Ключевые слова: background, battle, black, board, business, businessman, challenge, checkmate, chess, chessboard, choice, competition, concept, conflict, corporate, decision, defeat, education, fight, figure, game, hand, idea, intelligence, king, knight, leader, leadership, leisure, move, pawn, piece, pieces, planning, play, power, queen, set, sport, strategic, strategy, success, teamwork, thinking, victory, war, white, win, wooden,