Question: who wrote the music to romeo and juliet
[{'answer': 'Pyotr Ilyich Tchaikovsky', 'provenance': [{'wikipedia_id': '1348602', 'title': 'Romeo and Juliet (Tchaikovsky)', 'start_paragraph_id': 1, 'start_character': 66, 'end_paragraph_id': 1, 'end_character': 90, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '1348602', 'title': 'Romeo and Juliet (Tchaikovsky)', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 339, 'bleu_score': 0.9657992495762461, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 14161752979830570242}, 'section': 'Section::::Abstract.'}]}]