Blunder of the Century | #superbet #chess #chessendgame

July 6, 2025 ChessTerra Chess Lectures

♛

Ready to play?

Master endgames with Chess.com's free lessons

Play on Chess.com →

Wesley So vs Fabiano #aruana
#grandchesstour

Daily Puzzle

Loading the puzzle…

More daily puzzles →

♟ More videos — same channel

Will I Ever WIN Against My GM Mom?

Nov 9, 2026

Did he just wink at me?

Nov 9, 2026

13 Year Old Prodigy Losing By 7.7 To Cobra! Sergeant…

Nov 9, 2026

Playing Against Backward Pawns, with GM Ben Finegold

Nov 8, 2026

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>

<script src="https://revolvermaps2.com/embed.js" data-site="z79wnx94gq4m" data-size="300" data-theme="custom" data-color="ffffff" data-land="d4a843" data-ocean="0f1a2e" async></script>