Ключевые слова: background, battle, black, board, business, challenge, check, chess, chessboard, chessman, chesspiece, competition, concept, creative, dark, decision, different, fight, figure, figures, game, hobby, individuality, intellectual, leader, mental, mind, move, nobody, object, pawn, pieces, plan, play, player, playing, queen, set, silver, skill, smart, sport, strategy, success, tactics, toned, victory, war, win,