Claim: The 1989 San Marino Grand Prix is a 71-lap race which was won by Gerhard Berger (Austria), driving a Ferrari, with Alain Prost (France) second in a McLaren-Honda and Stefan Johansson (Sweden) third in an Onyx-Ford.
Evidence: The 1989 San Marino Grand Prix (formally the IX Gran Premio Kronenbourg di San Marino) was a Formula One motor race held at the Imola circuit on 23 April 1989. Riccardo Patrese showed his and Williams' revival with fourth on the grid followed by Gerhard Berger (Ferrari) with Thierry Boutsen rounding out the top six. Pos Brazil Ayrton Senna Austria Gerhard Berger Ferrari France Alain Prost McLaren-Honda United_Kingdom Nigel Mansell Ferrari The other Onyx of Stefan Johansson was eighth, followed by the second AGS of Joachim Winkelhock. Sweden Stefan Johansson Onyx-Ford