Claim: Ayrton Senna placed first in the 1991 Hungarian Grand Prix with Riccardo Patrese placing behind him.
Evidence: The 1991 Hungarian Grand Prix was a Formula One motor race held at Hungaroring on 11 August 1991. The 77-lap race was won from pole position by Ayrton Senna, driving a McLaren-Honda, with the Williams-Renaults of Nigel Mansell and Riccardo Patrese second and third respectively. 
Pos Brazil Ayrton Senna Italy Riccardo Patrese