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3 - The number of drivers who have won the Indy 500 four times: A.J. Foyt, Al Unser, Rick Mears.
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Juan Pablo Montoya and Jacques Villeneuve are the only drivers to race in the Indianapolis 500, Brickyard 400 and United States Grand Prix at IMS.
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The inaugural Red Bull Indianapolis GP, in 2008, took place 99 years after the previous motorcycle race at the track, in 1909.












