reversed : [< `Reversed ] -> [> `Reversed ] attrib
          val a_sandbox :
            [< `AllowForms | `AllowSameOrigin | `AllowScript ] list ->
            [> `Sandbox ] attrib
          val a_spellcheck : [< `False | `True ] -> [> `Spellcheck ] attrib
          val a_scoped : [< `Scoped ] -> [> `Scoped ] attrib
          val a_seamless : [< `Seamless ] -> [> `Seamless ] attrib
          val a_sizes : Html5_types.numbers -> [> `Sizes ] attrib
          val a_span : Html5_types.number -> [> `Span ] attrib
          val a_srclang : Html5_types.nmtoken -> [> `XML_lang ] attrib
          val a_start : Html5_types.number -> [> `Start ] attrib
          val a_step : Html5_types.float_number -> [> `Step ] attrib
          val a_wrap : [< `Hard | `Soft ] -> [> `Wrap ] attrib
          val a_class : Html5_types.nmtokens -> [> `Class ] attrib
          val a_user_data :
            Html5_types.nmtoken -> Html5_types.text -> [> `User_data ] attrib
          val a_id : Html5_types.text -> [> `Id ] attrib
          val a_title : Html5_types.text -> [> `Title ] attrib
          val a_xml_lang : Html5_types.nmtoken -> [> `XML_lang ] attrib
          val a_onabort : Xml.event_handler -> [> `OnAbort ] attrib
          val a_onafterprint : Xml.event_handler -> [> `OnAfterPrint ] attrib
          val a_onbeforeprint :
            Xml.event_handler -> [> `OnBeforePrint ] attrib
          val a_onbeforeunload :
            Xml.event_handler -> [> `OnBeforeUnload ] attrib
          val a_onblur : Xml.event_handler -> [> `OnBlur ] attrib
          val a_oncanplay : Xml.event_handler -> [> `OnCanPlay ] attrib
          val a_oncanplaythrough :
            Xml.event_handler -> [> `OnCanPlayThrough ] attrib
          val a_onchange : Xml.event_handler -> [> `OnChange ] attrib
          val a_onclick : Xml.event_handler -> [> `OnClick ] attrib
          val a_oncontextmenu :
            Xml.event_handler -> [> `OnContextMenu ] attrib
          val a_ondblclick : Xml.event_handler -> [> `OnDblClick ] attrib
          val a_ondrag : Xml.event_handler -> [> `OnDrag ] attrib
          val a_ondragend : Xml.event_handler -> [> `OnDragEnd ] attrib
          val a_ondragenter : Xml.event_handler -> [> `OnDragEnter ] attrib
          val a_ondragleave : Xml.event_handler -> [> `OnDragLeave ] attrib
          val a_ondragover : Xml.event_handler -> [> `OnDragOver ] attrib
          val a_ondragstart : Xml.event_handler -> [> `OnDragStart ] attrib
          val a_ondrop : Xml.event_handler -> [> `OnDrop ] attrib
          val a_ondurationchange :
            Xml.event_handler -> [> `OnDurationChange ] attrib
          val a_onemptied : Xml.event_handler -> [> `OnEmptied ] attrib
          val a_onended : Xml.event_handler -> [> `OnEnded ] attrib
          val a_onerror : Xml.event_handler -> [> `OnError ] attrib
          val a_onfocus : Xml.event_handler -> [> `OnFocus ] attrib
          val a_onformchange : Xml.event_handler -> [> `OnFormChange ] attrib
          val a_onforminput : Xml.event_handler -> [> `OnFormInput ] attrib
          val a_onhashchange : Xml.event_handler -> [> `OnHashChange ] attrib
          val a_oninput : Xml.event_handler -> [> `OnInput ] attrib
          val a_oninvalid : Xml.event_handler -> [> `OnInvalid ] attrib
          val a_onmousedown : Xml.event_handler -> [> `OnMouseDown ] attrib
          val a_onmouseup : Xml.event_handler -> [> `OnMouseUp ] attrib
          val a_onmouseover : Xml.event_handler -> [> `OnMouseOver ] attrib
          val a_onmousemove : Xml.event_handler -> [> `OnMouseMove ] attrib
          val a_onmouseout : Xml.event_handler -> [> `OnMouseOut ] attrib
          val a_onmousewheel : Xml.event_handler -> [> `OnMouseWheel ] attrib
          val a_onoffline : Xml.event_handler -> [> `OnOffLine ] attrib
          val a_ononline : Xml.event_handler -> [> `OnOnLine ] attrib
          val a_onpause : Xml.event_handler -> [> `OnPause ] attrib
          val a_onplay : Xml.event_handler -> [> `OnPlay ] attrib
          val a_onplaying : Xml.event_handler -> [> `OnPlaying ] attrib
          val a_onpagehide : Xml.event_handler -> [> `OnPageHide ] attrib
          val a_onpageshow : Xml.event_handler -> [> `OnPageShow ] attrib
          val a_onpopstate : Xml.event_handler -> [> `OnPopState ] attrib
          val a_onprogress : Xml.event_handler -> [> `OnProgress ] attrib
          val a_onratechange : Xml.event_handler -> [> `OnRateChange ] attrib
          val a_onreadystatechange :
            Xml.event_handler -> [> `OnReadyStateChange ] attrib
          val a_onredo : Xml.event_handler -> [> `OnRedo ] attrib
          val a_onresize : Xml.event_handler -> [> `OnResize ] attrib
          val a_onscroll : Xml.event_handler -> [> `OnScroll ] attrib
          val a_onseeked : Xml.event_handler -> [> `OnSeeked ] attrib
          val a_onseeking : Xml.event_handler -> [> `OnSeeking ] attrib
          val a_onselect : Xml.event_handler -> [> `OnSelect ] attrib
          val a_onshow : Xml.event_handler -> [> `OnShow ] attrib
          val a_onstalled : Xml.event_handler -> [> `OnStalled ] attrib
          val a_onstorage : Xml.event_handler -> [> `OnStorage ] attrib
          val a_onsubmit : Xml.event_handler -> [> `OnSubmit ] attrib
          val a_onsuspend : Xml.event_handler -> [> `OnSuspend ] attrib
          val a_ontimeupdate : Xml.event_handler -> [> `OnTimeUpdate ] attrib
          val a_onundo : Xml.event_handler -> [> `OnUndo ] attrib
          val a_onunload : Xml.event_handler -> [> `OnUnload ] attrib
          val a_onvolumechange :
            Xml.event_handler -> [> `OnVolumeChange ] attrib
          val a_onwaiting : Xml.event_handler -> [> `OnWaiting ] attrib
          val a_onkeypress : Xml.event_handler -> [> `OnKeyPress ] attrib
          val a_onkeydown : Xml.event_handler -> [> `OnKeyDown ] attrib
          val a_onkeyup : Xml.event_handler -> [> `OnKeyUp ] attrib
          val a_onload : Xml.event_handler -> [> `OnLoad ] attrib
          val a_onloadeddata : Xml.event_handler -> [> `OnLoadedData ] attrib
          val a_onloadedmetadata :
            Xml.event_handler -> [> `OnLoadedMetaData ] attrib
          val a_onloadstart : Xml.event_handler -> [> `OnLoadStart ] attrib
          val a_onmessage : Xml.event_handler -> [> `OnMessage ] attrib
          val a_version : Html5_types.cdata -> [> `Version ] attrib
          val a_xmlns : [< `W3_org_1999_xhtml ] -> [> `XMLns ] attrib
          val a_manifest : Xml.uri -> [> `Manifest ] attrib
          val a_cite : Xml.uri -> [> `Cite ] attrib
          val a_xml_space : [< `Preserve ] -> [> `XML_space ] attrib
          val a_accesskey : Html5_types.character -> [> `Accesskey ] attrib
          val a_charset : Html5_types.charset -> [> `Charset ] attrib
          val a_accept_charset :
            Html5_types.charsets -> [> `Accept_charset ] attrib
          val a_accept : Html5_types.contenttypes -> [> `Accept ] attrib
          val a_href : Xml.uri -> [> `Href ] attrib
          val a_hreflang : Html5_types.languagecode -> [> `Hreflang ] attrib
          val a_rel : Html5_types.linktypes -> [> `Rel ] attrib
          val a_tabindex : Html5_types.number -> [> `Tabindex ] attrib
          val a_mime_type : Html5_types.contenttype -> [> `Mime_type ] attrib
          val a_datetime : Html5_types.cdata -> [> `Datetime ] attrib
          val a_action : Xml.uri -> [> `Action ] attrib
          val a_checked : [< `Checked ] -> [> `Checked ] attrib
          val a_cols : Html5_types.number -> [> `Cols ] attrib
          val a_enctype : Html5_types.contenttype -> [> `Enctype ] attrib
          val a_for : Html5_types.idref -> [> `For ] attrib
          val a_for_list : Html5_types.idrefs -> [> `For_List ] attrib
          val a_maxlength : Html5_types.number -> [> `Maxlength ] attrib
          val a_method :
            [< `Delete | `Get | `Post | `Put ] -> [> `Method ] attrib
          val a_multiple : [< `Multiple ] -> [> `Multiple ] attrib
          val a_name : Html5_types.text -> [> `Name ] attrib
          val a_rows : Html5_types.number -> [> `Rows ] attrib
          val a_selected : [< `Selected ] -> [> `Selected ] attrib
          val a_size : Html5_types.number -> [> `Size ] attrib
          val a_src : Xml.uri -> [> `Src ] attrib
          val a_input_type :
            [< `Button
             | `Checkbox
             | `Color
             | `Date
             | `Datetime
             | `Datetime_local
             | `Email
             | `File
             | `Hidden
             | `Image
             | `Month
             | `Number
             | `Password
             | `Radio
             | `Range
             | `Reset
             | `Search
             | `Submit
             | `Tel
             | `Text
             | `Time
             | `Url
             | `Week ] ->
            [> `Input_Type ] attrib
          val a_text_value : Html5_types.text -> [> `Text_Value ] attrib
          val a_int_value : Html5_types.number -> [> `Int_Value ] attrib
          val a_value : Html5_types.cdata -> [> `Value ] attrib
          val a_float_value :
            Html5_types.float_number -> [> `Float_Value ] attrib
          val a_disabled : [< `Disabled ] -> [> `Disabled ] attrib
          val a_readonly : [< `ReadOnly ] -> [> `ReadOnly ] attrib
          val a_button_type :
            [< `Button | `Reset | `Submit ] -> [> `Button_Type ] attrib
          val a_command_type :
            [< `Checkbox | `Command | `Radio ] -> [> `Command_Type ] attrib
          val a_menu_type :
            [< `Context | `Toolbar ] -> [> `Menu_Type ] attrib
          val a_label : Html5_types.text -> [> `Label ] attrib
          val a_align :
            [< `Char | `Justify | `Left | `Right ] -> [> `Align ] attrib
          val a_axis : Html5_types.cdata -> [> `Axis ] attrib
          val a_colspan : Html5_types.number -> [> `Colspan ] attrib
          val a_headers : Html5_types.idrefs -> [> `Headers ] attrib
          val a_rowspan : Html5_types.number -> [> `Rowspan ] attrib
          val a_scope :
            [< `Col | `Colgroup | `Row | `Rowgroup ] -> [> `Scope ] attrib
          val a_summary : Html5_types.text -> [> `Summary ] attrib
          val a_border : Html5_types.pixels -> [> `Border ] attrib
          val a_cellpadding : Html5_types.length -> [> `Cellpadding ] attrib
          val a_cellspacing : Html5_types.length -> [> `Cellspacing ] attrib
          val a_datapagesize : Html5_types.cdata -> [> `Datapagesize ] attrib
          val a_rules :
            [< `All | `Cols | `Groups | `None | `Rows ] -> [> `Rules ] attrib
          val a_char : Html5_types.character -> [> `Char ] attrib
          val a_charoff : Html5_types.length -> [> `Charoff ] attrib
          val a_alt : Html5_types.text -> [> `Alt ] attrib
          val a_height : Html5_types.number -> [> `Height ] attrib
          val a_width : Html5_types.number -> [> `Width ] attrib
          type shape = [ `Circle | `Default | `Poly | `Rect ]
          val a_shape : shape -> [> `Shape ] attrib
          val a_coords : Html5_types.numbers -> [> `Coords ] attrib
          val a_usemap : Html5_types.idref -> [> `Usemap ] attrib
          val a_data : Xml.uri -> [> `Data ] attrib
          val a_codetype : Html5_types.contenttype -> [> `Codetype ] attrib
          val a_fs_rows : Html5_types.multilengths -> [> `FS_Rows ] attrib
          val a_fs_cols : Html5_types.multilengths -> [> `FS_Cols ] attrib
          val a_frameborder : [< `One | `Zero ] -> [> `Frameborder ] attrib
          val a_marginheight :
            Html5_types.pixels -> [> `Marginheight ] attrib
          val a_marginwidth : Html5_types.pixels -> [> `Marginwidth ] attrib
          val a_scrolling : [< `Auto | `No | `Yes ] -> [> `Scrolling ] attrib
          val a_target : Html5_types.frametarget -> [> `Target ] attrib
          val a_content : Html5_types.text -> [> `Content ] attrib
          val a_http_equiv : Html5_types.text -> [> `Http_equiv ] attrib
          val a_defer : [< `Defer ] -> [> `Defer ] attrib
          val a_media : Html5_types.mediadesc -> [> `Media ] attrib
          val a_style : string -> [> `Style_Attr ] attrib
          val a_property : string -> [> `Property ] attrib
          type 'a elt = 'a elt
          type ('a, 'b) nullary = ?a:'a attrib list -> unit -> 'b elt
          type ('a, 'b, 'c) unary = ?a:'a attrib list -> 'b elt -> 'c elt
          type ('a, 'b, 'c, 'd) binary =
              ?a:'a attrib list -> 'b elt -> 'c elt -> 'd elt
          type ('a, 'b, 'c, 'd) tri = 'a elt -> 'b elt -> 'c elt -> 'd elt
          type ('a, 'b, 'c) star = ?a:'a attrib list -> 'b elt list -> 'c elt
          type ('a, 'b, 'c) plus =
              ?a:'a attrib list -> 'b elt -> 'b elt list -> 'c elt
          type html = [ `Html ] elt
          type rt =
              [ `Rpt of [ `Rp ] elt * [ `Rt ] elt * [ `Rp ] elt
              | `Rt of [ `Rt ] elt ]
          type ruby_content = Html5_types.phrasing elt list * rt
          type rp =
              Html5_types.common attrib list * Html5_types.phrasing elt list
          val html :
            ?a:Html5_types.html_attrib attrib list ->
            [< `Head ] elt -> [< `Body ] elt -> [> `Html ] elt
          val head :
            ?a:Html5_types.head_attrib attrib list ->
            [< `Title ] elt ->
            Html5_types.head_content_fun elt list ->
            [> Html5_types.head ] elt
          val base :
            ([< Html5_types.base_attrib ], [> Html5_types.base ]) nullary
          val title :
            (Html5_types.title_attrib, [< Html5_types.title_content_fun ],
             [> Html5_types.title ])
            unary
          val body :
            ([< Html5_types.body_attrib ], [< Html5_types.body_content_fun ],
             [> Html5_types.body ])
            star
          val svg :
            ?xmlns:string ->
            ?a:[< Html5_types.svg_attrib ] Svg.D.attrib list ->
            [< Html5_types.svg_content ] Svg.D.elt list ->
            [> Html5_types.svg ] elt
          val footer :
            ([< Html5_types.common ],
             [< Html5_types.flow5_without_header_footer ], [> `Footer ])
            star
          val header :
            ([< Html5_types.common ],
             [< Html5_types.flow5_without_header_footer ], [> `Header ])
            star
          val section :
            ([< Html5_types.section_attrib ],
             [< Html5_types.section_content_fun ], [> Html5_types.section ])
            star
          val nav :
            ([< Html5_types.nav_attrib ], [< Html5_types.nav_content_fun ],
             [> Html5_types.nav ])
            star
          val h1 :
            ([< Html5_types.h1_attrib ], [< Html5_types.h1_content_fun ],
             [> Html5_types.h1 ])
            star
          val h2 :
            ([< Html5_types.h2_attrib ], [< Html5_types.h2_content_fun ],
             [> Html5_types.h2 ])
            star
          val h3 :
