Markup block - Gen<None> - 13 - (0:0,0)
    Tag block - Gen<None> - 2 - (0:0,0)
        Markup span - Gen<Markup> - [</] - SpanEditHandler;Accepts:Any - (0:0,0) - Tokens:2
            HtmlTokenType.OpenAngle;[<];
            HtmlTokenType.ForwardSlash;[/];
    Tag block - Gen<None> - 1 - (2:0,2)
        Markup span - Gen<Markup> - [<] - SpanEditHandler;Accepts:Any - (2:0,2) - Tokens:1
            HtmlTokenType.OpenAngle;[<];
    Tag block - Gen<TagHelper> - 9 - (3:0,3) - p - ptaghelper
        StartTagAndEndTag - <p> ... </p>
        Markup span - Gen<Markup> - [/>] - SpanEditHandler;Accepts:Any - (6:0,6) - Tokens:2
            HtmlTokenType.ForwardSlash;[/];
            HtmlTokenType.CloseAngle;[>];
    Markup span - Gen<Markup> - [>] - SpanEditHandler;Accepts:Any - (12:0,12) - Tokens:1
        HtmlTokenType.CloseAngle;[>];
