Dee ihe ọzọ maka paragraf a - O nwetara ihe nrite ọlaedo n'egwuregwu acroski (egwuregwu ballet ski) na FIS Freestyle World Ski Championships 1986
na Tignes. Na FIS Freestyle World Ski Championships 1989 na Oberjoch, o meriri nrite ọla edo nke abụọ na ski ballet. O ritere ọla ọcha na ski ballet na FIS Freestyle World Ski Championships 1991 na Lake Placid.