Ключевые слова: activity, athletics, ball, black, compete, competition, concept, court, equipment, fitness, fun, game, grass, green, hard court, horizontal, individual sport, isolated, leisure, lifestyle, line, match, net, new, object, open, outdoor, outside, play, racket, racket sport, racquet, recreation, serve, service, shadow, slam, sport, string, summer, tenis, tennis, tennis ball, tennis racket, tennis racquet, tournament, traditional sport, white, win, yellow,