Question: when did billy elliot the musical come out
[{'answer': '2005', 'provenance': [{'wikipedia_id': '2916601', 'title': 'Billy Elliot the Musical', 'start_paragraph_id': 2, 'start_character': 77, 'end_paragraph_id': 2, 'end_character': 81, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '2916601', 'title': 'Billy Elliot the Musical', 'start_paragraph_id': 2, 'start_character': 0, 'end_paragraph_id': 2, 'end_character': 493, 'bleu_score': 0.9154668301325871, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 18440465461185181456}, 'section': 'Section::::Abstract.'}]}]