public static PLString testServerGetSourceForConcept() {
    { PLString modstring = PLString.new_PLString();
      PLString conceptstring = PLString.new_PLString();

      modstring.Value = "AIRCRAFT-KB";
      conceptstring.Value = "AIR-ORGANIZATION";
      return (PLString.serverGetSourceForConcept(modstring, conceptstring));
    }
  }