Question: who played the role of maria in the sound of music film
[{'answer': 'Julie Andrews', 'provenance': [{'wikipedia_id': '4836239', 'title': 'The Sound of Music (film)', 'start_paragraph_id': 1, 'start_character': 108, 'end_paragraph_id': 1, 'end_character': 121, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '4836239', 'title': 'The Sound of Music (film)', 'start_paragraph_id': 11, 'start_character': 0, 'end_paragraph_id': 11, 'end_character': 44, 'bleu_score': 0.6803749333171201, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 10951781935486633416}, 'section': 'Section::::Cast.\n'}]}]