Ключевые слова: abstract, activity, athletics, background, ball, balls, bright, close, closeup, color, competition, competitive, concept, court, equipment, exercise, fitness, fun, game, grass, green, hard, health, hobby, horizontal, individual, leisure, lifestyle, line, match, net, nobody, object, orange, outdoor, pattern, play, player, professional, racket, racquet, recreation, red, set, single, sport, summer, sun, tennis, texture, tournament, traditional, view, white, yellow,