- WHITE_CASTLING = WHITE_OO | WHITE_OOO,
- BLACK_CASTLING = BLACK_OO | BLACK_OOO,
- ANY_CASTLING = WHITE_CASTLING | BLACK_CASTLING,
+
+ KING_SIDE = WHITE_OO | BLACK_OO,
+ QUEEN_SIDE = WHITE_OOO | BLACK_OOO,
+ WHITE_CASTLING = WHITE_OO | WHITE_OOO,
+ BLACK_CASTLING = BLACK_OO | BLACK_OOO,
+ ANY_CASTLING = WHITE_CASTLING | BLACK_CASTLING,
+