 name="rules">rules: <a href="ChessOptimisations.html" class="extype" name="ostinato.chess.core.ChessOptimisations">ChessOptimisations</a></span>)</span><span class="result">: <span class="extype" name="scala.Predef.Set">Set</span>[<a href="ChessAction.html" class="extype" name="ostinato.chess.core.ChessAction">ChessAction</a>]</span>
      </span>
      
      <div class="fullcomment"><dl class="attributes block"> <dt>Attributes</dt><dd>protected </dd><dt>Definition Classes</dt><dd><a href="../../core/Piec