Ключевые слова: background, battle, black, board, business, challenge, checkmate, chess, chessboard, competition, competitive, concept, conflict, decision, defeat, defense, fight, figure, game, games, horse, intelligence, intelligent, king, leadership, leisure, mirror, monochrome, move, pawn, piece, play, queen, reflection, retro, rivalry, rook, set, sport, square, strategic, strategy, success, think, thinking, tower, victory, white, win, wood,