Question: The 1933 Tunis Grand Prix was a Grand Prix was won by was an Italian racing driverwho first raced what?
{'answer': 'motorcycles', 'supporting_facts': [['1933 Tunis Grand Prix', 0], ['1933 Tunis Grand Prix', 1], ['Tazio Nuvolari', 0], ['Tazio Nuvolari', 1]]}