Question: who wrote the music for sound of music
[{'answer': 'Richard Rodgers', 'provenance': [{'wikipedia_id': '4836239', 'title': 'The Sound of Music (film)', 'start_paragraph_id': 1, 'start_character': 268, 'end_paragraph_id': 1, 'end_character': 283, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '4836239', 'title': 'The Sound of Music (film)', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 858, 'bleu_score': 0.8524094808517331, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 6033762771804592392}, 'section': 'Section::::Abstract.'}]}]