Question: when did tom brady become a starter for the patriots
[{'answer': '2001', 'provenance': [{'wikipedia_id': '339841', 'title': 'Tom Brady', 'start_paragraph_id': 23, 'start_character': 389, 'end_paragraph_id': 23, 'end_character': 393, 'bleu_score': 1.0, 'section': 'Section::::Professional career.:Overview.\n'}]}, {'provenance': [{'wikipedia_id': '339841', 'title': 'Tom Brady', 'start_paragraph_id': 23, 'start_character': 0, 'end_paragraph_id': 23, 'end_character': 845, 'bleu_score': 0.750101493833893, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 15214166934244009122}, 'section': 'Section::::Professional career.:Overview.\n'}]}]