Ключевые слова: activity, background, battle, black, board, business, challenge, check, checkmate, chess, chessboard, choice, competition, concept, decision, defeat, entertainment, fight, figure, figures, game, hand, horse, intelligence, king, knight, leader, leadership, lose, mental, move, object, pawn, piece, pieces, play, power, queen, recreational, sport, strategic, strategy, success, victory, war, white, win, wood, wooden,