Question: when did the st pete grand prix start
[{'answer': '1985', 'provenance': [{'wikipedia_id': '38337766', 'title': 'Firestone Grand Prix of St. Petersburg', 'start_paragraph_id': 2, 'start_character': 138, 'end_paragraph_id': 2, 'end_character': 142, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]