Markup block - Gen<None> - 30 - (0:0,0)
    Tag block - Gen<TagHelper> - 30 - (0:0,0) - th:p - PTagHelper
        StartTagAndEndTag - <th:p> ... </th:p>
        Tag block - Gen<None> - 8 - (6:0,6)
            Markup span - Gen<Markup> - [<strong>] - SpanEditHandler;Accepts:Any - (6:0,6) - Tokens:3
                HtmlTokenType.OpenAngle;[<];
                HtmlTokenType.Text;[strong];
                HtmlTokenType.CloseAngle;[>];
        Tag block - Gen<None> - 9 - (14:0,14)
            Markup span - Gen<Markup> - [</strong>] - SpanEditHandler;Accepts:Any - (14:0,14) - Tokens:4
                HtmlTokenType.OpenAngle;[<];
                HtmlTokenType.ForwardSlash;[/];
                HtmlTokenType.Text;[strong];
                HtmlTokenType.CloseAngle;[>];
