Ключевые слова: background, battle, black, board, business, challenge, check, checkmate, chess, chessboard, choice, competition, concept, conflict, decision, defeat, enemy, entertainment, fight, game, intelligence, knight, leader, leadership, leisure, move, object, one, pawn, piece, play, power, queen, set, single, sport, strategic, strategy, strength, success, symbol, tactic, think, victory, white, win,