<prompt> Bhala okuqhubekayo kwalesi sigaba - Wathola indondo yegolide e-acroski i-ski ballet eMqhudelwaneni Wamazwe Omhlaba Wase-FIS Wamahhala Wase-FIS ngo-1986  <response>: eTignes. Emqhudelwaneni we-FIS Freestyle World Ski Championships ngo-1989 e-Oberjoch, wanqoba indondo yesibili yegolide ku-ski ballet. Wathola indondo yesiliva ku-ski ballet ku-FIS Freestyle World Ski Championships ngo-1991 eLake Placid. 