Ключевые слова: 20s, active, activity, athletic, ball, boy, caucasian, champion, compete, competitive, court, dynamic, energy, equipment, european, exercise, exercising, fit, french, game, german, grip, health, hit, holding, indoor, leisure, male, man, match, net, outdoor, people, physical, player, playing, polish, portrait, racket, racquet, skill, speed, sport, swede, teenage, tennis, training, tshirt, young,