            ([< Html5_types.h3_attrib ], [< Html5_types.h3_content_fun ],
             [> Html5_types.h3 ])
            star
          val h4 :
            ([< Html5_types.h4_attrib ], [< Html5_types.h4_content_fun ],
             [> Html5_types.h4 ])
            star
          val h5 :
            ([< Html5_types.h5_attrib ], [< Html5_types.h5_content_fun ],
             [> Html5_types.h5 ])
            star
          val h6 :
            ([< Html5_types.h6_attrib ], [< Html5_types.h6_content_fun ],
             [> Html5_types.h6 ])
            star
          val hgroup :
            ([< Html5_types.hgroup_attrib ],
             [< Html5_types.hgroup_content_fun ], [> Html5_types.hgroup ])
            plus
          val address :
            ([< Html5_types.address_attrib ],
             [< Html5_types.address_content_fun ], [> Html5_types.address ])
            star
          val article :
            ([< Html5_types.article_attrib ],
             [< Html5_types.article_content_fun ], [> Html5_types.article ])
            star
          val aside :
            ([< Html5_types.aside_attrib ],
             [< Html5_types.aside_content_fun ], [> Html5_types.aside ])
            star
          val p :
            ([< Html5_types.p_attrib ], [< Html5_types.p_content_fun ],
             [> Html5_types.p ])
            star
          val pre :
            ([< Html5_types.pre_attrib ], [< Html5_types.pre_content_fun ],
             [> Html5_types.pre ])
            star
          val blockquote :
            ([< Html5_types.blockquote_attrib ],
             [< Html5_types.blockquote_content_fun ],
             [> Html5_types.blockquote ])
            star
          val div :
            ([< Html5_types.div_attrib ], [< Html5_types.div_content_fun ],
             [> Html5_types.div ])
            star
          val dl :
            ?a:[< Html5_types.common ] attrib list ->
            (([< `Dt ] elt * [< `Dt ] elt list) *
             ([< `Dd ] elt * [< `Dd ] elt list))
            list -> [> `Dl ] elt
          val ol :
            ([< Html5_types.ol_attrib ], [< Html5_types.ol_content_fun ],
             [> Html5_types.ol ])
            star
          val ul :
            ([< Html5_types.ul_attrib ], [< Html5_types.ul_content_fun ],
             [> Html5_types.ul ])
            star
          val dd :
            ([< Html5_types.dd_attrib ], [< Html5_types.dd_content_fun ],
             [> Html5_types.dd ])
            star
          val dt :
            ([< Html5_types.dt_attrib ], [< Html5_types.dt_content_fun ],
             [> Html5_types.dt ])
            star
          val li :
            ([< Html5_types.li_attrib ], [< Html5_types.li_content_fun ],
             [> Html5_types.li ])
            star
          val figcaption :
            ([< Html5_types.figcaption_attrib ],
             [< Html5_types.figcaption_content_fun ],
             [> Html5_types.figcaption ])
            star
          val figure :
            ?figcaption:[< `Figcaption ] elt ->
            ([< Html5_types.common ], [< Html5_types.flow5 ], [> `Figure ])
            star
          val hr : ([< Html5_types.hr_attrib ], [> Html5_types.hr ]) nullary
          val rt :
            ?rp:rp * rp ->
            ?a:[< Html5_types.common ] attrib list ->
            [< Html5_types.phrasing ] elt list -> rt
          val rp :
            ?a:[< Html5_types.common ] attrib list ->
            [< Html5_types.phrasing ] elt list -> rp
          val ruby :
            ?a:[< Html5_types.common ] attrib list ->
            ruby_content -> ruby_content list -> [> `Ruby ] elt
          val b :
            ([< Html5_types.b_attrib ], [< Html5_types.b_content_fun ],
             [> Html5_types.b ])
            star
          val i :
            ([< Html5_types.i_attrib ], [< Html5_types.i_content_fun ],
             [> Html5_types.i ])
            star
          val small :
            ([< Html5_types.small_attrib ],
             [< Html5_types.small_content_fun ], [> Html5_types.small ])
            star
          val sub :
            ([< Html5_types.sub_attrib ], [< Html5_types.sub_content_fun ],
             [> Html5_types.sub ])
            star
          val sup :
            ([< Html5_types.sup_attrib ], [< Html5_types.sup_content_fun ],
             [> Html5_types.sup ])
            star
          val mark :
            ([< Html5_types.mark_attrib ], [< Html5_types.mark_content_fun ],
             [> Html5_types.mark ])
            star
          val wbr :
            ([< Html5_types.wbr_attrib ], [> Html5_types.wbr ]) nullary
          val bdo :
            dir:[< `Ltr | `Rtl ] ->
            ([< Html5_types.common ], [< Html5_types.phrasing ], [> `Bdo ])
            star
          val abbr :
            ([< Html5_types.abbr_attrib ], [< Html5_types.abbr_content_fun ],
             [> Html5_types.abbr ])
            star
          val br : ([< Html5_types.br_attrib ], [> Html5_types.br ]) nullary
          val cite :
            ([< Html5_types.cite_attrib ], [< Html5_types.cite_content_fun ],
             [> Html5_types.cite ])
            star
          val code :
            ([< Html5_types.code_attrib ], [< Html5_types.code_content_fun ],
             [> Html5_types.code ])
            star
          val dfn :
            ([< Html5_types.dfn_attrib ], [< Html5_types.dfn_content_fun ],
             [> Html5_types.dfn ])
            star
          val em :
            ([< Html5_types.em_attrib ], [< Html5_types.em_content_fun ],
             [> Html5_types.em ])
            star
          val kbd :
            ([< Html5_types.kbd_attrib ], [< Html5_types.kbd_content_fun ],
             [> Html5_types.kbd ])
            star
          val q :
            ([< Html5_types.q_attrib ], [< Html5_types.q_content_fun ],
             [> Html5_types.q ])
            star
          val samp :
            ([< Html5_types.samp_attrib ], [< Html5_types.samp_content_fun ],
             [> Html5_types.samp ])
            star
          val span :
            ([< Html5_types.span_attrib ], [< Html5_types.span_content_fun ],
             [> Html5_types.span ])
            star
          val strong :
            ([< Html5_types.strong_attrib ],
             [< Html5_types.strong_content_fun ], [> Html5_types.strong ])
            star
          val time :
            ([< Html5_types.time_attrib ], [< Html5_types.time_content_fun ],
             [> Html5_types.time ])
            star
          val var :
            ([< Html5_types.var_attrib ], [< Html5_types.var_content_fun ],
             [> Html5_types.var ])
            star
          val a : ([< Html5_types.a_attrib ], 'a, [> `A of 'a ]) star
          val del : ([< Html5_types.del_attrib ], 'a, [> `Del of 'a ]) star
          val ins : ([< Html5_types.ins_attrib ], 'a, [> `Ins of 'a ]) star
          val img :
            src:Xml.uri ->
            alt:Html5_types.text ->
            ([< `Accesskey
              | `Class
              | `Contenteditable
              | `Contextmenu
              | `Dir
              | `Draggable
              | `Height
              | `Hidden
              | `Id
              | `Ismap
              | `OnAbort
              | `OnBlur
              | `OnCanPlay
              | `OnCanPlayThrough
              | `OnChange
              | `OnClick
              | `OnContextMenu
              | `OnDblClick
              | `OnDrag
              | `OnDragEnd
              | `OnDragEnter
              | `OnDragLeave
              | `OnDragOver
              | `OnDragStart
              | `OnDrop
              | `OnDurationChange
              | `OnEmptied
              | `OnEnded
              | `OnError
              | `OnFocus
              | `OnFormChange
              | `OnFormInput
              | `OnInput
              | `OnInvalid
              | `OnKeyDown
              | `OnKeyPress
              | `OnKeyUp
              | `OnLoad
              | `OnLoadStart
              | `OnLoadedData
              | `OnLoadedMetaData
              | `OnMouseDown
              | `OnMouseMove
              | `OnMouseOut
              | `OnMouseOver
              | `OnMouseUp
              | `OnMouseWheel
              | `OnPause
              | `OnPlay
              | `OnPlaying
              | `OnProgress
              | `OnRateChange
              | `OnReadyStateChange
              | `OnScroll
              | `OnSeeked
              | `OnSeeking
              | `OnSelect
              | `OnShow
              | `OnStalled
              | `OnSubmit
              | `OnSuspend
              | `OnTimeUpdate
              | `OnVolumeChange
              | `OnWaiting
              | `Spellcheck
              | `Style_Attr
              | `Tabindex
              | `Title
              | `User_data
              | `Width
              | `XML_lang
              | `XMLns ],
             [> `Img ])
            nullary
          val iframe :
            ([< `Accesskey
              | `Class
              | `Contenteditable
              | `Contextmenu
              | `Dir
              | `Draggable
              | `Height
              | `Hidden
              | `Id
              | `Name
              | `OnAbort
              | `OnBlur
              | `OnCanPlay
              | `OnCanPlayThrough
              | `OnChange
              | `OnClick
              | `OnContextMenu
              | `OnDblClick
              | `OnDrag
              | `OnDragEnd
              | `OnDragEnter
              | `OnDragLeave
              | `OnDragOver
              | `OnDragStart
              | `OnDrop
              | `OnDurationChange
              | `OnEmptied
              | `OnEnded
              | `OnError
              | `OnFocus
              | `OnFormChange
              | `OnFormInput
              | `OnInput
              | `OnInvalid
              | `OnKeyDown
              | `OnKeyPress
              | `OnKeyUp
              | `OnLoad
              | `OnLoadStart
              | `OnLoadedData
              | `OnLoadedMetaData
              | `OnMouseDown
              | `OnMouseMove
              | `OnMouseOut
              | `OnMouseOver
              | `OnMouseUp
              | `OnMouseWheel
              | `OnPause
              | `OnPlay
              | `OnPlaying
              | `OnProgress
              | `OnRateChange
              | `OnReadyStateChange
              | `OnScroll
              | `OnSeeked
              | `OnSeeking
              | `OnSelect
              | `OnShow
              | `OnStalled
              | `OnSubmit
              | `OnSuspend
              | `OnTimeUpdate
              | `OnVolumeChange
              | `OnWaiting
              | `Sandbox
              | `Seamless
              | `Spellcheck
              | `Src
              | `Style_Attr
              | `Tabindex
              | `Title
              | `User_data
              | `Width
              | `XML_lang
              | `XMLns ],
             [< `PCDATA ], [> `Iframe ])
            star
          val object_ :
            ?params:[< `Param ] elt list ->
            ([< `Accesskey
              | `Class
              | `Contenteditable
              | `Contextmenu
              | `Data
              | `Dir
              | `Draggable
              | `Form
              | `Height
              | `Hidden
              | `Id
              | `Mime_type
              | `Name
              | `OnAbort
              | `OnBlur
              | `OnCanPlay
              | `OnCanPlayThrough
              | `OnChange
              | `OnClick
              | `OnContextMenu
              | `OnDblClick
              | `OnDrag
              | `OnDragEnd
              | `OnDragEnter
              | `OnDragLeave
              | `OnDragOver
              | `OnDragStart
              | `OnDrop
              | `OnDurationChange
              | `OnEmptied
              | `OnEnded
              | `OnError
              | `OnFocus
              | `OnFormChange
              | `OnFormInput
              | `OnInput
              | `OnInvalid
              | `OnKeyDown
              | `OnKeyPress
              | `OnKeyUp
              | `OnLoad
              | `OnLoadStart
              | `OnLoadedData
              | `OnLoadedMetaData
              | `OnMouseDown
              | `OnMouseMove
              | `OnMouseOut
              | `OnMouseOver
              | `OnMouseUp
              | `OnMouseWheel
              | `OnPause
              | `OnPlay
              | `OnPlaying
              | `OnProgress
              | `OnRateChange
              | `OnReadyStateChange
              | `OnScroll
              | `OnSeeked
              | `OnSeeking
              | `OnSelect
              | `OnShow
              | `OnStalled
              | `OnSubmit
              | `OnSuspend
              | `OnTimeUpdate
              | `OnVolumeChange
              | `OnWaiting
              | `Spellcheck
              | `Style_Attr
              | `Tabindex
              | `Title
              | `Usemap
              | `User_data
              | `Width
              | `XML_lang
              | `XMLns ],
             'a, [> `Object of 'a ])
            star
          val param :
            ([< Html5_types.param_attrib ], [> Html5_types.param ]) nullary
          val embed :
            ([< `Accesskey
              | `Class
              | `Contenteditable
              | `Contextmenu
              | `Dir
              | `Draggable
              | `Height
              | `Hidden
              | `Id
              | `Mime_type
              | `OnAbort
              | `OnBlur
              | `OnCanPlay
              | `OnCanPlayThrough
              | `OnChange
              | `OnClick
              | `OnContextMenu
              | `OnDblClick
              | `OnDrag
              | `OnDragEnd
              | `OnDragEnter
              | `OnDragLeave
              | `OnDragOver
              | `OnDragStart
              | `OnDrop
              | `OnDurationChange
              | `OnEmptied
              | `OnEnded
              | `OnError
              | `OnFocus
              | `OnFormChange
              | `OnFormInput
              | `OnInput
              | `OnInvalid
              | `OnKeyDown
              | `OnKeyPress
              | `OnKeyUp
              | `OnLoad
              | `OnLoadStart
              | `OnLoadedData
              | `OnLoadedMetaData
              | `OnMouseDown
              | `OnMouseMove
              | `OnMouseOut
              | `OnMouseOver
              | `OnMouseUp
              | `OnMouseWheel
              | `OnPause
              | `OnPlay
              | `OnPlaying
              | `OnProgress
              | `OnRateChange
              | `OnReadyStateChange
              | `OnScroll
              | `OnSeeked
              | `OnSeeking
              | `OnSelect
              | `OnShow
              | `OnStalled
              | `OnSubmit
              | `OnSuspend
