Markup block - Gen<None> - 76 - (0:0,0)
    Tag block - Gen<TagHelper> - 76 - (0:0,0) - p - PTagHelper
        StartTagAndEndTag - <p> ... </p>
        Tag block - Gen<None> - 8 - (3:0,3)
            Markup span - Gen<Markup> - [<custom>] - SpanEditHandler;Accepts:Any - (3:0,3) - Tokens:3
                SyntaxKind.OpenAngle;[<];
                SyntaxKind.Text;[custom];
                SyntaxKind.CloseAngle;[>];
        Tag block - Gen<TagHelper> - 4 - (11:0,11) - br - BRTagHelper
            StartTagOnly - <br>
        SyntaxKind.HtmlTextLiteral - [:] - [15..16) - FullWidth: 1 - Slots: 1
            SyntaxKind.Text;[:];
        Tag block - Gen<TagHelper> - 39 - (16:0,16) - strong - StrongTagHelper
            StartTagAndEndTag - <strong> ... </strong>
            Tag block - Gen<TagHelper> - 22 - (24:0,24) - strong - StrongTagHelper
                StartTagAndEndTag - <strong> ... </strong>
                SyntaxKind.HtmlTextLiteral - [Hello] - [32..37) - FullWidth: 5 - Slots: 1
                    SyntaxKind.Text;[Hello];
        SyntaxKind.HtmlTextLiteral - [:] - [55..56) - FullWidth: 1 - Slots: 1
            SyntaxKind.Text;[:];
        Tag block - Gen<None> - 7 - (56:0,56)
            Markup span - Gen<Markup> - [<input>] - SpanEditHandler;Accepts:Any - (56:0,56) - Tokens:3
                SyntaxKind.OpenAngle;[<];
                SyntaxKind.Text;[input];
                SyntaxKind.CloseAngle;[>];
        Tag block - Gen<None> - 9 - (63:0,63)
            Markup span - Gen<Markup> - [</custom>] - SpanEditHandler;Accepts:Any - (63:0,63) - Tokens:4
                SyntaxKind.OpenAngle;[<];
                SyntaxKind.ForwardSlash;[/];
                SyntaxKind.Text;[custom];
                SyntaxKind.CloseAngle;[>];
