Ключевые слова: abstract, active, artificial, background, championship, chips, circle, coaching, competition, concept, cone, cover, cup, detail, dof, equipment, exercise, fiber, field, flat, focus, football, fun, game, garden, goal, goalie, grass, green, ground, inventory, lawn, leather, line, mark, marker, nature, object, play, playground, soccer, sport, stadium, sticks, synthetic, taper, training, turf, white, workout,