Horwitz Arena Speed Chess Tournament [167]

August 11, 2015 NHaselton Chess Lectures

ChessNetworkTue, August 11, 2015 11:32pmURL:
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This is a speed (bullet) chess tournament (Horwitz) I competed in on lichess while livestreaming on http://twitch.tv/ChessNetwork. Time controls are 1 minute per player.

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  var game = new Chess();

  function onDragStart(source, piece, position, orientation) {
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    // only allow white pieces to be dragged
    if (piece.search(/^b/) !== -1) return false;
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  function onDrop(source, target) {
    // see if the move is legal
    var move = game.move({
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      to: target,
      promotion: "q" // always promote to a queen for example simplicity
    });

    // illegal move
    if (move === null) return "snapback";

    // update the board position
    board.position(game.fen());

    // get a random move from the engine
    window.setTimeout(makeRandomMove, 250);
  }

  // make a random move
  function makeRandomMove() {
    var possibleMoves = game.moves();

    // game over
    if (possibleMoves.length === 0) return;

    var randomIndex = Math.floor(Math.random() * possibleMoves.length);
    game.move(possibleMoves[randomIndex]);
    board.position(game.fen());
  }

  // initialize the chessboard
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      onDragStart: onDragStart,
      onDrop: onDrop,
      position: 'start'
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    makeRandomMove();
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