Ключевые слова: activity, attack, battle, bishop, black, board, checkmate, chess, chessboard, closeup, competition, competitive, concentration, defeat, fight, figure, figures, game, hobby, intellect, intelligence, king, knight, leadership, learn, leisure, line, lose, man, mind, move, opening, pawn, person, piece, play, player, queen, river, rook, smart, strategic, strategy, success, tactic, tactics, thinking, timer, white, winner,