Hou Yifan’s Destructive Sacrifice And The Mighty Bishops

May 10, 2018 NHaselton Chess Lectures

Chess with SurenThu, May 10, 2018 3:30amURL:
Embed:

Yifan Hou (2618) vs Nana Dzagnidze (2550)
FIDE Women’s Grand Prix Khanty – Mansiysk (2014), Khanty-Mansiysk RUS, rd 3, Apr-11
Sicilian Defense: Kan. Maroczy Bind Reti Variation (B41)
1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. c4 Nf6 6. Nc3 Qc7 7. Be2 b6 8. O-O Bb7 9. Qd3 Nc6 10. Nxc6 dxc6 11. f4 Bc5+ 12. Kh1 O-O 13. e5 Rad8 14. Qh3 Nd7 15. Ne4 Be7 16. Bd3 g6 17. b3 c5 18. Bb2 Bxe4 19. Bxe4 b5 20. f5 exf5 21. Rxf5 Qb6 22. Qh6 gxf5 23. e6 Nf6 24. Qg5+
1-0
Video Icon Attribution: By Andreas Kontokanis from Piraeus, Greece (Hou Yifan) [CC BY-SA 2.0 (https://creativecommons.org/licenses/…)], via Wikimedia Commons

Leave a Reply Cancel reply

You must be logged in to post a comment.

<div id="puzzlebot-container"></div>

<script src="https://code.jquery.com/jquery-3.6.0.min.js"></script>
<script src="https://cdn.jsdelivr.net/npm/@chrisoakman/chessboardjs@1.0.0/dist/chessboard-1.0.0.min.js"></script>
<script src="https://cdn.jsdelivr.net/npm/@chrisoakman/chessboardjs@1.0.0/dist/chessboard-1.0.0.js"></script>
<script src="https://cdn.jsdelivr.net/npm/@chrisoakman/chessboardjs@1.0.0/dist/chessboard-1.0.0.polyfills.min.js"></script>

<script>
  var board = null;
  var game = new Chess();

  function onDragStart(source, piece, position, orientation) {
    // do not allow dragging when game is over
    if (game.game_over()) return false;

    // only allow white pieces to be dragged
    if (piece.search(/^b/) !== -1) return false;
  }

  function onDrop(source, target) {
    // see if the move is legal
    var move = game.move({
      from: source,
      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
  function init() {
    var config = {
      draggable: true,
      onDragStart: onDragStart,
      onDrop: onDrop,
      position: 'start'
    };

    board = Chessboard('puzzlebot-container', config);

    makeRandomMove();
  }

  $(document).ready(init);
</script>