<!DOCTYPE html>
<html prefix="v: http://www.w3.org/2006/vcard/ns#">
<head> 
   <meta charset=utf-8>
   <title>Test 0174</title> 
</head> 
<body> 
   <p>
      This test ensures that single-character prefixes are allowed. 
      My name is:
      <span about="http://example.org/jd" property="v:fn">John Doe</span> 
   </p>
</body>

</html>