<prompt> Qedela umusho olandelayo: I-USAC Gold Crown Championship isizini ka-199394 yayihlanganisa umjaho owodwa,  <response>: I-78th Indianapolis 500 ngoMeyi 29, 1994. Umpetha we-USAC National futhi owawina i-Indianapolis 500 kwakungu-Al Unser Jr. 