Claim: The 71 lap 93 Brazilian Grand Prix was held on March 28, 1993 and Ayrton Senna won first place and four Austrian drivers placed in the top twelve.
Evidence: Brazil Ayrton Senna United_Kingdom Damon Hill Germany Michael Schumacher United_Kingdom Johnny Herbert United_Kingdom Mark Blundell Italy Alessandro Zanardi France Philippe Alliot France Jean Alesi United_Kingdom Derek Warwick France Érik Comas Italy Michele Alboreto Italy Luca Badoer