This test page is written in WML 2.0 and validates at, for example, Validome

The source code is:

<!DOCTYPE html PUBLIC "-//WAPFORUM//DTD WML 2.0//EN" "http://www.wapforum.org/DTD/wml20.dtd">
<html>
<head>
  <meta http-equiv="content-type" content="text/html; charset=iso-8859-1"></meta>
  <title>Testing the old meta http equiv thing</title>

  <meta http-equiv="Link" content="</labels.rdf>; /='/'; rel='meta' type='application/rdf+xml' "></meta>

</head>
<body>
  Text
</body>
<html>