test/threads/bca.xml - third_party/github.com/GNOME/libxml2 - Git at Google

 <!DOCTYPE bca SYSTEM "http://example.org/bca.dtd">
 <bca>
   <b>Let's use a DTD defined entity &bent;</b>
   <c/>
   <a>Let's use predefined entities &amp; &lt; &gt;</a>
 </bca>
	<!DOCTYPE bca SYSTEM "http://example.org/bca.dtd">
	<bca>
	<b>Let's use a DTD defined entity &bent;</b>
	<c/>
	<a>Let's use predefined entities & < ></a>
	</bca>