              | `OnTimeUpdate
              | `OnVolumeChange
              | `OnWaiting
              | `Spellcheck
              | `Src
              | `Style_Attr
              | `Tabindex
              | `Title
              | `User_data
              | `Width
              | `XML_lang
              | `XMLns ],
             [> `Embed ])
            nullary
          val audio :
            ?srcs:Xml.uri * [< `Source ] elt list ->
            ([< `Accesskey
              | `Autoplay
              | `Class
              | `Contenteditable
              | `Contextmenu
              | `Controls
              | `Dir
              | `Draggable
              | `Hidden
              | `Id
              | `Loop
              | `OnAbort
              | `OnBlur
              | `OnCanPlay
              | `OnCanPlayThrough
              | `OnChange
              | `OnClick
              | `OnContextMenu
              | `OnDblClick
              | `OnDrag
              | `OnDragEnd
              | `OnDragEnter
              | `OnDragLeave
              | `OnDragOver
              | `OnDragStart
              | `OnDrop
              | `OnDurationChange
              | `OnEmptied
              | `OnEnded
              | `OnError
              | `OnFocus
              | `OnFormChange
              | `OnFormInput
              | `OnInput
              | `OnInvalid
              | `OnKeyDown
              | `OnKeyPress
              | `OnKeyUp
              | `OnLoad
              | `OnLoadStart
              | `OnLoadedData
              | `OnLoadedMetaData
              | `OnMouseDown
              | `OnMouseMove
              | `OnMouseOut
              | `OnMouseOver
              | `OnMouseUp
              | `OnMouseWheel
              | `OnPause
              | `OnPlay
              | `OnPlaying
              | `OnProgress
              | `OnRateChange
              | `OnReadyStateChange
              | `OnScroll
              | `OnSeeked
              | `OnSeeking
              | `OnSelect
              | `OnShow
              | `OnStalled
              | `OnSubmit
              | `OnSuspend
              | `OnTimeUpdate
              | `OnVolumeChange
              | `OnWaiting
              | `Preload
              | `Spellcheck
              | `Style_Attr
              | `Tabindex
              | `Title
              | `User_data
              | `XML_lang
              | `XMLns ],
             'a, [> `Audio of 'a ])
            star
          val video :
            ?srcs:Xml.uri * [< `Source ] elt list ->
            ([< `Accesskey
              | `Autoplay
              | `Class
              | `Contenteditable
              | `Contextmenu
              | `Controls
              | `Dir
              | `Draggable
              | `Height
              | `Hidden
              | `Id
              | `Loop
              | `OnAbort
              | `OnBlur
              | `OnCanPlay
              | `OnCanPlayThrough
              | `OnChange
              | `OnClick
              | `OnContextMenu
              | `OnDblClick
              | `OnDrag
              | `OnDragEnd
              | `OnDragEnter
              | `OnDragLeave
              | `OnDragOver
              | `OnDragStart
              | `OnDrop
              | `OnDurationChange
              | `OnEmptied
              | `OnEnded
              | `OnError
              | `OnFocus
              | `OnFormChange
              | `OnFormInput
              | `OnInput
              | `OnInvalid
              | `OnKeyDown
              | `OnKeyPress
              | `OnKeyUp
              | `OnLoad
              | `OnLoadStart
              | `OnLoadedData
              | `OnLoadedMetaData
              | `OnMouseDown
              | `OnMouseMove
              | `OnMouseOut
              | `OnMouseOver
              | `OnMouseUp
              | `OnMouseWheel
              | `OnPause
              | `OnPlay
              | `OnPlaying
              | `OnProgress
              | `OnRateChange
              | `OnReadyStateChange
              | `OnScroll
              | `OnSeeked
              | `OnSeeking
              | `OnSelect
              | `OnShow
              | `OnStalled
              | `OnSubmit
              | `OnSuspend
              | `OnTimeUpdate
              | `OnVolumeChange
              | `OnWaiting
              | `Poster
              | `Preload
              | `Spellcheck
              | `Style_Attr
              | `Tabindex
              | `Title
              | `User_data
              | `Width
              | `XML_lang
              | `XMLns ],
             'a, [> `Video of 'a ])
            star
          val canvas :
            ([< Html5_types.canvas_attrib ], 'a, [> `Canvas of 'a ]) star
          val source :
            ([< Html5_types.source_attrib ], [> Html5_types.source ]) nullary
          val area :
            alt:Html5_types.text ->
            ([< `Accesskey
              | `Alt
              | `Class
              | `Contenteditable
              | `Contextmenu
              | `Coords
              | `Dir
              | `Draggable
              | `Hidden
              | `Hreflang
              | `Id
              | `Media
              | `Mime_type
              | `OnAbort
              | `OnBlur
              | `OnCanPlay
              | `OnCanPlayThrough
              | `OnChange
              | `OnClick
              | `OnContextMenu
              | `OnDblClick
              | `OnDrag
              | `OnDragEnd
              | `OnDragEnter
              | `OnDragLeave
              | `OnDragOver
              | `OnDragStart
              | `OnDrop
              | `OnDurationChange
              | `OnEmptied
              | `OnEnded
              | `OnError
              | `OnFocus
              | `OnFormChange
              | `OnFormInput
              | `OnInput
              | `OnInvalid
              | `OnKeyDown
              | `OnKeyPress
              | `OnKeyUp
              | `OnLoad
              | `OnLoadStart
              | `OnLoadedData
              | `OnLoadedMetaData
              | `OnMouseDown
              | `OnMouseMove
              | `OnMouseOut
              | `OnMouseOver
              | `OnMouseUp
              | `OnMouseWheel
              | `OnPause
              | `OnPlay
              | `OnPlaying
              | `OnProgress
              | `OnRateChange
              | `OnReadyStateChange
              | `OnScroll
              | `OnSeeked
              | `OnSeeking
              | `OnSelect
              | `OnShow
              | `OnStalled
              | `OnSubmit
              | `OnSuspend
              | `OnTimeUpdate
              | `OnVolumeChange
              | `OnWaiting
              | `Rel
              | `Shape
              | `Spellcheck
              | `Style_Attr
              | `Tabindex
              | `Target
              | `Title
              | `User_data
              | `XML_lang
              | `XMLns ],
             [> `Area ])
            nullary
          val map : ([< Html5_types.map_attrib ], 'a, [> `A of 'a ]) plus
          val caption :
            ([< Html5_types.caption_attrib ],
             [< Html5_types.caption_content_fun ], [> Html5_types.caption ])
            star
          val table :
            ?caption:[< `Caption ] elt ->
            ?columns:[< `Colgroup ] elt list ->
            ?thead:[< `Thead ] elt ->
            ?tfoot:[< `Tfoot ] elt ->
            ([< `Accesskey
              | `Class
              | `Contenteditable
              | `Contextmenu
              | `Dir
              | `Draggable
              | `Hidden
              | `Id
              | `OnAbort
              | `OnBlur
              | `OnCanPlay
              | `OnCanPlayThrough
              | `OnChange
              | `OnClick
              | `OnContextMenu
              | `OnDblClick
              | `OnDrag
              | `OnDragEnd
              | `OnDragEnter
              | `OnDragLeave
              | `OnDragOver
              | `OnDragStart
              | `OnDrop
              | `OnDurationChange
              | `OnEmptied
              | `OnEnded
              | `OnError
              | `OnFocus
              | `OnFormChange
              | `OnFormInput
              | `OnInput
              | `OnInvalid
              | `OnKeyDown
              | `OnKeyPress
              | `OnKeyUp
              | `OnLoad
              | `OnLoadStart
              | `OnLoadedData
              | `OnLoadedMetaData
              | `OnMouseDown
              | `OnMouseMove
              | `OnMouseOut
              | `OnMouseOver
              | `OnMouseUp
              | `OnMouseWheel
              | `OnPause
              | `OnPlay
              | `OnPlaying
              | `OnProgress
              | `OnRateChange
              | `OnReadyStateChange
              | `OnScroll
              | `OnSeeked
              | `OnSeeking
              | `OnSelect
              | `OnShow
              | `OnStalled
              | `OnSubmit
              | `OnSuspend
              | `OnTimeUpdate
              | `OnVolumeChange
              | `OnWaiting
              | `Spellcheck
              | `Style_Attr
              | `Summary
              | `Tabindex
              | `Title
              | `User_data
              | `XML_lang
              | `XMLns ],
             [< `Tr ], [> `Table ])
            plus
          val tablex :
            ?caption:[< `Caption ] elt ->
            ?columns:[< `Colgroup ] elt list ->
            ?thead:[< `Thead ] elt ->
            ?tfoot:[< `Tfoot ] elt ->
            ([< `Accesskey
              | `Class
              | `Contenteditable
              | `Contextmenu
              | `Dir
              | `Draggable
              | `Hidden
              | `Id
              | `OnAbort
              | `OnBlur
              | `OnCanPlay
              | `OnCanPlayThrough
              | `OnChange
              | `OnClick
              | `OnContextMenu
              | `OnDblClick
              | `OnDrag
              | `OnDragEnd
              | `OnDragEnter
              | `OnDragLeave
              | `OnDragOver
              | `OnDragStart
              | `OnDrop
              | `OnDurationChange
              | `OnEmptied
              | `OnEnded
              | `OnError
              | `OnFocus
              | `OnFormChange
              | `OnFormInput
              | `OnInput
              | `OnInvalid
              | `OnKeyDown
              | `OnKeyPress
              | `OnKeyUp
              | `OnLoad
              | `OnLoadStart
              | `OnLoadedData
              | `OnLoadedMetaData
              | `OnMouseDown
              | `OnMouseMove
              | `OnMouseOut
              | `OnMouseOver
              | `OnMouseUp
              | `OnMouseWheel
              | `OnPause
              | `OnPlay
              | `OnPlaying
              | `OnProgress
              | `OnRateChange
              | `OnReadyStateChange
              | `OnScroll
              | `OnSeeked
              | `OnSeeking
              | `OnSelect
              | `OnShow
              | `OnStalled
              | `OnSubmit
              | `OnSuspend
              | `OnTimeUpdate
              | `OnVolumeChange
              | `OnWaiting
              | `Spellcheck
              | `Style_Attr
              | `Summary
              | `Tabindex
              | `Title
              | `User_data
              | `XML_lang
              | `XMLns ],
             [< `Tbody ], [> `Table ])
            star
          val colgroup :
            ([< Html5_types.colgroup_attrib ],
             [< Html5_types.colgroup_content_fun ],
             [> Html5_types.colgroup ])
            star
          val col :
            ([< Html5_types.col_attrib ], [> Html5_types.col ]) nullary
          val thead :
            ([< Html5_types.thead_attrib ],
             [< Html5_types.thead_content_fun ], [> Html5_types.thead ])
            star
          val tbody :
            ([< Html5_types.tbody_attrib ],
             [< Html5_types.tbody_content_fun ], [> Html5_types.tbody ])
            star
          val tfoot :
            ([< Html5_types.tfoot_attrib ],
             [< Html5_types.tfoot_content_fun ], [> Html5_types.tfoot ])
            star
          val td :
            ([< Html5_types.td_attrib ], [< Html5_types.td_content_fun ],
             [> Html5_types.td ])
            star
          val th :
            ([< Html5_types.th_attrib ], [< Html5_types.th_content_fun ],
             [> Html5_types.th ])
            star
          val tr :
            ([< Html5_types.tr_attrib ], [< Html5_types.tr_content_fun ],
             [> Html5_types.tr ])
            star
          val form :
            ([< Html5_types.form_attrib ], [< Html5_types.form_content_fun ],
             [> Html5_types.form ])
            plus
          val fieldset :
            ?legend:[ `Legend ] elt ->
            ([< `Accesskey
              | `Class
              | `Contenteditable
              | `Contextmenu
              | `Dir
              | `Disabled
              | `Draggable
              | `Form
              | `Hidden
              | `Id
              | `Name
              | `OnAbort
              | `OnBlur
              | `OnCanPlay
              | `OnCanPlayThrough
              | `OnChange
              | `OnClick
              | `OnContextMenu
              | `OnDblClick
              | `OnDrag
              | `OnDragEnd
              | `OnDragEnter
              | `OnDragLeave
              | `OnDragOver
              | `OnDragStart
              | `OnDrop
              | `OnDurationChange
              | `OnEmptied
              | `OnEnded
              | `OnError
              | `OnFocus
              | `OnFormChange
              | `OnFormInput
              | `OnInput
              | `OnInvalid
              | `OnKeyDown
              | `OnKeyPress
              | `OnKeyUp
              | `OnLoad
              | `OnLoadStart
              | `OnLoadedData
              | `OnLoadedMetaData
              | `OnMouseDown
              | `OnMouseMove
              | `OnMouseOut
              | `OnMouseOver
              | `OnMouseUp
              | `OnMouseWheel
              | `OnPause
              | `OnPlay
              | `OnPlaying
              | `OnProgress
              | `OnRateChange
              | `OnReadyStateChange
              | `OnScroll
              | `OnSeeked
              | `OnSeeking
              | `OnSelect
              | `OnShow
              | `OnStalled
              | `OnSubmit
              | `OnSuspend
              | `OnTimeUpdate
              | `OnVolumeChange
              | `OnWaiting
              | `Spellcheck
              | `Style_Attr
              | `Tabindex
              | `Title
              | `User_data
              | `XML_lang
              | `XMLns ],
             [< Html5_types.flow5 ], [> `Fieldset ])
