Ключевые слова: abstract, action, adventure, bike, blur, blurred, challenge, competition, competitor, cross, danger, dirt, dirtbike, driver, excitement, extreme, fast, grand prix, helmet, jump, motion, moto, motocross, motorbike, motorcycle, motorcycling, moving, offroad, outdoor, panning, race, ride, riding, risk, speed, sport, stunt, track,