Markup block - Gen<None> - 33 - (0:0,0)
    Tag block - Gen<TagHelper> - 33 - (0:0,0) - p - ptaghelper
        SelfClosing - <p class1='' class2= class3="" />
        class1 - SingleQuotes
            Markup block - Gen<None> - 0 - (0:0,0)
        class2 - DoubleQuotes
            Markup span - Gen<None> - [] - SpanEditHandler;Accepts:Any - (20:0,20) - Tokens:0
        class3 - DoubleQuotes
            Markup block - Gen<None> - 0 - (0:0,0)
