openide/plugins/htmltools/testData/highlighting/WebLinksValidator4.html

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"
    "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
  <title></title>
</head>
<body>
<a href="<warning>http://localhost:1118/nonexistent-resource</warning>"></a>
</body>
</html>