wrn:[Parse error: invalid token [1:14 @13]
tag:foo:1<><foo a1="123" b2="xxx" checked d="a"/>
tag:enc:1<><enc a1="1&quot;3" b2="1'3"/>
tag:bar:1<><bar atr1="xxx" atr2="xxx"/>
tag:img:1<<img src="http://example.com/example.jpg?child=1&amp;parent=2">