Ключевые слова: battle, bishop, black, board, castle, check, checkmate, chess, chessboard, competition, competitive, concentration, concepts, education, entertainment, fight, figure, game, hobby, horse, idea, intelligence, intelligent, king, knight, match, mate, mind, move, pawn, piece, pieces, plan, planning, play, player, position, queen, risk, rook, sacrifice, sport, square, strategic, strategy, tactics, think, thinking, tournament, victory, white,