Ключевые слова: achievement, background, battle, black, board, business, businessman, challenge, checkmate, chess, chessboard, competition, concept, corporate, crown, decision, education, enemy, executive, fight, figure, game, hand, idea, intelligence, king, knight, leader, leadership, leisure, management, manager, movement, old, people, piece, play, professional, resources, sport, strategic, strategy, strength, success, successful, team, teamwork, thinking, victory, vintage,