Ключевые слова: battle, board, business, challenge, check, checkmate, chess, chessboard, competition, concept, conflict, corporate, decision, defeat, fight, game, idea, intelligence, investment, king, leader, leadership, leisure, management, move, pawn, piece, pieces, plan, play, power, sport, strategic, strategy, success, successful, tactic, tactics, team, thinking, victory, win, winner,