Ключевые слова: background, battle, black, board, business, challenge, check, checkmate, chess, chessboard, competition, concept, decision, defeat, design, fight, game, idea, intelligence, king, knight, leader, leadership, leisure, move, one, pawn, piece, pieces, play, power, queen, risk, smoke, sport, square, strategic, strategy, success, symbol, team, thinking, unique, victory, war, white, win, winner, wood, wooden,