<myRes xmlns:its="http://www.w3.org/2005/11/its">
  <head>
    <its:rules version="2.0">
      <its:allowedCharactersRule allowedCharacters="[^*+]" selector="//content"/>
    </its:rules>
  </head>
  <body>
    <content>Lorem ipsum dolor sit amet, consetetur sadipscing elitr, sed diam
      nonumy eirmod tempor invidunt ut labore et dolore magna aliquyam erat, sed
      diam voluptua.</content>
  </body>
</myRes>