Beginner Chess

How to Move

1. The Pawn

The pawn is the weakest piece in the game. Each player has eight of them. They can only move forward one square at a time and attack diagonally. They can move two squares forward on their first move.

2. The Rook

The rook is the piece that can only move horizontally and vertically. Each player has two of them. They cannot jump over other pieces, and have a special move called "castling."

3. The Bishop

The bishop is the piece that can only move diagonally. Each player has two of them. They can move to any square in that direction if not blocked by any other pieces.

4. The Knight

The is the piece that moves in an "L" shape. Each player has two of them. It is the only piece in the game that can jump over other pieces.

5. The Queen

The queen is the most powerful piece in the game. Each player has only one queen. It can move horizontally, vertically, and diagonally. It can move to any square in either direction if not blocked by any other pieces.

6. The King

This is the most important piece in the game. It can move horizontally, vertically, or diagonally like the queen, but only by one square. If the king is threatened with capture, it is said to be in check. When the king is threatened, it must escape to another square. If it cannot, the game ends with a checkmate.

Full Tutorial

Chess Openings

A chess opening is the first few moves of the game, where players try to develop their pieces to gain control of the center of the board. These moves have established names.

Here are a few examples:

1. The Sicilian Defense

The Sicilian Defense is one of the best openings for players with black pieces. When a white pawn goes to e5, black responds by placing a pawn on c5. This challenges white's control of the center by contesting the d4 square, aiming for a strategic imbalance in the game.

2. The French Defense

The French Defense is another good opening for players with black pieces. When a white pawn goes to e4, black responds by placing a pawn on e6. Black's main idea is to challenge white's center with d5. This opening is known for its strategic complexity, leading to positions where both sides have different pawn structures and plans.

3. They Ruy-Lopez

The Ruy-Lopez is one of the oldest chess openings. It is named after a Spanish bishop who wrote one of the first books about chess. This opening is known for its strategic depth, and is played at all levels of chess. It starts with a white pawn moving to e4, a black pawn moving to e5, a white knight moving to f3, a black knight moving to c6, then a white bishop moving to b5. When white's bishop moves to b5, it puts pressure on the black knight on c6.

Special Chess Moves

1. En Passant

This chess move occurs when a pawn jumps two squares from its starting position, landing beside one of the opponent's pawns. The opponent then captures that pawn by moving their pawn diagonally to the square the other pawn passed over.

2. Castling

Castling is a special move involving the rook and the king. Castling is the only time in the game where two pieces move at once. The king moves two squares toward the rook, and the rook moves to the square the king passed over. This can only work if there are no pieces in between them. The king can castle with either rook.

3. Pawn Promotion

Pawn is a special move where a pawn can transform into another piece once reaches the other side of the chessboard. It's possible to change into any piece like a knight or a bishop, but most players choose to promote the pawn to a queen, because it is the most powerful piece in the game.

Contact

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Elements

i = 0;

while (!deck.isInOrder()) {
    print 'Iteration ' + i;
    deck.shuffle();
    i++;
}

print 'It took ' + i + ' iterations to sort the deck.';