Question:  The drivers' world championship of the 1990 World Rally Championship was won by Carlos Sainz ahead of Didier Auriol and a Finnish rally driver who won how many world rallies?
Sentence (from "1998 World Rally Championship"): The season ended in dramatic fashion when Carlos Sainz's Corolla WRC stopped approximately 300 metres from the finishing line in the final stage at Margam due to mechanical failure, thus surrendering his fourth place on the rally and handing the title to Mäkinen.
Relevant evidence: No