Question: What position did Co-driver Jackie Oliver finish in the 24 Hours of Le Mans?
SQL: SELECT "Pos." FROM "2-1156744-3" WHERE "Race" = '24 Hours of Le Mans' AND "Co-driver" = 'Jackie Oliver';

Question: Who was the co-driver in 1970 for the race of Targa Florio?
SQL: SELECT "Co-driver" FROM "2-1156744-3" WHERE "Year" = 1970.0 AND "Race" = 'Targa Florio';