Markup block - Gen<None> - 35 - (0:0,0)
    Tag block - Gen<TagHelper> - 35 - (0:0,0) - p - pTagHelper
        StartTagAndEndTag - <p class="btn"> ... </p>
        class - DoubleQuotes
            Markup span - Gen<Markup> - [btn] - SpanEditHandler;Accepts:Any - (10:0,10) - Tokens:1
                SyntaxKind.Text;[btn];
        SyntaxKind.HtmlTextLiteral - [words and spaces] - [15..31) - FullWidth: 16 - Slots: 1
            SyntaxKind.List - [words and spaces] - [15..31) - FullWidth: 16 - Slots: 5
                SyntaxKind.Text;[words];
                SyntaxKind.Whitespace;[ ];
                SyntaxKind.Text;[and];
                SyntaxKind.Whitespace;[ ];
                SyntaxKind.Text;[spaces];
