{ "type": "Document", "span": { "start": 0, "end": 37, "ctxt": 0 }, "mode": "no-quirks", "children": [ { "type": "Element", "span": { "start": 0, "end": 29, "ctxt": 0 }, "tagName": "html", "namespace": "http://www.w3.org/1999/xhtml", "attributes": [], "children": [ { "type": "Element", "span": { "start": 0, "end": 18, "ctxt": 0 }, "tagName": "head", "namespace": "http://www.w3.org/1999/xhtml", "attributes": [], "children": [ { "type": "Element", "span": { "start": 0, "end": 18, "ctxt": 0 }, "tagName": "title", "namespace": "http://www.w3.org/1999/xhtml", "attributes": [], "children": [ { "type": "Text", "span": { "start": 7, "end": 18, "ctxt": 0 }, "value": "" } ], "content": null } ], "content": null } ] }