test/relaxng/tutor8_2_6.xml - third_party/libxml2 - Git at Google

 <head>
   <base>base</base>
   <title>foo</title>
   <base>error</base>
 </head>
	<head>
	<base>base</base>
	<title>foo</title>
	<base>error</base>
	</head>