Markup block - Gen<None> - 14 - (0:0,0)
    Tag block - Gen<None> - 3 - (0:0,0)
        Markup span - Gen<Markup> - [<p>] - SpanEditHandler;Accepts:None - (0:0,0) - Tokens:3
            SyntaxKind.OpenAngle;[<];
            SyntaxKind.Text;[p];
            SyntaxKind.CloseAngle;[>];
    Tag block - Gen<None> - 5 - (3:0,3)
        Markup span - Gen<Markup> - [<foo>] - SpanEditHandler;Accepts:None - (3:0,3) - Tokens:3
            SyntaxKind.OpenAngle;[<];
            SyntaxKind.Text;[foo];
            SyntaxKind.CloseAngle;[>];
    Tag block - Gen<None> - 6 - (8:0,8)
        Markup span - Gen<Markup> - [</bar>] - SpanEditHandler;Accepts:None - (8:0,8) - Tokens:4
            SyntaxKind.OpenAngle;[<];
            SyntaxKind.ForwardSlash;[/];
            SyntaxKind.Text;[bar];
            SyntaxKind.CloseAngle;[>];
