third_party/web_platform_tests/conformance-checkers/html-rdfa/0140-isvalid.html - cobalt - Git at Google

 <!DOCTYPE html>
 <html>
 <head>
   <meta charset=utf-8>
   <title>Blank-node as Predicate Test</title>
 </head>
 <body>
 <p>Blank Nodes are not allowed to be predicate identifiers in RDF:</p>
 <p property="_:invalid">Test</p>
 </body>
 </html>
	<!DOCTYPE html>
	<html>
	<head>
	<meta charset=utf-8>
	<title>Blank-node as Predicate Test</title>
	</head>
	<body>
	<p>Blank Nodes are not allowed to be predicate identifiers in RDF:</p>
	<p property="_:invalid">Test</p>
	</body>
	</html>