Ключевые слова: abstract, activity, background, ball, blue, cement, circle, color, colorful, concrete, court, detail, dirty, environment, equipment, exercise, field, floor, football, game, green, ground, grunge, line, nature, nobody, object, old, outdoor, park, pattern, play, playground, public, recreation, rough, soccer, space, sport, summer, surface, texture, vintage, white, yellow,