            star
          val legend :
            ([< Html5_types.legend_attrib ],
             [< Html5_types.legend_content_fun ], [> Html5_types.legend ])
            star
          val label :
            ([< Html5_types.label_attrib ],
             [< Html5_types.label_content_fun ], [> Html5_types.label ])
            star
          val input :
            ([< Html5_types.input_attrib ], [> Html5_types.input ]) nullary
          val button :
            ([< Html5_types.button_attrib ],
             [< Html5_types.button_content_fun ], [> Html5_types.button ])
            star
          val select :
            ([< Html5_types.select_attrib ],
             [< Html5_types.select_content_fun ], [> Html5_types.select ])
            star
          val datalist :
            ?children:[< `Options of [< `Option ] elt list
                       | `Phras of [< Html5_types.phrasing ] elt list ] ->
            ([< Html5_types.common ], [> `Datalist ]) nullary
          val optgroup :
            label:Html5_types.text ->
            ([< `Accesskey
              | `Class
              | `Contenteditable
              | `Contextmenu
              | `Dir
              | `Disabled
              | `Draggable
              | `Hidden
              | `Id
              | `Label
              | `OnAbort
              | `OnBlur
              | `OnCanPlay
              | `OnCanPlayThrough
              | `OnChange
              | `OnClick
              | `OnContextMenu
              | `OnDblClick
              | `OnDrag
              | `OnDragEnd
              | `OnDragEnter
              | `OnDragLeave
              | `OnDragOver
              | `OnDragStart
              | `OnDrop
              | `OnDurationChange
              | `OnEmptied
              | `OnEnded
              | `OnError
              | `OnFocus
              | `OnFormChange
              | `OnFormInput
              | `OnInput
              | `OnInvalid
              | `OnKeyDown
              | `OnKeyPress
              | `OnKeyUp
              | `OnLoad
              | `OnLoadStart
              | `OnLoadedData
              | `OnLoadedMetaData
              | `OnMouseDown
              | `OnMouseMove
              | `OnMouseOut
              | `OnMouseOver
              | `OnMouseUp
              | `OnMouseWheel
              | `OnPause
              | `OnPlay
              | `OnPlaying
              | `OnProgress
              | `OnRateChange
              | `OnReadyStateChange
              | `OnScroll
              | `OnSeeked
              | `OnSeeking
              | `OnSelect
              | `OnShow
              | `OnStalled
              | `OnSubmit
              | `OnSuspend
              | `OnTimeUpdate
              | `OnVolumeChange
              | `OnWaiting
              | `Spellcheck
              | `Style_Attr
              | `Tabindex
              | `Title
              | `User_data
              | `XML_lang
              | `XMLns ],
             [< `Option ], [> `Optgroup ])
            star
          val option :
            ([< Html5_types.option_attrib ],
             [< Html5_types.option_content_fun ],
             [> Html5_types.selectoption ])
            unary
          val textarea :
            ([< Html5_types.textarea_attrib ],
             [< Html5_types.textarea_content_fun ],
             [> Html5_types.textarea ])
            unary
          val keygen :
            ([< Html5_types.keygen_attrib ], [> Html5_types.keygen ]) nullary
          val progress :
            ([< Html5_types.progress_attrib ],
             [< Html5_types.progress_content_fun ],
             [> Html5_types.progress ])
            star
          val meter :
            ([< Html5_types.meter_attrib ],
             [< Html5_types.meter_content_fun ], [> Html5_types.meter ])
            star
          val output_elt :
            ([< Html5_types.output_elt_attrib ],
             [< Html5_types.output_elt_content_fun ],
             [> Html5_types.output_elt ])
            star
          val pcdata : string -> [> `PCDATA ] elt
          val entity : string -> [> `PCDATA ] elt
          val space : unit -> [> `PCDATA ] elt
          val cdata : string -> [> `PCDATA ] elt
          val cdata_script : string -> [> `PCDATA ] elt
          val cdata_style : string -> [> `PCDATA ] elt
          val unsafe_data : string -> 'a elt
          val details :
            [< `Summary ] elt ->
            ([< `Accesskey
              | `Class
              | `Contenteditable
              | `Contextmenu
              | `Dir
              | `Draggable
              | `Hidden
              | `Id
              | `OnAbort
              | `OnBlur
              | `OnCanPlay
              | `OnCanPlayThrough
              | `OnChange
              | `OnClick
              | `OnContextMenu
              | `OnDblClick
              | `OnDrag
              | `OnDragEnd
              | `OnDragEnter
              | `OnDragLeave
              | `OnDragOver
              | `OnDragStart
              | `OnDrop
              | `OnDurationChange
              | `OnEmptied
              | `OnEnded
              | `OnError
              | `OnFocus
              | `OnFormChange
              | `OnFormInput
              | `OnInput
              | `OnInvalid
              | `OnKeyDown
              | `OnKeyPress
              | `OnKeyUp
              | `OnLoad
              | `OnLoadStart
              | `OnLoadedData
              | `OnLoadedMetaData
              | `OnMouseDown
              | `OnMouseMove
              | `OnMouseOut
              | `OnMouseOver
              | `OnMouseUp
              | `OnMouseWheel
              | `OnPause
              | `OnPlay
              | `OnPlaying
              | `OnProgress
              | `OnRateChange
              | `OnReadyStateChange
              | `OnScroll
              | `OnSeeked
              | `OnSeeking
              | `OnSelect
              | `OnShow
              | `OnStalled
              | `OnSubmit
              | `OnSuspend
              | `OnTimeUpdate
              | `OnVolumeChange
              | `OnWaiting
              | `Open
              | `Spellcheck
              | `Style_Attr
              | `Tabindex
              | `Title
              | `User_data
              | `XML_lang
              | `XMLns ],
             [< Html5_types.flow5 ] elt, [> `Details ])
            star
          val summary :
            ([< Html5_types.summary_attrib ],
             [< Html5_types.summary_content_fun ], [> Html5_types.summary ])
            star
          val command :
            label:Html5_types.text ->
            ([< `Accesskey
              | `Checked
              | `Class
              | `Command_Type
              | `Contenteditable
              | `Contextmenu
              | `Dir
              | `Disabled
              | `Draggable
              | `Hidden
              | `Icon
              | `Id
              | `OnAbort
              | `OnBlur
              | `OnCanPlay
              | `OnCanPlayThrough
              | `OnChange
              | `OnClick
              | `OnContextMenu
              | `OnDblClick
              | `OnDrag
              | `OnDragEnd
              | `OnDragEnter
              | `OnDragLeave
              | `OnDragOver
              | `OnDragStart
              | `OnDrop
              | `OnDurationChange
              | `OnEmptied
              | `OnEnded
              | `OnError
              | `OnFocus
              | `OnFormChange
              | `OnFormInput
              | `OnInput
              | `OnInvalid
              | `OnKeyDown
              | `OnKeyPress
              | `OnKeyUp
              | `OnLoad
              | `OnLoadStart
              | `OnLoadedData
              | `OnLoadedMetaData
              | `OnMouseDown
              | `OnMouseMove
              | `OnMouseOut
              | `OnMouseOver
              | `OnMouseUp
              | `OnMouseWheel
              | `OnPause
              | `OnPlay
              | `OnPlaying
              | `OnProgress
              | `OnRateChange
              | `OnReadyStateChange
              | `OnScroll
              | `OnSeeked
              | `OnSeeking
              | `OnSelect
              | `OnShow
              | `OnStalled
              | `OnSubmit
              | `OnSuspend
              | `OnTimeUpdate
              | `OnVolumeChange
              | `OnWaiting
              | `Radiogroup
              | `Spellcheck
              | `Style_Attr
              | `Tabindex
              | `Title
              | `User_data
              | `XML_lang
              | `XMLns ],
             [> `Command ])
            nullary
          val menu :
            ?child:[< `Flows of [< Html5_types.flow5 ] elt list
                    | `Lis of [< `Li of [< Html5_types.common ] ] elt list ] ->
            ([< `Accesskey
              | `Class
              | `Contenteditable
              | `Contextmenu
              | `Dir
              | `Draggable
              | `Hidden
              | `Id
              | `Label
              | `Menu_Type
              | `OnAbort
              | `OnBlur
              | `OnCanPlay
              | `OnCanPlayThrough
              | `OnChange
              | `OnClick
              | `OnContextMenu
              | `OnDblClick
              | `OnDrag
              | `OnDragEnd
              | `OnDragEnter
              | `OnDragLeave
              | `OnDragOver
              | `OnDragStart
              | `OnDrop
              | `OnDurationChange
              | `OnEmptied
              | `OnEnded
              | `OnError
              | `OnFocus
              | `OnFormChange
              | `OnFormInput
              | `OnInput
              | `OnInvalid
              | `OnKeyDown
              | `OnKeyPress
              | `OnKeyUp
              | `OnLoad
              | `OnLoadStart
              | `OnLoadedData
              | `OnLoadedMetaData
              | `OnMouseDown
              | `OnMouseMove
              | `OnMouseOut
              | `OnMouseOver
              | `OnMouseUp
              | `OnMouseWheel
              | `OnPause
              | `OnPlay
              | `OnPlaying
              | `OnProgress
              | `OnRateChange
              | `OnReadyStateChange
              | `OnScroll
              | `OnSeeked
              | `OnSeeking
              | `OnSelect
              | `OnShow
              | `OnStalled
              | `OnSubmit
              | `OnSuspend
              | `OnTimeUpdate
              | `OnVolumeChange
              | `OnWaiting
              | `Spellcheck
              | `Style_Attr
              | `Tabindex
              | `Title
              | `User_data
              | `XML_lang
              | `XMLns ],
             [> `Menu ])
            nullary
          val script :
            ([< Html5_types.script_attrib ],
             [< Html5_types.script_content_fun ], [> Html5_types.script ])
            unary
          val noscript :
            ([< Html5_types.noscript_attrib ],
             [< Html5_types.noscript_content_fun ],
             [> Html5_types.noscript ])
            plus
          val meta :
            ([< Html5_types.meta_attrib ], [> Html5_types.meta ]) nullary
          val style :
            ([< Html5_types.style_attrib ],
             [< Html5_types.style_content_fun ], [> Html5_types.style ])
            star
          val link :
            rel:Html5_types.linktypes ->
            href:Xml.uri ->
            ([< `Accesskey
              | `Class
              | `Contenteditable
              | `Contextmenu
              | `Dir
              | `Draggable
              | `Hidden
              | `Href
              | `Hreflang
              | `Id
              | `Media
              | `Mime_type
              | `OnAbort
              | `OnBlur
              | `OnCanPlay
              | `OnCanPlayThrough
              | `OnChange
              | `OnClick
              | `OnContextMenu
              | `OnDblClick
              | `OnDrag
              | `OnDragEnd
              | `OnDragEnter
              | `OnDragLeave
              | `OnDragOver
              | `OnDragStart
              | `OnDrop
              | `OnDurationChange
              | `OnEmptied
              | `OnEnded
              | `OnError
              | `OnFocus
              | `OnFormChange
              | `OnFormInput
              | `OnInput
              | `OnInvalid
              | `OnKeyDown
              | `OnKeyPress
              | `OnKeyUp
              | `OnLoad
              | `OnLoadStart
              | `OnLoadedData
              | `OnLoadedMetaData
              | `OnMouseDown
              | `OnMouseMove
              | `OnMouseOut
              | `OnMouseOver
              | `OnMouseUp
              | `OnMouseWheel
              | `OnPause
              | `OnPlay
              | `OnPlaying
              | `OnProgress
              | `OnRateChange
              | `OnReadyStateChange
              | `OnScroll
              | `OnSeeked
              | `OnSeeking
              | `OnSelect
              | `OnShow
              | `OnStalled
              | `OnSubmit
              | `OnSuspend
              | `OnTimeUpdate
              | `OnVolumeChange
              | `OnWaiting
              | `Rel
              | `Sizes
              | `Spellcheck
              | `Style_Attr
              | `Tabindex
              | `Title
              | `User_data
              | `XML_lang
              | `XMLns ],
             [> `Link ])
            nullary
          val tot : Xml.elt -> 'a elt
          val totl : Xml.elt list -> 'a elt list
          val toelt : 'a elt -> Xml.elt
          val toeltl : 'a elt list -> Xml.elt list
          type doc = [ `Html ] elt
          val doc_toelt : doc -> Xml.elt
        end
      module Xml :
        sig
          type uri = Xml.uri
          val string_of_uri : uri -> string
          val uri_of_string : string -> uri
          type aname = string
          type event_handler = Xml.event_handler
          type attrib = Xml.attrib
          val float_attrib : aname -> float -> attrib
          val int_attrib : aname -> int -> attrib
          val string_attrib : aname -> string -> attrib
          val space_sep_attrib : aname -> string list -> attrib
          val comma_sep_attrib : aname -> string list -> attrib
          val event_handler_attrib : aname -> event_handler -> attrib
          val uri_attrib : aname -> uri -> attrib
          val uris_attrib : aname -> uri list -> attrib
          type elt = Xml.elt
          type ename = string
          val empty : unit -> elt
          val comment : string -> elt
          val pcdata : string -> elt
          val encodedpcdata : string -> elt
          val entity : string -> elt
          val leaf : ?a:attrib list -> ename -> elt
          val node : ?a:attrib list -> ename -> elt list -> elt
