The Zurich fall cost Engquist a shot at a jackpot of 20 one-kg gold bars which can be won by athletes who clinch their events at all of the Golden Four series in Oslo , Zurich , Brussels and Berlin .
<response> The <location>Zurich</location> fall cost <person>Engquist</person> a shot at a jackpot of 20 one-kg gold bars which can be won by athletes who clinch their events at all of the <misc>Golden Four</misc> series in <location>Oslo</location> , <location>Zurich</location> , <location>Brussels</location> and <location>Berlin</location> . </response>