pychess.xml

<?xml version="1.0" encoding="utf-8"?>
<mime-info xmlns='http://www.freedesktop.org/standards/shared-mime-info'>
  <mime-type type="application/x-chess-pgn">
    <comment>PGN chess game notation</comment>
    <generic-icon name="application-x-chess-pgn"/>
    <glob pattern="*.pgn"/>
    <sub-class-of type="text/plain"/>
    <magic priority="50">
      <match value="[Event " type="string" offset="0"/>
    </magic>
  </mime-type>
  <mime-type type="application/x-chess-epd">
    <comment>EPD chess position</comment>
    <generic-icon name="text-x-generic"/>
    <glob pattern="*.epd"/>
    <sub-class-of type="text/plain"/>
  </mime-type>
  <mime-type type="application/x-chess-fen">
    <comment>FEN chess position</comment>
    <generic-icon name="text-x-generic"/>
    <glob pattern="*.fen"/>
    <sub-class-of type="text/plain"/>
  </mime-type>
</mime-info>