Ключевые слова: battle, black, board, boss, business, businessman, challenge, chess, choice, competition, concept, conflict, corporate, corporation, employee, fight, game, group, hand, intelligence, king, knight, leader, leadership, male, management, manager, move, pawn, piece, planning, play, power, progress, queen, risk, set, strategic, strategy, strength, success, successful, team, teamleader, teamwork, thinking, victory, vote, white, win,