Question: captain von trapp in the sound of music
[{'answer': 'Christopher Plummer', 'provenance': [{'wikipedia_id': '4836239', 'title': 'The Sound of Music (film)', 'start_paragraph_id': 1, 'start_character': 126, 'end_paragraph_id': 1, 'end_character': 145, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]