Ключевые слова: abstract, background, battle, black, board, business, challenge, checkmate, chess, chessboard, competition, concept, decision, defeat, design, fight, game, hand, horse, intelligence, king, knight, leader, leadership, leisure, man, move, office, pawn, person, piece, play, power, queen, risk, silhouette, sport, square, strategic, strategy, success, team, technology, victory, vintage, white, win, winner, wood, wooden,