Ключевые слова: active, artificial, circle, concept, condition, cone, cup, detail, exercise, fiber, field, focus, football, game, garden, goal, goalie, grass, green, ground, lawn, line, mark, metaphor, milled, nature, outdoor, penalty, pitch, plastic, plastic bowl, play, playground, ready, recreation, red, rubber, soccer, sport, spot, stadium, surface, synthetic, texture, tournament, training, turf, white, winter, world,