Ключевые слова: background, battle, board, business, challenge, checkered, checkmate, chess, chessboard, clever, closeup, competition, competitive, copy, creative, dark, desk, education, empty, game, hobby, idea, intellect, intelligence, leisure, lifestyle, match, move, nobody, object, partnership, play, playing, professional, risk, smart, social, space, sport, strategic, strategy, success, text, view, win, winner, wooden,