Ключевые слова: against, battle, black tone, business, challenge, checkmate, chess, chess board, chessboard, choice, competition, conflict, conspiracy, corporate, defeat, defense, earning money, education, fight, game, games, hobby, illustration, intellect, intelligence, isolated, king, knight, leader, leadership, leisure, move, object, occupation, outwit, pawn, piece, planning, play, queen, rook, sport, strategic, strategy, success, think, trick, win, win or lose, wood,