<!DOCTYPE html>
<html>
<head>
  <meta charset=utf-8>
  <title>Test 0278</title>
</head>
<body>
  <p>The value of @content has a higher priority than @datetime</p>
  <time property="rdf:value" datetime="2012-03-18" content="this should be the value">18 March 2012</time>
</body>
</html>