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Q: Simple way to calculate number of chess material combinations

Abraham SanchezIn chess, one player can have different material combinations, for example: "1 queen, 2 rooks, 2 knights, 2 bishops, 8 pawns + the king" is one combination if the player loses one bishop: "1 queen, 2 rooks, 2 knights, 1 bishop, 8 pawns + the king" is another combination ..afterwards, if a paw...

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