How many Grands Prix were won by the second place winner of the 1989 Spanish Grand Prix?
1989 Spanish Grand Prix: The 1989 Spanish Grand Prix was a Formula One motor race held at Jerez on 1 October 1989. 1989 Spanish Grand Prix:  Gerhard Berger was second in a Ferrari, while Senna's team-mate and Drivers' Championship rival Alain Prost was third. Gerhard Berger: Gerhard Berger (born 27 August 1959) is an Austrian former Formula One racing driver. Gerhard Berger:  He won ten Grands Prix, achieved 48 podiums, 12 poles and 21 fastest laps.
ten