<prompt> Qedela umusho olandelayo: I-Galles Racing iyithimba lomjaho wezimoto elalikade liphethwe nguRick Galles elaliqhudelana ochungechungeni lwe-CART, i-Can-Am ne-Indy Racing League. Leli qembu lanqoba umqhudelwano we - CART ka - 1990 kanye ne -  <response>: Ngo-1992 Indianapolis 500 nomshayeli u-Al Unser, Jr. Ithimba lanqoba ingqikithi yezinhlanga zezimoto ezingama-21 ze-Indy kuwo wonke umlando walo. Ngaphezu kokunqoba kuka-Unser ngo-1992, iqembu laqeda endaweni yesibili e-Indianapolis ezikhathini ezintathu ezihlukene 1989, 1990, 1996. 