RazorDocument - [0..7)::7 - [<th: />]
    MarkupBlock - [0..7)::7
        MarkupElement - [0..7)::7
            MarkupStartTag - [0..7)::7 - [<th: />] - Gen<Markup> - SpanEditHandler;Accepts:Any
                OpenAngle;[<];
                Text;[th:];
                MarkupMiscAttributeContent - [4..5)::1
                    MarkupTextLiteral - [4..5)::1 - [ ] - Gen<Markup> - SpanEditHandler;Accepts:Any
                        Whitespace;[ ];
                ForwardSlash;[/];
                CloseAngle;[>];
