Ключевые слова: background, battle, black, board, boss, business, challenge, checkmate, chess, chessboard, commercial, communication, company, competition, concept, creative, crown, defense, fight, financial, game, gold, intelligence, king, leader, leadership, leisure, management, market, marketing, move, partnership, pawn, piece, plan, play, power, queen, silver, sport, strategic, strategy, success, team, team leader, teamwork, victory, vision, win, winner,