 Complete the following phrase:  In 1991 Minardi became the first team in modern times to make use of customer engines from Ferrari and in 1992 they used Lamborghini V12s. In 1993 Minardi enjoyed a good campaign, collecting seven points thanks to Christian Fittipaldis fourth place in the 1993 South African Grand Prix and fifth place in the 1993 Monaco Grand Prix and Fabrizio Barbazza sixth places in the 