Ключевые слова: attack, battle, black, board, business, chess, chessboard, dark, depth, dof, field, fight, figure, game, group, horse, king, leadership, line, loose, nobody, objects, of, pawn, piece, play, policy, queen, set, shallow, square, standing, strategy, success, table, tactics, thinking, vanquish, war, white, win, winning, wood, wooden,