<prompt> International Ski Federation FIS dǝye freestyle skiing dǝga lamar bikkebe ro nozǝna suro saa 1979 lan kuru kaidawa bǝlin suwudǝna kǝla lamar bǝla bikke makkarbe-a kuru nzundu jump ye-a kǝla awowa tajirwabe bikke makkarbe dǝye sǝkǝ karo. FIS Freestyle Skiing World Cup buro salakye dǝ saa 1980 lan tǝdǝna kuru FIS Freestyle World Ski Championships buro salakye dǝ saa 1986 lan Tignes, France lan tǝdǝna. Freestyle skiing dә lamar jarabtәbe suro Olympic Kәriwube saa 1988 dәyen  <response>: Calgary lan. Mogul skiing dǝ kǝla lamar medalye kǝla lamar Olympic Winter Olympics ye saa 1992 ye dǝn suro Albertville yen, kuru lamar aerials ye dǝ kǝla lamar Olympic Winter Olympics ye saa 1994 ye dǝn suro Lillehammer yen tǝrawo. Suro saa 2011 lan, International Olympic Committee IOC dǝye halfpipe-a slopestyle freeskiing events-a dǝa suro 2014 Winter Olympics Sochi, Russia ye dǝro gǝnatǝ karo. 