Ключевые слова: air, artificial intelligence, big data, black, board, challenge, chess, chessboard, circuit, communication, competition, computer, concept, confrontation, contemplating, country, deep, depression, fly, flying, free, game, king, leisure, life, manager, memory, move, no people, nobody, old, piece, play, politician, politics, printed circuit board, problem, queen, retro, robot, science, spare part, sport, square, strategic, strategy, success, successful, technology, union,