Ключевые слова: abstract, activities, activity, art, athletic, athletics, ball, calm, challenge, close, closeup, club, competition, court, draw, drawing, drop, empty, game, green, hobby, leisure, line, lines, match, net, old, paint, people, perspective, play, playing, professional, pursuit, recreation, recreational, red, set, sport, sports, still, street, surface, tennis, tennisball, terrain, waiting, white,