Ключевые слова: alone against, background, battle, black, board, boss, business, challenge, chess, chessboard, competition, concept, dark, fight, game, intelligence, king, knight, leader, leadership, leisure, move, pawn, piece, pieces, plan, play, progress, queen, single, soldier, sport, strategy, success, team, teamwork, thinking, victory, war, white, win, winner, wooden,