Ключевые слова: background, battle, black, business, challenge, check, chess, chessman, chesspiece, competition, dark, decision, different, fight, figure, figures, fun, game, golden, hobby, intellectual, leader, leisure, many, mental, mind, move, nobody, object, piece, pieces, plan, play, queen, set, silver, skill, smart, space, sport, strategy, success, tactics, victory, war, win,