ChessBoard
The total number of unique configurations for a 6x9 board with 2 Kings, 1 Queen, 1 Bishop, 1 Rook and 1 Knight is 20,136,752.
The total number of unique configurations for a 6x9 board with 2 Kings, 1 Queen, 1 Bishop, 1 Rook and 1 Knight is 20,136,752.