          val cdata : string -> elt
          val cdata_script : string -> elt
          val cdata_style : string -> elt
        end
      module Info : Xml_sigs.Info
      type uri = uri
      val string_of_uri : uri -> string
      val uri_of_string : string -> uri
      type 'a attrib = 'a attrib
      val to_xmlattribs : 'a attrib list -> Xml.attrib list
      val to_attrib : Xml.attrib -> 'a attrib
      val a_autocomplete : [< `Off | `On ] -> [> `Autocomplete ] attrib
      val a_async : [< `Async ] -> [> `Async ] attrib
      val a_autofocus : [< `Autofocus ] -> [> `Autofocus ] attrib
      val a_autoplay : [< `Autoplay ] -> [> `Autoplay ] attrib
      val a_challenge : Html5_types.text -> [> `Challenge ] attrib
      val a_contenteditable :
        [< `False | `True ] -> [> `Contexteditable ] attrib
      val a_contextmenu : Html5_types.idref -> [> `Contextmenu ] attrib
      val a_controls : [< `Controls ] -> [> `Controls ] attrib
      val a_dir : [< `Ltr | `Rtl ] -> [> `Dir ] attrib
      val a_draggable : [< `False | `True ] -> [> `Draggable ] attrib
      val a_form : Html5_types.idref -> [> `Form ] attrib
      val a_formaction : Xml.uri -> [> `Formaction ] attrib
      val a_formenctype : Html5_types.contenttype -> [> `Formenctype ] attrib
      val a_formmethod :
        [< `Delete | `Get | `Post | `Put ] -> [> `Formmethod ] attrib
      val a_formnovalidate :
        [< `Formnovalidate ] -> [> `Formnovalidate ] attrib
      val a_formtarget : Html5_types.text -> [> `Formtarget ] attrib
      val a_hidden : [< `Hidden ] -> [> `Hidden ] attrib
      val a_high : Html5_types.float_number -> [> `High ] attrib
      val a_icon : Xml.uri -> [> `Icon ] attrib
      val a_ismap : [< `Ismap ] -> [> `Ismap ] attrib
      val a_keytype : Html5_types.text -> [> `Keytype ] attrib
      val a_list : Html5_types.idref -> [> `List ] attrib
      val a_loop : [< `Loop ] -> [> `Loop ] attrib
      val a_low : Html5_types.float_number -> [> `High ] attrib
      val a_max : Html5_types.float_number -> [> `Max ] attrib
      val a_input_max : Html5_types.number -> [> `Max ] attrib
      val a_min : Html5_types.float_number -> [> `Min ] attrib
      val a_input_min : Html5_types.number -> [> `Min ] attrib
      val a_novalidate : [< `Novalidate ] -> [> `Novalidate ] attrib
      val a_open : [< `Open ] -> [> `Open ] attrib
      val a_optimum : Html5_types.float_number -> [> `Optimum ] attrib
      val a_pattern : Html5_types.text -> [> `Pattern ] attrib
      val a_placeholder : Html5_types.text -> [> `Placeholder ] attrib
      val a_poster : Xml.uri -> [> `Poster ] attrib
      val a_preload : [< `Audio | `Metadata | `None ] -> [> `Preload ] attrib
      val a_pubdate : [< `Pubdate ] -> [> `Pubdate ] attrib
      val a_radiogroup : Html5_types.text -> [> `Radiogroup ] attrib
      val a_required : [< `Required ] -> [> `Required ] attrib
      val a_reversed : [< `Reversed ] -> [> `Reversed ] attrib
      val a_sandbox :
        [< `AllowForms | `AllowSameOrigin | `AllowScript ] list ->
        [> `Sandbox ] attrib
      val a_spellcheck : [< `False | `True ] -> [> `Spellcheck ] attrib
      val a_scoped : [< `Scoped ] -> [> `Scoped ] attrib
      val a_seamless : [< `Seamless ] -> [> `Seamless ] attrib
      val a_sizes : Html5_types.numbers -> [> `Sizes ] attrib
      val a_span : Html5_types.number -> [> `Span ] attrib
      val a_srclang : Html5_types.nmtoken -> [> `XML_lang ] attrib
      val a_start : Html5_types.number -> [> `Start ] attrib
      val a_step : Html5_types.float_number -> [> `Step ] attrib
      val a_wrap : [< `Hard | `Soft ] -> [> `Wrap ] attrib
      val a_class : Html5_types.nmtokens -> [> `Class ] attrib
      val a_user_data :
        Html5_types.nmtoken -> Html5_types.text -> [> `User_data ] attrib
      val a_id : Html5_types.text -> [> `Id ] attrib
      val a_title : Html5_types.text -> [> `Title ] attrib
      val a_xml_lang : Html5_types.nmtoken -> [> `XML_lang ] attrib
      val a_version : Html5_types.cdata -> [> `Version ] attrib
      val a_xmlns : [< `W3_org_1999_xhtml ] -> [> `XMLns ] attrib
      val a_manifest : Xml.uri -> [> `Manifest ] attrib
      val a_cite : Xml.uri -> [> `Cite ] attrib
      val a_xml_space : [< `Preserve ] -> [> `XML_space ] attrib
      val a_accesskey : Html5_types.character -> [> `Accesskey ] attrib
      val a_charset : Html5_types.charset -> [> `Charset ] attrib
      val a_accept_charset :
        Html5_types.charsets -> [> `Accept_charset ] attrib
      val a_accept : Html5_types.contenttypes -> [> `Accept ] attrib
      val a_href : Xml.uri -> [> `Href ] attrib
      val a_hreflang : Html5_types.languagecode -> [> `Hreflang ] attrib
      val a_rel : Html5_types.linktypes -> [> `Rel ] attrib
      val a_tabindex : Html5_types.number -> [> `Tabindex ] attrib
      val a_mime_type : Html5_types.contenttype -> [> `Mime_type ] attrib
      val a_datetime : Html5_types.cdata -> [> `Datetime ] attrib
      val a_action : Xml.uri -> [> `Action ] attrib
      val a_checked : [< `Checked ] -> [> `Checked ] attrib
      val a_cols : Html5_types.number -> [> `Cols ] attrib
      val a_enctype : Html5_types.contenttype -> [> `Enctype ] attrib
      val a_for : Html5_types.idref -> [> `For ] attrib
      val a_for_list : Html5_types.idrefs -> [> `For_List ] attrib
      val a_maxlength : Html5_types.number -> [> `Maxlength ] attrib
      val a_method :
        [< `Delete | `Get | `Post | `Put ] -> [> `Method ] attrib
      val a_multiple : [< `Multiple ] -> [> `Multiple ] attrib
      val a_name : Html5_types.text -> [> `Name ] attrib
      val a_rows : Html5_types.number -> [> `Rows ] attrib
      val a_selected : [< `Selected ] -> [> `Selected ] attrib
      val a_size : Html5_types.number -> [> `Size ] attrib
      val a_src : Xml.uri -> [> `Src ] attrib
      val a_input_type :
        [< `Button
         | `Checkbox
         | `Color
         | `Date
         | `Datetime
         | `Datetime_local
         | `Email
         | `File
         | `Hidden
         | `Image
         | `Month
         | `Number
         | `Password
         | `Radio
         | `Range
         | `Reset
         | `Search
         | `Submit
         | `Tel
         | `Text
         | `Time
         | `Url
         | `Week ] ->
        [> `Input_Type ] attrib
      val a_text_value : Html5_types.text -> [> `Text_Value ] attrib
      val a_int_value : Html5_types.number -> [> `Int_Value ] attrib
      val a_value : Html5_types.cdata -> [> `Value ] attrib
      val a_float_value :
        Html5_types.float_number -> [> `Float_Value ] attrib
      val a_disabled : [< `Disabled ] -> [> `Disabled ] attrib
      val a_readonly : [< `ReadOnly ] -> [> `ReadOnly ] attrib
      val a_button_type :
        [< `Button | `Reset | `Submit ] -> [> `Button_Type ] attrib
      val a_command_type :
        [< `Checkbox | `Command | `Radio ] -> [> `Command_Type ] attrib
      val a_menu_type : [< `Context | `Toolbar ] -> [> `Menu_Type ] attrib
      val a_label : Html5_types.text -> [> `Label ] attrib
      val a_align :
        [< `Char | `Justify | `Left | `Right ] -> [> `Align ] attrib
      val a_axis : Html5_types.cdata -> [> `Axis ] attrib
      val a_colspan : Html5_types.number -> [> `Colspan ] attrib
      val a_headers : Html5_types.idrefs -> [> `Headers ] attrib
      val a_rowspan : Html5_types.number -> [> `Rowspan ] attrib
      val a_scope :
        [< `Col | `Colgroup | `Row | `Rowgroup ] -> [> `Scope ] attrib
      val a_summary : Html5_types.text -> [> `Summary ] attrib
      val a_border : Html5_types.pixels -> [> `Border ] attrib
      val a_cellpadding : Html5_types.length -> [> `Cellpadding ] attrib
      val a_cellspacing : Html5_types.length -> [> `Cellspacing ] attrib
      val a_datapagesize : Html5_types.cdata -> [> `Datapagesize ] attrib
      val a_rules :
        [< `All | `Cols | `Groups | `None | `Rows ] -> [> `Rules ] attrib
      val a_char : Html5_types.character -> [> `Char ] attrib
      val a_charoff : Html5_types.length -> [> `Charoff ] attrib
      val a_alt : Html5_types.text -> [> `Alt ] attrib
      val a_height : Html5_types.number -> [> `Height ] attrib
      val a_width : Html5_types.number -> [> `Width ] attrib
      type shape = [ `Circle | `Default | `Poly | `Rect ]
      val a_shape : shape -> [> `Shape ] attrib
      val a_coords : Html5_types.numbers -> [> `Coords ] attrib
      val a_usemap : Html5_types.idref -> [> `Usemap ] attrib
      val a_data : Xml.uri -> [> `Data ] attrib
      val a_codetype : Html5_types.contenttype -> [> `Codetype ] attrib
      val a_fs_rows : Html5_types.multilengths -> [> `FS_Rows ] attrib
      val a_fs_cols : Html5_types.multilengths -> [> `FS_Cols ] attrib
      val a_frameborder : [< `One | `Zero ] -> [> `Frameborder ] attrib
      val a_marginheight : Html5_types.pixels -> [> `Marginheight ] attrib
      val a_marginwidth : Html5_types.pixels -> [> `Marginwidth ] attrib
      val a_scrolling : [< `Auto | `No | `Yes ] -> [> `Scrolling ] attrib
      val a_target : Html5_types.frametarget -> [> `Target ] attrib
      val a_content : Html5_types.text -> [> `Content ] attrib
      val a_http_equiv : Html5_types.text -> [> `Http_equiv ] attrib
      val a_defer : [< `Defer ] -> [> `Defer ] attrib
      val a_media : Html5_types.mediadesc -> [> `Media ] attrib
      val a_style : string -> [> `Style_Attr ] attrib
      val a_property : string -> [> `Property ] attrib
      type 'a elt = 'a elt
      type ('a, 'b) nullary = ?a:'a attrib list -> unit -> 'b elt
      type ('a, 'b, 'c) unary = ?a:'a attrib list -> 'b elt -> 'c elt
      type ('a, 'b, 'c, 'd) binary =
          ?a:'a attrib list -> 'b elt -> 'c elt -> 'd elt
      type ('a, 'b, 'c, 'd) tri = 'a elt -> 'b elt -> 'c elt -> 'd elt
      type ('a, 'b, 'c) star = ?a:'a attrib list -> 'b elt list -> 'c elt
      type ('a, 'b, 'c) plus =
          ?a:'a attrib list -> 'b elt -> 'b elt list -> 'c elt
      type html = [ `Html ] elt
      type rt =
          [ `Rpt of [ `Rp ] elt * [ `Rt ] elt * [ `Rp ] elt
          | `Rt of [ `Rt ] elt ]
      type ruby_content = Html5_types.phrasing elt list * rt
      type rp =
          Html5_types.common attrib list * Html5_types.phrasing elt list
      val html :
        ?a:Html5_types.html_attrib attrib list ->
        [< `Head ] elt -> [< `Body ] elt -> [> `Html ] elt
      val head :
        ?a:Html5_types.head_attrib attrib list ->
        [< `Title ] elt ->
        Html5_types.head_content_fun elt list -> [> Html5_types.head ] elt
      val base :
        ([< Html5_types.base_attrib ], [> Html5_types.base ]) nullary
      val title :
        (Html5_types.title_attrib, [< Html5_types.title_content_fun ],
         [> Html5_types.title ])
        unary
      val body :
        ([< Html5_types.body_attrib ], [< Html5_types.body_content_fun ],
         [> Html5_types.body ])
        star
      val svg :
        ?xmlns:string ->
        ?a:[< Html5_types.svg_attrib ] Svg.D.attrib list ->
        [< Html5_types.svg_content ] Svg.D.elt list ->
        [> Html5_types.svg ] elt
      val footer :
        ([< Html5_types.common ],
         [< Html5_types.flow5_without_header_footer ], [> `Footer ])
        star
      val header :
        ([< Html5_types.common ],
         [< Html5_types.flow5_without_header_footer ], [> `Header ])
        star
      val section :
        ([< Html5_types.section_attrib ],
         [< Html5_types.section_content_fun ], [> Html5_types.section ])
        star
      val nav :
        ([< Html5_types.nav_attrib ], [< Html5_types.nav_content_fun ],
         [> Html5_types.nav ])
        star
      val h1 :
        ([< Html5_types.h1_attrib ], [< Html5_types.h1_content_fun ],
         [> Html5_types.h1 ])
        star
      val h2 :
        ([< Html5_types.h2_attrib ], [< Html5_types.h2_content_fun ],
         [> Html5_types.h2 ])
        star
      val h3 :
        ([< Html5_types.h3_attrib ], [< Html5_types.h3_content_fun ],
         [> Html5_types.h3 ])
        star
      val h4 :
        ([< Html5_types.h4_attrib ], [< Html5_types.h4_content_fun ],
         [> Html5_types.h4 ])
        star
      val h5 :
        ([< Html5_types.h5_attrib ], [< Html5_types.h5_content_fun ],
         [> Html5_types.h5 ])
        star
      val h6 :
        ([< Html5_types.h6_attrib ], [< Html5_types.h6_content_fun ],
         [> Html5_types.h6 ])
        star
      val hgroup :
        ([< Html5_types.hgroup_attrib ], [< Html5_types.hgroup_content_fun ],
         [> Html5_types.hgroup ])
        plus
      val address :
        ([< Html5_types.address_attrib ],
         [< Html5_types.address_content_fun ], [> Html5_types.address ])
        star
      val article :
        ([< Html5_types.article_attrib ],
         [< Html5_types.article_content_fun ], [> Html5_types.article ])
        star
      val aside :
        ([< Html5_types.aside_attrib ], [< Html5_types.aside_content_fun ],
         [> Html5_types.aside ])
        star
      val p :
        ([< Html5_types.p_attrib ], [< Html5_types.p_content_fun ],
         [> Html5_types.p ])
        star
      val pre :
        ([< Html5_types.pre_attrib ], [< Html5_types.pre_content_fun ],
         [> Html5_types.pre ])
        star
      val blockquote :
        ([< Html5_types.blockquote_attrib ],
         [< Html5_types.blockquote_content_fun ],
         [> Html5_types.blockquote ])
        star
      val div :
        ([< Html5_types.div_attrib ], [< Html5_types.div_content_fun ],
         [> Html5_types.div ])
        star
      val dl :
        ?a:[< Html5_types.common ] attrib list ->
        (([< `Dt ] elt * [< `Dt ] elt list) *
         ([< `Dd ] elt * [< `Dd ] elt list))
        list -> [> `Dl ] elt
      val ol :
        ([< Html5_types.ol_attrib ], [< Html5_types.ol_content_fun ],
         [> Html5_types.ol ])
        star
      val ul :
        ([< Html5_types.ul_attrib ], [< Html5_types.ul_content_fun ],
         [> Html5_types.ul ])
        star
      val dd :
        ([< Html5_types.dd_attrib ], [< Html5_types.dd_content_fun ],
         [> Html5_types.dd ])
        star
      val dt :
        ([< Html5_types.dt_attrib ], [< Html5_types.dt_content_fun ],
         [> Html5_types.dt ])
        star
      val li :
        ([< Html5_types.li_attrib ], [< Html5_types.li_content_fun ],
         [> Html5_types.li ])
        star
      val figcaption :
        ([< Html5_types.figcaption_attrib ],
         [< Html5_types.figcaption_content_fun ],
         [> Html5_types.figcaption ])
        star
      val figure :
        ?figcaption:[< `Figcaption ] elt ->
        ([< Html5_types.common ], [< Html5_types.flow5 ], [> `Figure ]) star
      val hr : ([< Html5_types.hr_attrib ], [> Html5_types.hr ]) nullary
      val rt :
        ?rp:rp * rp ->
        ?a:[< Html5_types.common ] attrib list ->
        [< Html5_types.phrasing ] elt list -> rt
      val rp :
        ?a:[< Html5_types.common ] attrib list ->
