Synchronous Chess

Rules:

1. Each player will write his move as long as it is legal.

2. Each player show their moves.

3. The moves will resolve.

How the moves will resolve.

Case 1: Moves that do not make a capture or do not check a King.

1. If both player moves their pieces on the same square, they will repeat step 1 and 2 but not the same move until it is resolved.

2. If both player moves their pieces on each of their own square, the pieces occupy those squares and the turn is resolved.

Case 2: Capturing

1. If Player A's piece will capture Player B's piece that moves, Player A's piece will capture Player B's piece and Player B's action is canceled.

2. If Player A's piece will capture Player B's piece that will capture Player A's piece that will capture it, both of those piece are removed from the board.

3. If Player A's piece will capture Player B's piece that will capture another of Player A's piece, Player A's piece will capture Player B's piece and Player B's action is canceled. Then, the piece that Player B's piece will capture remains in the board.

Case 3: Check

1. If a player makes a move or capture that will put his King in Check, that action is canceled and the piece that he will capture remains in the board.

2. If a player makes a move or capture that will put his King in Check, but simultaneously being Checked by the other players move or capture, he is considered Checkmated and lose the game.

Case 4: En passant

1. If Player A's pawn will capture Player B's pawn using En passant rule but one of Player B's piece will move to the square that Player A's pawn will move, Player B's pawn and the other of his piece is captured but the Player A's pawn will be removed from the board.

Case 5: Adjacent Kings

1. If Both Player moves their Kings but on that turn they became adjacent, they will repeat step 1 and 2 but with another move.