Ключевые слова: active, activity, athletics, background, ball, caucasian, caucasian ethnicity, clay court, closeup, competition, court, equipment, exercise, field, fitness, fluorescent, fluorescent yellow, game, grass, green, hard, horizontal, individual, leisure, lifestyle, line, lines, male, man, match, net, netting, nobody, object, outdoor, play, racket, racket sport, racquet, recreation, set, sport, summer, tennis, tennis ball, tennis balls, tennis court, tennis net, tournament, yellow,