        [< Html5_types.phrasing ] elt list -> rp
      val ruby :
        ?a:[< Html5_types.common ] attrib list ->
        ruby_content -> ruby_content list -> [> `Ruby ] elt
      val b :
        ([< Html5_types.b_attrib ], [< Html5_types.b_content_fun ],
         [> Html5_types.b ])
        star
      val i :
        ([< Html5_types.i_attrib ], [< Html5_types.i_content_fun ],
         [> Html5_types.i ])
        star
      val small :
        ([< Html5_types.small_attrib ], [< Html5_types.small_content_fun ],
         [> Html5_types.small ])
        star
      val sub :
        ([< Html5_types.sub_attrib ], [< Html5_types.sub_content_fun ],
         [> Html5_types.sub ])
        star
      val sup :
        ([< Html5_types.sup_attrib ], [< Html5_types.sup_content_fun ],
         [> Html5_types.sup ])
        star
      val mark :
        ([< Html5_types.mark_attrib ], [< Html5_types.mark_content_fun ],
         [> Html5_types.mark ])
        star
      val wbr : ([< Html5_types.wbr_attrib ], [> Html5_types.wbr ]) nullary
      val bdo :
        dir:[< `Ltr | `Rtl ] ->
        ([< Html5_types.common ], [< Html5_types.phrasing ], [> `Bdo ]) star
      val abbr :
        ([< Html5_types.abbr_attrib ], [< Html5_types.abbr_content_fun ],
         [> Html5_types.abbr ])
        star
      val br : ([< Html5_types.br_attrib ], [> Html5_types.br ]) nullary
      val cite :
        ([< Html5_types.cite_attrib ], [< Html5_types.cite_content_fun ],
         [> Html5_types.cite ])
        star
      val code :
        ([< Html5_types.code_attrib ], [< Html5_types.code_content_fun ],
         [> Html5_types.code ])
        star
      val dfn :
        ([< Html5_types.dfn_attrib ], [< Html5_types.dfn_content_fun ],
         [> Html5_types.dfn ])
        star
      val em :
        ([< Html5_types.em_attrib ], [< Html5_types.em_content_fun ],
         [> Html5_types.em ])
        star
      val kbd :
        ([< Html5_types.kbd_attrib ], [< Html5_types.kbd_content_fun ],
         [> Html5_types.kbd ])
        star
      val q :
        ([< Html5_types.q_attrib ], [< Html5_types.q_content_fun ],
         [> Html5_types.q ])
        star
      val samp :
        ([< Html5_types.samp_attrib ], [< Html5_types.samp_content_fun ],
         [> Html5_types.samp ])
        star
      val span :
        ([< Html5_types.span_attrib ], [< Html5_types.span_content_fun ],
         [> Html5_types.span ])
        star
      val strong :
        ([< Html5_types.strong_attrib ], [< Html5_types.strong_content_fun ],
         [> Html5_types.strong ])
        star
      val time :
        ([< Html5_types.time_attrib ], [< Html5_types.time_content_fun ],
         [> Html5_types.time ])
        star
      val var :
        ([< Html5_types.var_attrib ], [< Html5_types.var_content_fun ],
         [> Html5_types.var ])
        star
      val a : ([< Html5_types.a_attrib ], 'a, [> `A of 'a ]) star
      val del : ([< Html5_types.del_attrib ], 'a, [> `Del of 'a ]) star
      val ins : ([< Html5_types.ins_attrib ], 'a, [> `Ins of 'a ]) star
      val img :
        src:Xml.uri ->
        alt:Html5_types.text ->
        ([< `Accesskey
          | `Class
          | `Contenteditable
          | `Contextmenu
          | `Dir
          | `Draggable
          | `Height
          | `Hidden
          | `Id
          | `Ismap
          | `OnAbort
          | `OnBlur
          | `OnCanPlay
          | `OnCanPlayThrough
          | `OnChange
          | `OnClick
          | `OnContextMenu
          | `OnDblClick
          | `OnDrag
          | `OnDragEnd
          | `OnDragEnter
          | `OnDragLeave
          | `OnDragOver
          | `OnDragStart
          | `OnDrop
          | `OnDurationChange
          | `OnEmptied
          | `OnEnded
          | `OnError
          | `OnFocus
          | `OnFormChange
          | `OnFormInput
          | `OnInput
          | `OnInvalid
          | `OnKeyDown
          | `OnKeyPress
          | `OnKeyUp
          | `OnLoad
          | `OnLoadStart
          | `OnLoadedData
          | `OnLoadedMetaData
          | `OnMouseDown
          | `OnMouseMove
          | `OnMouseOut
          | `OnMouseOver
          | `OnMouseUp
          | `OnMouseWheel
          | `OnPause
          | `OnPlay
          | `OnPlaying
          | `OnProgress
          | `OnRateChange
          | `OnReadyStateChange
          | `OnScroll
          | `OnSeeked
          | `OnSeeking
          | `OnSelect
          | `OnShow
          | `OnStalled
          | `OnSubmit
          | `OnSuspend
          | `OnTimeUpdate
          | `OnVolumeChange
          | `OnWaiting
          | `Spellcheck
          | `Style_Attr
          | `Tabindex
          | `Title
          | `User_data
          | `Width
          | `XML_lang
          | `XMLns ],
         [> `Img ])
        nullary
      val iframe :
        ([< `Accesskey
          | `Class
          | `Contenteditable
          | `Contextmenu
          | `Dir
          | `Draggable
          | `Height
          | `Hidden
          | `Id
          | `Name
          | `OnAbort
          | `OnBlur
          | `OnCanPlay
          | `OnCanPlayThrough
          | `OnChange
          | `OnClick
          | `OnContextMenu
          | `OnDblClick
          | `OnDrag
          | `OnDragEnd
          | `OnDragEnter
          | `OnDragLeave
          | `OnDragOver
          | `OnDragStart
          | `OnDrop
          | `OnDurationChange
          | `OnEmptied
          | `OnEnded
          | `OnError
          | `OnFocus
          | `OnFormChange
          | `OnFormInput
          | `OnInput
          | `OnInvalid
          | `OnKeyDown
          | `OnKeyPress
          | `OnKeyUp
          | `OnLoad
          | `OnLoadStart
          | `OnLoadedData
          | `OnLoadedMetaData
          | `OnMouseDown
          | `OnMouseMove
          | `OnMouseOut
          | `OnMouseOver
          | `OnMouseUp
          | `OnMouseWheel
          | `OnPause
          | `OnPlay
          | `OnPlaying
          | `OnProgress
          | `OnRateChange
          | `OnReadyStateChange
          | `OnScroll
          | `OnSeeked
          | `OnSeeking
          | `OnSelect
          | `OnShow
          | `OnStalled
          | `OnSubmit
          | `OnSuspend
          | `OnTimeUpdate
          | `OnVolumeChange
          | `OnWaiting
          | `Sandbox
          | `Seamless
          | `Spellcheck
          | `Src
          | `Style_Attr
          | `Tabindex
          | `Title
          | `User_data
          | `Width
          | `XML_lang
          | `XMLns ],
         [< `PCDATA ], [> `Iframe ])
        star
      val object_ :
        ?params:[< `Param ] elt list ->
        ([< `Accesskey
          | `Class
          | `Contenteditable
          | `Contextmenu
          | `Data
          | `Dir
          | `Draggable
          | `Form
          | `Height
          | `Hidden
          | `Id
          | `Mime_type
          | `Name
          | `OnAbort
          | `OnBlur
          | `OnCanPlay
          | `OnCanPlayThrough
          | `OnChange
          | `OnClick
          | `OnContextMenu
          | `OnDblClick
          | `OnDrag
          | `OnDragEnd
          | `OnDragEnter
          | `OnDragLeave
          | `OnDragOver
          | `OnDragStart
          | `OnDrop
          | `OnDurationChange
          | `OnEmptied
          | `OnEnded
          | `OnError
          | `OnFocus
          | `OnFormChange
          | `OnFormInput
          | `OnInput
          | `OnInvalid
          | `OnKeyDown
          | `OnKeyPress
          | `OnKeyUp
          | `OnLoad
          | `OnLoadStart
          | `OnLoadedData
          | `OnLoadedMetaData
          | `OnMouseDown
          | `OnMouseMove
          | `OnMouseOut
          | `OnMouseOver
          | `OnMouseUp
          | `OnMouseWheel
          | `OnPause
          | `OnPlay
          | `OnPlaying
          | `OnProgress
          | `OnRateChange
          | `OnReadyStateChange
          | `OnScroll
          | `OnSeeked
          | `OnSeeking
          | `OnSelect
          | `OnShow
          | `OnStalled
          | `OnSubmit
          | `OnSuspend
          | `OnTimeUpdate
          | `OnVolumeChange
          | `OnWaiting
          | `Spellcheck
          | `Style_Attr
          | `Tabindex
          | `Title
          | `Usemap
          | `User_data
          | `Width
          | `XML_lang
          | `XMLns ],
         'a, [> `Object of 'a ])
        star
      val param :
        ([< Html5_types.param_attrib ], [> Html5_types.param ]) nullary
      val embed :
        ([< `Accesskey
          | `Class
          | `Contenteditable
          | `Contextmenu
          | `Dir
          | `Draggable
          | `Height
          | `Hidden
          | `Id
          | `Mime_type
          | `OnAbort
          | `OnBlur
          | `OnCanPlay
          | `OnCanPlayThrough
          | `OnChange
          | `OnClick
          | `OnContextMenu
          | `OnDblClick
          | `OnDrag
          | `OnDragEnd
          | `OnDragEnter
          | `OnDragLeave
          | `OnDragOver
          | `OnDragStart
          | `OnDrop
          | `OnDurationChange
          | `OnEmptied
          | `OnEnded
          | `OnError
          | `OnFocus
          | `OnFormChange
          | `OnFormInput
          | `OnInput
          | `OnInvalid
          | `OnKeyDown
          | `OnKeyPress
          | `OnKeyUp
          | `OnLoad
          | `OnLoadStart
          | `OnLoadedData
          | `OnLoadedMetaData
          | `OnMouseDown
          | `OnMouseMove
          | `OnMouseOut
          | `OnMouseOver
          | `OnMouseUp
          | `OnMouseWheel
          | `OnPause
          | `OnPlay
          | `OnPlaying
          | `OnProgress
          | `OnRateChange
          | `OnReadyStateChange
          | `OnScroll
          | `OnSeeked
          | `OnSeeking
          | `OnSelect
          | `OnShow
          | `OnStalled
          | `OnSubmit
          | `OnSuspend
          | `OnTimeUpdate
          | `OnVolumeChange
          | `OnWaiting
          | `Spellcheck
          | `Src
          | `Style_Attr
          | `Tabindex
          | `Title
          | `User_data
          | `Width
          | `XML_lang
          | `XMLns ],
         [> `Embed ])
        nullary
      val audio :
        ?srcs:Xml.uri * [< `Source ] elt list ->
        ([< `Accesskey
          | `Autoplay
          | `Class
          | `Contenteditable
          | `Contextmenu
          | `Controls
          | `Dir
          | `Draggable
          | `Hidden
          | `Id
          | `Loop
          | `OnAbort
          | `OnBlur
          | `OnCanPlay
          | `OnCanPlayThrough
          | `OnChange
          | `OnClick
          | `OnContextMenu
          | `OnDblClick
          | `OnDrag
          | `OnDragEnd
          | `OnDragEnter
          | `OnDragLeave
          | `OnDragOver
          | `OnDragStart
          | `OnDrop
          | `OnDurationChange
          | `OnEmptied
          | `OnEnded
          | `OnError
          | `OnFocus
          | `OnFormChange
          | `OnFormInput
          | `OnInput
          | `OnInvalid
          | `OnKeyDown
          | `OnKeyPress
          | `OnKeyUp
          | `OnLoad
          | `OnLoadStart
          | `OnLoadedData
          | `OnLoadedMetaData
          | `OnMouseDown
          | `OnMouseMove
          | `OnMouseOut
          | `OnMouseOver
          | `OnMouseUp
          | `OnMouseWheel
          | `OnPause
          | `OnPlay
          | `OnPlaying
          | `OnProgress
          | `OnRateChange
          | `OnReadyStateChange
          | `OnScroll
          | `OnSeeked
          | `OnSeeking
          | `OnSelect
          | `OnShow
          | `OnStalled
          | `OnSubmit
          | `OnSuspend
          | `OnTimeUpdate
          | `OnVolumeChange
          | `OnWaiting
          | `Preload
          | `Spellcheck
          | `Style_Attr
          | `Tabindex
          | `Title
          | `User_data
          | `XML_lang
          | `XMLns ],
         'a, [> `Audio of 'a ])
        star
      val video :
        ?srcs:Xml.uri * [< `Source ] elt list ->
        ([< `Accesskey
          | `Autoplay
          | `Class
          | `Contenteditable
          | `Contextmenu
          | `Controls
          | `Dir
          | `Draggable
          | `Height
          | `Hidden
          | `Id
          | `Loop
          | `OnAbort
          | `OnBlur
          | `OnCanPlay
          | `OnCanPlayThrough
          | `OnChange
          | `OnClick
          | `OnContextMenu
          | `OnDblClick
          | `OnDrag
          | `OnDragEnd
          | `OnDragEnter
          | `OnDragLeave
          | `OnDragOver
          | `OnDragStart
          | `OnDrop
          | `OnDurationChange
          | `OnEmptied
          | `OnEnded
          | `OnError
          | `OnFocus
          | `OnFormChange
          | `OnFormInput
          | `OnInput
          | `OnInvalid
          | `OnKeyDown
          | `OnKeyPress
          | `OnKeyUp
          | `OnLoad
          | `OnLoadStart
          | `OnLoadedData
          | `OnLoadedMetaData
          | `OnMouseDown
          | `OnMouseMove
          | `OnMouseOut
          | `OnMouseOver
          | `OnMouseUp
          | `OnMouseWheel
          | `OnPause
          | `OnPlay
          | `OnPlaying
          | `OnProgress
          | `OnRateChange
          | `OnReadyStateChange
          | `OnScroll
          | `OnSeeked
          | `OnSeeking
          | `OnSelect
          | `OnShow
          | `OnStalled
          | `OnSubmit
          | `OnSuspend
          | `OnTimeUpdate
          | `OnVolumeChange
          | `OnWaiting
          | `Poster
          | `Preload
          | `Spellcheck
          | `Style_Attr
          | `Tabindex
          | `Title
          | `User_data
          | `Width
          | `XML_lang
          | `XMLns ],
         'a, [> `Video of 'a ])
        star
      val canvas :
        ([< Html5_types.canvas_attrib ], 'a, [> `Canvas of 'a ]) star
      val source :
        ([< Html5_types.source_attrib ], [> Html5_types.source ]) nullary
      val area :
        alt:Html5_types.text ->
        ([< `Accesskey
          | `Alt
          | `Class
          | `Contenteditable
          | `Contextmenu
          | `Coords
          | `Dir
          | `Draggable
          | `Hidden
          | `Hreflang
          | `Id
          | `Media
          | `Mime_type
          | `OnAbort
          | `OnBlur
          | `OnCanPlay
          | `OnCanPlayThrough
          | `OnChange
          | `OnClick
          | `OnContextMenu
          | `OnDblClick
          | `OnDrag
          | `OnDragEnd
          | `OnDragEnter
          | `OnDragLeave
          | `OnDragOver
          | `OnDragStart
          | `OnDrop
          | `OnDurationChange
          | `OnEmptied
          | `OnEnded
          | `OnError
          | `OnFocus
          | `OnFormChange
