Ключевые слова: activity, american, background, balls, baseball, basketball, black, championship, collection, competition, copy, design, different, entertainment, equipment, football, fun, game, goal, green, group, hobby, industry, item, leisure, many, modern, nobody, object, orange, play, recreation, rugby, set, shuttlecock, soccer, space, sphere, sport, sportive, surface, table, team, tennis, text, traditional, training, white, win, wooden,