 Complete the following phrase:  He is the only biathlete ever to win all biathlon events in a single Winter Olympics 2002 Salt Lake City Games. This encompassed the sprint, pursuit, individual, and relay events, the latter together with three other participants. He was the most successful competitor at these Games. This also made him only the third Winter Olympian to win four golds at one Games, and he was also the first biathlete to win more than two gold medals at a single Games. In addition, he had won all three competitions staged at the Olympic test event in Salt Lake City the previous year. He also took a four gold medal haul at the 