          | `OnFormInput
          | `OnInput
          | `OnInvalid
          | `OnKeyDown
          | `OnKeyPress
          | `OnKeyUp
          | `OnLoad
          | `OnLoadStart
          | `OnLoadedData
          | `OnLoadedMetaData
          | `OnMouseDown
          | `OnMouseMove
          | `OnMouseOut
          | `OnMouseOver
          | `OnMouseUp
          | `OnMouseWheel
          | `OnPause
          | `OnPlay
          | `OnPlaying
          | `OnProgress
          | `OnRateChange
          | `OnReadyStateChange
          | `OnScroll
          | `OnSeeked
          | `OnSeeking
          | `OnSelect
          | `OnShow
          | `OnStalled
          | `OnSubmit
          | `OnSuspend
          | `OnTimeUpdate
          | `OnVolumeChange
          | `OnWaiting
          | `Rel
          | `Shape
          | `Spellcheck
          | `Style_Attr
          | `Tabindex
          | `Target
          | `Title
          | `User_data
          | `XML_lang
          | `XMLns ],
         [> `Area ])
        nullary
      val map : ([< Html5_types.map_attrib ], 'a, [> `A of 'a ]) plus
      val caption :
        ([< Html5_types.caption_attrib ],
         [< Html5_types.caption_content_fun ], [> Html5_types.caption ])
        star
      val table :
        ?caption:[< `Caption ] elt ->
        ?columns:[< `Colgroup ] elt list ->
        ?thead:[< `Thead ] elt ->
        ?tfoot:[< `Tfoot ] elt ->
        ([< `Accesskey
          | `Class
          | `Contenteditable
          | `Contextmenu
          | `Dir
          | `Draggable
          | `Hidden
          | `Id
          | `OnAbort
          | `OnBlur
          | `OnCanPlay
          | `OnCanPlayThrough
          | `OnChange
          | `OnClick
          | `OnContextMenu
          | `OnDblClick
          | `OnDrag
          | `OnDragEnd
          | `OnDragEnter
          | `OnDragLeave
          | `OnDragOver
          | `OnDragStart
          | `OnDrop
          | `OnDurationChange
          | `OnEmptied
          | `OnEnded
          | `OnError
          | `OnFocus
          | `OnFormChange
          | `OnFormInput
          | `OnInput
          | `OnInvalid
          | `OnKeyDown
          | `OnKeyPress
          | `OnKeyUp
          | `OnLoad
          | `OnLoadStart
          | `OnLoadedData
          | `OnLoadedMetaData
          | `OnMouseDown
          | `OnMouseMove
          | `OnMouseOut
          | `OnMouseOver
          | `OnMouseUp
          | `OnMouseWheel
          | `OnPause
          | `OnPlay
          | `OnPlaying
          | `OnProgress
          | `OnRateChange
          | `OnReadyStateChange
          | `OnScroll
          | `OnSeeked
          | `OnSeeking
          | `OnSelect
          | `OnShow
          | `OnStalled
          | `OnSubmit
          | `OnSuspend
          | `OnTimeUpdate
          | `OnVolumeChange
          | `OnWaiting
          | `Spellcheck
          | `Style_Attr
          | `Summary
          | `Tabindex
          | `Title
          | `User_data
          | `XML_lang
          | `XMLns ],
         [< `Tr ], [> `Table ])
        plus
      val tablex :
        ?caption:[< `Caption ] elt ->
        ?columns:[< `Colgroup ] elt list ->
        ?thead:[< `Thead ] elt ->
        ?tfoot:[< `Tfoot ] elt ->
        ([< `Accesskey
          | `Class
          | `Contenteditable
          | `Contextmenu
          | `Dir
          | `Draggable
          | `Hidden
          | `Id
          | `OnAbort
          | `OnBlur
          | `OnCanPlay
          | `OnCanPlayThrough
          | `OnChange
          | `OnClick
          | `OnContextMenu
          | `OnDblClick
          | `OnDrag
          | `OnDragEnd
          | `OnDragEnter
          | `OnDragLeave
          | `OnDragOver
          | `OnDragStart
          | `OnDrop
          | `OnDurationChange
          | `OnEmptied
          | `OnEnded
          | `OnError
          | `OnFocus
          | `OnFormChange
          | `OnFormInput
          | `OnInput
          | `OnInvalid
          | `OnKeyDown
          | `OnKeyPress
          | `OnKeyUp
          | `OnLoad
          | `OnLoadStart
          | `OnLoadedData
          | `OnLoadedMetaData
          | `OnMouseDown
          | `OnMouseMove
          | `OnMouseOut
          | `OnMouseOver
          | `OnMouseUp
          | `OnMouseWheel
          | `OnPause
          | `OnPlay
          | `OnPlaying
          | `OnProgress
          | `OnRateChange
          | `OnReadyStateChange
          | `OnScroll
          | `OnSeeked
          | `OnSeeking
          | `OnSelect
          | `OnShow
          | `OnStalled
          | `OnSubmit
          | `OnSuspend
          | `OnTimeUpdate
          | `OnVolumeChange
          | `OnWaiting
          | `Spellcheck
          | `Style_Attr
          | `Summary
          | `Tabindex
          | `Title
          | `User_data
          | `XML_lang
          | `XMLns ],
         [< `Tbody ], [> `Table ])
        star
      val colgroup :
        ([< Html5_types.colgroup_attrib ],
         [< Html5_types.colgroup_content_fun ], [> Html5_types.colgroup ])
        star
      val col : ([< Html5_types.col_attrib ], [> Html5_types.col ]) nullary
      val thead :
        ([< Html5_types.thead_attrib ], [< Html5_types.thead_content_fun ],
         [> Html5_types.thead ])
        star
      val tbody :
        ([< Html5_types.tbody_attrib ], [< Html5_types.tbody_content_fun ],
         [> Html5_types.tbody ])
        star
      val tfoot :
        ([< Html5_types.tfoot_attrib ], [< Html5_types.tfoot_content_fun ],
         [> Html5_types.tfoot ])
        star
      val td :
        ([< Html5_types.td_attrib ], [< Html5_types.td_content_fun ],
         [> Html5_types.td ])
        star
      val th :
        ([< Html5_types.th_attrib ], [< Html5_types.th_content_fun ],
         [> Html5_types.th ])
        star
      val tr :
        ([< Html5_types.tr_attrib ], [< Html5_types.tr_content_fun ],
         [> Html5_types.tr ])
        star
      val form :
        ([< Html5_types.form_attrib ], [< Html5_types.form_content_fun ],
         [> Html5_types.form ])
        plus
      val fieldset :
        ?legend:[ `Legend ] elt ->
        ([< `Accesskey
          | `Class
          | `Contenteditable
          | `Contextmenu
          | `Dir
          | `Disabled
          | `Draggable
          | `Form
          | `Hidden
          | `Id
          | `Name
          | `OnAbort
          | `OnBlur
          | `OnCanPlay
          | `OnCanPlayThrough
          | `OnChange
          | `OnClick
          | `OnContextMenu
          | `OnDblClick
          | `OnDrag
          | `OnDragEnd
          | `OnDragEnter
          | `OnDragLeave
          | `OnDragOver
          | `OnDragStart
          | `OnDrop
          | `OnDurationChange
          | `OnEmptied
          | `OnEnded
          | `OnError
          | `OnFocus
          | `OnFormChange
          | `OnFormInput
          | `OnInput
          | `OnInvalid
          | `OnKeyDown
          | `OnKeyPress
          | `OnKeyUp
          | `OnLoad
          | `OnLoadStart
          | `OnLoadedData
          | `OnLoadedMetaData
          | `OnMouseDown
          | `OnMouseMove
          | `OnMouseOut
          | `OnMouseOver
          | `OnMouseUp
          | `OnMouseWheel
          | `OnPause
          | `OnPlay
          | `OnPlaying
          | `OnProgress
          | `OnRateChange
          | `OnReadyStateChange
          | `OnScroll
          | `OnSeeked
          | `OnSeeking
          | `OnSelect
          | `OnShow
          | `OnStalled
          | `OnSubmit
          | `OnSuspend
          | `OnTimeUpdate
          | `OnVolumeChange
          | `OnWaiting
          | `Spellcheck
          | `Style_Attr
          | `Tabindex
          | `Title
          | `User_data
          | `XML_lang
          | `XMLns ],
         [< Html5_types.flow5 ], [> `Fieldset ])
        star
      val legend :
        ([< Html5_types.legend_attrib ], [< Html5_types.legend_content_fun ],
         [> Html5_types.legend ])
        star
      val label :
        ([< Html5_types.label_attrib ], [< Html5_types.label_content_fun ],
         [> Html5_types.label ])
        star
      val input :
        ([< Html5_types.input_attrib ], [> Html5_types.input ]) nullary
      val button :
        ([< Html5_types.button_attrib ], [< Html5_types.button_content_fun ],
         [> Html5_types.button ])
        star
      val select :
        ([< Html5_types.select_attrib ], [< Html5_types.select_content_fun ],
         [> Html5_types.select ])
        star
      val datalist :
        ?children:[< `Options of [< `Option ] elt list
                   | `Phras of [< Html5_types.phrasing ] elt list ] ->
        ([< Html5_types.common ], [> `Datalist ]) nullary
      val optgroup :
        label:Html5_types.text ->
        ([< `Accesskey
          | `Class
          | `Contenteditable
          | `Contextmenu
          | `Dir
          | `Disabled
          | `Draggable
          | `Hidden
          | `Id
          | `Label
          | `OnAbort
          | `OnBlur
          | `OnCanPlay
          | `OnCanPlayThrough
          | `OnChange
          | `OnClick
          | `OnContextMenu
          | `OnDblClick
          | `OnDrag
          | `OnDragEnd
          | `OnDragEnter
          | `OnDragLeave
          | `OnDragOver
          | `OnDragStart
          | `OnDrop
          | `OnDurationChange
          | `OnEmptied
          | `OnEnded
          | `OnError
          | `OnFocus
          | `OnFormChange
          | `OnFormInput
          | `OnInput
          | `OnInvalid
          | `OnKeyDown
          | `OnKeyPress
          | `OnKeyUp
          | `OnLoad
          | `OnLoadStart
          | `OnLoadedData
          | `OnLoadedMetaData
          | `OnMouseDown
          | `OnMouseMove
          | `OnMouseOut
          | `OnMouseOver
          | `OnMouseUp
          | `OnMouseWheel
          | `OnPause
          | `OnPlay
          | `OnPlaying
          | `OnProgress
          | `OnRateChange
          | `OnReadyStateChange
          | `OnScroll
          | `OnSeeked
          | `OnSeeking
          | `OnSelect
          | `OnShow
          | `OnStalled
          | `OnSubmit
          | `OnSuspend
          | `OnTimeUpdate
          | `OnVolumeChange
          | `OnWaiting
          | `Spellcheck
          | `Style_Attr
          | `Tabindex
          | `Title
          | `User_data
          | `XML_lang
          | `XMLns ],
         [< `Option ], [> `Optgroup ])
        star
      val option :
        ([< Html5_types.option_attrib ], [< Html5_types.option_content_fun ],
         [> Html5_types.selectoption ])
        unary
      val textarea :
        ([< Html5_types.textarea_attrib ],
         [< Html5_types.textarea_content_fun ], [> Html5_types.textarea ])
        unary
      val keygen :
        ([< Html5_types.keygen_attrib ], [> Html5_types.keygen ]) nullary
      val progress :
        ([< Html5_types.progress_attrib ],
         [< Html5_types.progress_content_fun ], [> Html5_types.progress ])
        star
      val meter :
        ([< Html5_types.meter_attrib ], [< Html5_types.meter_content_fun ],
         [> Html5_types.meter ])
        star
      val output_elt :
        ([< Html5_types.output_elt_attrib ],
         [< Html5_types.output_elt_content_fun ],
         [> Html5_types.output_elt ])
        star
      val pcdata : string -> [> `PCDATA ] elt
      val entity : string -> [> `PCDATA ] elt
      val space : unit -> [> `PCDATA ] elt
      val cdata : string -> [> `PCDATA ] elt
      val cdata_script : string -> [> `PCDATA ] elt
      val cdata_style : string -> [> `PCDATA ] elt
      val unsafe_data : string -> 'a elt
      val details :
        [< `Summary ] elt ->
        ([< `Accesskey
          | `Class
          | `Contenteditable
          | `Contextmenu
          | `Dir
          | `Draggable
          | `Hidden
          | `Id
          | `OnAbort
          | `OnBlur
          | `OnCanPlay
          | `OnCanPlayThrough
          | `OnChange
          | `OnClick
          | `OnContextMenu
          | `OnDblClick
          | `OnDrag
          | `OnDragEnd
          | `OnDragEnter
          | `OnDragLeave
          | `OnDragOver
          | `OnDragStart
          | `OnDrop
          | `OnDurationChange
          | `OnEmptied
          | `OnEnded
          | `OnError
          | `OnFocus
          | `OnFormChange
          | `OnFormInput
          | `OnInput
          | `OnInvalid
          | `OnKeyDown
          | `OnKeyPress
          | `OnKeyUp
          | `OnLoad
          | `OnLoadStart
          | `OnLoadedData
          | `OnLoadedMetaData
          | `OnMouseDown
          | `OnMouseMove
          | `OnMouseOut
          | `OnMouseOver
          | `OnMouseUp
          | `OnMouseWheel
          | `OnPause
          | `OnPlay
          | `OnPlaying
          | `OnProgress
          | `OnRateChange
          | `OnReadyStateChange
          | `OnScroll
          | `OnSeeked
          | `OnSeeking
          | `OnSelect
          | `OnShow
          | `OnStalled
          | `OnSubmit
          | `OnSuspend
          | `OnTimeUpdate
          | `OnVolumeChange
          | `OnWaiting
          | `Open
          | `Spellcheck
          | `Style_Attr
          | `Tabindex
          | `Title
          | `User_data
          | `XML_lang
          | `XMLns ],
         [< Html5_types.flow5 ] elt, [> `Details ])
        star
      val summary :
        ([< Html5_types.summary_attrib ],
         [< Html5_types.summary_content_fun ], [> Html5_types.summary ])
        star
      val command :
        label:Html5_types.text ->
        ([< `Accesskey
          | `Checked
          | `Class
          | `Command_Type
          | `Contenteditable
          | `Contextmenu
          | `Dir
          | `Disabled
          | `Draggable
          | `Hidden
          | `Icon
          | `Id
          | `OnAbort
          | `OnBlur
          | `OnCanPlay
          | `OnCanPlayThrough
          | `OnChange
          | `OnClick
          | `OnContextMenu
          | `OnDblClick
          | `OnDrag
          | `OnDragEnd
          | `OnDragEnter
          | `OnDragLeave
          | `OnDragOver
          | `OnDragStart
          | `OnDrop
          | `OnDurationChange
          | `OnEmptied
          | `OnEnded
          | `OnError
          | `OnFocus
          | `OnFormChange
          | `OnFormInput
          | `OnInput
          | `OnInvalid
          | `OnKeyDown
          | `OnKeyPress
          | `OnKeyUp
          | `OnLoad
          | `OnLoadStart
          | `OnLoadedData
          | `OnLoadedMetaData
          | `OnMouseDown
          | `OnMouseMove
          | `OnMouseOut
          | `OnMouseOver
          | `OnMouseUp
          | `OnMouseWheel
          | `OnPause
          | `OnPlay
          | `OnPlaying
          | `OnProgress
          | `OnRateChange
          | `OnReadyStateChange
          | `OnScroll
          | `OnSeeked
