Question: who won the 2013 america's got talent
[{'answer': 'Kenichi Ebina', 'provenance': [{'wikipedia_id': '36415399', 'title': "America's Got Talent (season 8)", 'start_paragraph_id': 3, 'start_character': 172, 'end_paragraph_id': 3, 'end_character': 185, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '36415399', 'title': "America's Got Talent (season 8)", 'start_paragraph_id': 3, 'start_character': 0, 'end_paragraph_id': 3, 'end_character': 353, 'bleu_score': 0.96746874041754, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 5661763190389795215}, 'section': 'Section::::Abstract.'}]}]