Ключевые слова: action, antonio, arena, bike, championship, competition, dangerous, dirt, engine, event, extreme, extremesport, fast, friends, grand, gravel, heat, indoor, janowski, kim, lindback, marciej, monster, moto, motor, motorbike, motorcycle, motorsport, nilsson, power, prix, race, racer, speed, speedway, speedwaybike, speedwaybikes, speedwaygp, sport, stockholm, sweden, tai, venue, woffinden,