          | `OnSeeking
          | `OnSelect
          | `OnShow
          | `OnStalled
          | `OnSubmit
          | `OnSuspend
          | `OnTimeUpdate
          | `OnVolumeChange
          | `OnWaiting
          | `Radiogroup
          | `Spellcheck
          | `Style_Attr
          | `Tabindex
          | `Title
          | `User_data
          | `XML_lang
          | `XMLns ],
         [> `Command ])
        nullary
      val menu :
        ?child:[< `Flows of [< Html5_types.flow5 ] elt list
                | `Lis of [< `Li of [< Html5_types.common ] ] elt list ] ->
        ([< `Accesskey
          | `Class
          | `Contenteditable
          | `Contextmenu
          | `Dir
          | `Draggable
          | `Hidden
          | `Id
          | `Label
          | `Menu_Type
          | `OnAbort
          | `OnBlur
          | `OnCanPlay
          | `OnCanPlayThrough
          | `OnChange
          | `OnClick
          | `OnContextMenu
          | `OnDblClick
          | `OnDrag
          | `OnDragEnd
          | `OnDragEnter
          | `OnDragLeave
          | `OnDragOver
          | `OnDragStart
          | `OnDrop
          | `OnDurationChange
          | `OnEmptied
          | `OnEnded
          | `OnError
          | `OnFocus
          | `OnFormChange
          | `OnFormInput
          | `OnInput
          | `OnInvalid
          | `OnKeyDown
          | `OnKeyPress
          | `OnKeyUp
          | `OnLoad
          | `OnLoadStart
          | `OnLoadedData
          | `OnLoadedMetaData
          | `OnMouseDown
          | `OnMouseMove
          | `OnMouseOut
          | `OnMouseOver
          | `OnMouseUp
          | `OnMouseWheel
          | `OnPause
          | `OnPlay
          | `OnPlaying
          | `OnProgress
          | `OnRateChange
          | `OnReadyStateChange
          | `OnScroll
          | `OnSeeked
          | `OnSeeking
          | `OnSelect
          | `OnShow
          | `OnStalled
          | `OnSubmit
          | `OnSuspend
          | `OnTimeUpdate
          | `OnVolumeChange
          | `OnWaiting
          | `Spellcheck
          | `Style_Attr
          | `Tabindex
          | `Title
          | `User_data
          | `XML_lang
          | `XMLns ],
         [> `Menu ])
        nullary
      val script :
        ([< Html5_types.script_attrib ], [< Html5_types.script_content_fun ],
         [> Html5_types.script ])
        unary
      val noscript :
        ([< Html5_types.noscript_attrib ],
         [< Html5_types.noscript_content_fun ], [> Html5_types.noscript ])
        plus
      val meta :
        ([< Html5_types.meta_attrib ], [> Html5_types.meta ]) nullary
      val style :
        ([< Html5_types.style_attrib ], [< Html5_types.style_content_fun ],
         [> Html5_types.style ])
        star
      val link :
        rel:Html5_types.linktypes ->
        href:Xml.uri ->
        ([< `Accesskey
          | `Class
          | `Contenteditable
          | `Contextmenu
          | `Dir
          | `Draggable
          | `Hidden
          | `Href
          | `Hreflang
          | `Id
          | `Media
          | `Mime_type
          | `OnAbort
          | `OnBlur
          | `OnCanPlay
          | `OnCanPlayThrough
          | `OnChange
          | `OnClick
          | `OnContextMenu
          | `OnDblClick
          | `OnDrag
          | `OnDragEnd
          | `OnDragEnter
          | `OnDragLeave
          | `OnDragOver
          | `OnDragStart
          | `OnDrop
          | `OnDurationChange
          | `OnEmptied
          | `OnEnded
          | `OnError
          | `OnFocus
          | `OnFormChange
          | `OnFormInput
          | `OnInput
          | `OnInvalid
          | `OnKeyDown
          | `OnKeyPress
          | `OnKeyUp
          | `OnLoad
          | `OnLoadStart
          | `OnLoadedData
          | `OnLoadedMetaData
          | `OnMouseDown
          | `OnMouseMove
          | `OnMouseOut
          | `OnMouseOver
          | `OnMouseUp
          | `OnMouseWheel
          | `OnPause
          | `OnPlay
          | `OnPlaying
          | `OnProgress
          | `OnRateChange
          | `OnReadyStateChange
          | `OnScroll
          | `OnSeeked
          | `OnSeeking
          | `OnSelect
          | `OnShow
          | `OnStalled
          | `OnSubmit
          | `OnSuspend
          | `OnTimeUpdate
          | `OnVolumeChange
          | `OnWaiting
          | `Rel
          | `Sizes
          | `Spellcheck
          | `Style_Attr
          | `Tabindex
          | `Title
          | `User_data
          | `XML_lang
          | `XMLns ],
         [> `Link ])
        nullary
      val tot : Xml.elt -> 'a elt
      val totl : Xml.elt list -> 'a elt list
      val toelt : 'a elt -> Xml.elt
      val toeltl : 'a elt list -> Xml.elt list
      type doc = [ `Html ] elt
      val doc_toelt : doc -> Xml.elt
      val a_onabort :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnAbort ] Eliom_content_core.Html5.attrib
      val a_onafterprint :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnAfterPrint ] Eliom_content_core.Html5.attrib
      val a_onbeforeprint :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnBeforePrint ] Eliom_content_core.Html5.attrib
      val a_onbeforeunload :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnBeforeUnload ] Eliom_content_core.Html5.attrib
      val a_onblur :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnBlur ] Eliom_content_core.Html5.attrib
      val a_oncanplay :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnCanPlay ] Eliom_content_core.Html5.attrib
      val a_oncanplaythrough :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnCanPlayThrough ] Eliom_content_core.Html5.attrib
      val a_onchange :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnChange ] Eliom_content_core.Html5.attrib
      val a_onclick :
        Dom_html.mouseEvent Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnClick ] Eliom_content_core.Html5.attrib
      val a_oncontextmenu :
        Dom_html.mouseEvent Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnContextMenu ] Eliom_content_core.Html5.attrib
      val a_ondblclick :
        Dom_html.mouseEvent Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnDblClick ] Eliom_content_core.Html5.attrib
      val a_ondrag :
        Dom_html.mouseEvent Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnDrag ] Eliom_content_core.Html5.attrib
      val a_ondragend :
        Dom_html.mouseEvent Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnDragEnd ] Eliom_content_core.Html5.attrib
      val a_ondragenter :
        Dom_html.mouseEvent Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnDragEnter ] Eliom_content_core.Html5.attrib
      val a_ondragleave :
        Dom_html.mouseEvent Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnDragLeave ] Eliom_content_core.Html5.attrib
      val a_ondragover :
        Dom_html.mouseEvent Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnDragOver ] Eliom_content_core.Html5.attrib
      val a_ondragstart :
        Dom_html.mouseEvent Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnDragStart ] Eliom_content_core.Html5.attrib
      val a_ondrop :
        Dom_html.mouseEvent Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnDrop ] Eliom_content_core.Html5.attrib
      val a_ondurationchange :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnDurationChange ] Eliom_content_core.Html5.attrib
      val a_onemptied :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnEmptied ] Eliom_content_core.Html5.attrib
      val a_onended :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnEnded ] Eliom_content_core.Html5.attrib
      val a_onerror :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnError ] Eliom_content_core.Html5.attrib
      val a_onfocus :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnFocus ] Eliom_content_core.Html5.attrib
      val a_onformchange :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnFormChange ] Eliom_content_core.Html5.attrib
      val a_onforminput :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnFormInput ] Eliom_content_core.Html5.attrib
      val a_onhashchange :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnHashChange ] Eliom_content_core.Html5.attrib
      val a_oninput :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnInput ] Eliom_content_core.Html5.attrib
      val a_oninvalid :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnInvalid ] Eliom_content_core.Html5.attrib
      val a_onmousedown :
        Dom_html.mouseEvent Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnMouseDown ] Eliom_content_core.Html5.attrib
      val a_onmouseup :
        Dom_html.mouseEvent Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnMouseUp ] Eliom_content_core.Html5.attrib
      val a_onmouseover :
        Dom_html.mouseEvent Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnMouseOver ] Eliom_content_core.Html5.attrib
      val a_onmousemove :
        Dom_html.mouseEvent Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnMouseMove ] Eliom_content_core.Html5.attrib
      val a_onmouseout :
        Dom_html.mouseEvent Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnMouseOut ] Eliom_content_core.Html5.attrib
      val a_onmousewheel :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnMouseWheel ] Eliom_content_core.Html5.attrib
      val a_onoffline :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnOffLine ] Eliom_content_core.Html5.attrib
      val a_ononline :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnOnLine ] Eliom_content_core.Html5.attrib
      val a_onpause :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnPause ] Eliom_content_core.Html5.attrib
      val a_onplay :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnPlay ] Eliom_content_core.Html5.attrib
      val a_onplaying :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnPlaying ] Eliom_content_core.Html5.attrib
      val a_onpagehide :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnPageHide ] Eliom_content_core.Html5.attrib
      val a_onpageshow :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnPageShow ] Eliom_content_core.Html5.attrib
      val a_onpopstate :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnPopState ] Eliom_content_core.Html5.attrib
      val a_onprogress :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnProgress ] Eliom_content_core.Html5.attrib
      val a_onratechange :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnRateChange ] Eliom_content_core.Html5.attrib
      val a_onreadystatechange :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnReadyStateChange ] Eliom_content_core.Html5.attrib
      val a_onredo :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnRedo ] Eliom_content_core.Html5.attrib
      val a_onresize :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnResize ] Eliom_content_core.Html5.attrib
      val a_onscroll :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnScroll ] Eliom_content_core.Html5.attrib
      val a_onseeked :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnSeeked ] Eliom_content_core.Html5.attrib
      val a_onseeking :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnSeeking ] Eliom_content_core.Html5.attrib
      val a_onselect :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnSelect ] Eliom_content_core.Html5.attrib
      val a_onshow :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnShow ] Eliom_content_core.Html5.attrib
      val a_onstalled :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnStalled ] Eliom_content_core.Html5.attrib
      val a_onstorage :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnStorage ] Eliom_content_core.Html5.attrib
      val a_onsubmit :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnSubmit ] Eliom_content_core.Html5.attrib
      val a_onsuspend :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnSuspend ] Eliom_content_core.Html5.attrib
      val a_ontimeupdate :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnTimeUpdate ] Eliom_content_core.Html5.attrib
      val a_onundo :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnUndo ] Eliom_content_core.Html5.attrib
      val a_onunload :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnUnload ] Eliom_content_core.Html5.attrib
      val a_onvolumechange :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnVolumeChange ] Eliom_content_core.Html5.attrib
      val a_onwaiting :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnWaiting ] Eliom_content_core.Html5.attrib
      val a_onkeypress :
        Dom_html.keyboardEvent
        Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnKeyPress ] Eliom_content_core.Html5.attrib
      val a_onkeydown :
        Dom_html.keyboardEvent
        Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnKeyDown ] Eliom_content_core.Html5.attrib
      val a_onkeyup :
        Dom_html.keyboardEvent
        Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnKeyUp ] Eliom_content_core.Html5.attrib
      val a_onload :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnLoad ] Eliom_content_core.Html5.attrib
      val a_onloadeddata :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnLoadedData ] Eliom_content_core.Html5.attrib
      val a_onloadedmetadata :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnLoadedMetaData ] Eliom_content_core.Html5.attrib
      val a_onloadstart :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnLoadStart ] Eliom_content_core.Html5.attrib
      val a_onmessage :
        Dom_html.event Eliom_content_core.Eliom_xml.caml_event_handler ->
        [> `OnMessage ] Eliom_content_core.Html5.attrib
      type ('a, 'b, 'c) lazy_plus =
          ?a:'Eliom_content_core.Html5.attrib list ->
          'Eliom_content_core.Html5.elt Eliom_lazy.request ->
          'Eliom_content_core.Html5.elt list Eliom_lazy.request ->
          'Eliom_content_core.Html5.elt
      val lazy_form :
        ([< Html5_types.form_attrib ], [< Html5_types.form_content_fun ],
         [> Html5_types.form ])
        Eliom_content_core.Html5.D.lazy_plus
    end
  module Id :
    sig
      type +'a id
      val new_elt_id :
        ?global:bool -> unit -> 'Eliom_content_core.Html5.Id.id
      val create_named_elt :
        id:'Eliom_content_core.Html5.Id.id ->
        'Eliom_content_core.Html5.elt -> 'Eliom_content_core.Html5.elt
      val create_global_elt :
        'Eliom_content_core.Html5.elt -> 'Eliom_content_core.Html5.elt
      val have_id :
        'Eliom_content_core.Html5.Id.id ->
        'Eliom_content_core.Html5.elt -> bool
    end
  module Printer :
    sig
      val print_list :
        output:(string -> unit) ->
        ?encode:(string -> string) -> 'F.elt list -> unit
      val print :
        output:(string -> unit) ->
        ?encode:(string -> string) -> ?advert:string -> F.doc -> unit
    end
end