odifier_kind">
        <span class="modifier"></span>
        <span class="kind">def</span>
      </span>
      <span class="symbol">
        <span class="name">checkmate</span><span class="params">(<span name="winner">winner: <a href="ChessPlayer.html" class="extype" name="ostinato.chess.core.ChessPlayer">ChessPlayer</a></span>)</span><span class="result">: <span class="extype" name="java.lang.String">String</span></span>
      </span>
      
      
    </li><li name="scala.AnyRef#clone" visbl="prt" class=