<prompt> Kalima dǝga tǝmzǝyin: Shidǝ kǝla acroskiyen kǝla ballet skiyen shiye daraja zayebe zuwuna suro lardǝwa Europebe lan.  <response>: FIS Freestyle World Ski Championships 1986 dǝ Tignes lan. FIS Freestyle World Ski Championships 1989 lan Oberjoch lan, shiye medal nǝmkurabe kǝn indimi sǝdǝna nasha ski ballet lan. Shidǝ kǝla ski ballet lan shiye medal kungǝnabe suwondǝna FIS Freestyle World Ski Championships 1991 lan Lake Placid lan. 