Ключевые слова: abstract, action, active, atv, championship, cloudy, competition, cross, desert, direction, dirt, drive, dune, dust, earth, environment, extreme, grass, ground, line, mark, motocross, motor, mud, outdoor, pattern, print, race, raid, ride, road, rubber, sand, shape, soil, sport, sunrise, sunset, terrain, texture, tire, trace, track, trail, transport, truck, turn, vehicle, way, wheel,