Question: when did michigan last beat ohio state in football
[{'answer': '2011', 'provenance': [{'wikipedia_id': '3280664', 'title': 'Michigan–Ohio State football rivalry', 'start_paragraph_id': 43, 'start_character': 469, 'end_paragraph_id': 43, 'end_character': 473, 'bleu_score': 1.0, 'section': 'Section::::Series history.:A carousel of coaches (2008–2014).\n'}]}, {'provenance': [{'wikipedia_id': '3280664', 'title': 'Michigan–Ohio State football rivalry', 'start_paragraph_id': 44, 'start_character': 0, 'end_paragraph_id': 44, 'end_character': 282, 'bleu_score': 0.885632718431904, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 10577858413241495211}, 'section': 'Section::::Series history.:A carousel of coaches (2008–2014).\n'}]}]