Question: when did mamma mia first come out on broadway
[{'answer': 'October 18 , 2001', 'provenance': [{'wikipedia_id': '252540', 'title': 'Mamma Mia!', 'start_paragraph_id': 14, 'start_character': 63, 'end_paragraph_id': 14, 'end_character': 80, 'bleu_score': 1.0, 'section': 'Section::::Productions.:Original Broadway and U.S. productions.:New York City run.\n'}]}, {'provenance': [{'wikipedia_id': '252540', 'title': 'Mamma Mia!', 'start_paragraph_id': 14, 'start_character': 0, 'end_paragraph_id': 14, 'end_character': 678, 'bleu_score': 0.9825310706027971, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 8917307239299679389}, 'section': 'Section::::Productions.:Original Broadway and U.S. productions.:New York City run.\n'}]}]