Question: who was the last jockey to win the triple crown
[{'answer': 'Mike Smith', 'provenance': [{'wikipedia_id': '19116721', 'title': 'Triple Crown of Thoroughbred Racing (United States)', 'start_paragraph_id': 19, 'start_character': 105, 'end_paragraph_id': 19, 'end_character': 115, 'bleu_score': 1.0, 'section': 'Section::::Winners.:Records.\n'}]}]