Ключевые слова: background, battle, black, board, business, challenge, check, checkmate, chess, chessboard, competition, concept, defeat, design, education, fight, figure, game, hand, horse, idea, intelligence, king, knight, leader, leadership, leisure, management, move, pawn, piece, plan, play, power, queen, risk, set, sport, strategic, strategy, success, successful, symbol, team, teamwork, thinking, victory, war, white, win,