Question: who wrote we all live in a yellow submarine
[{'answer': 'Paul McCartney', 'provenance': [{'wikipedia_id': '2422423', 'title': 'Yellow Submarine (song)', 'start_paragraph_id': 1, 'start_character': 78, 'end_paragraph_id': 1, 'end_character': 92, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'John Lennon', 'provenance': [{'wikipedia_id': '2422423', 'title': 'Yellow Submarine (song)', 'start_paragraph_id': 1, 'start_character': 97, 'end_paragraph_id': 1, 'end_character': 108, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '2422423', 'title': 'Yellow Submarine (song)', 'start_paragraph_id': 1, 'start_character': 54, 'end_paragraph_id': 1, 'end_character': 673, 'bleu_score': 0.855121944149265, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 14750196213268911146}, 'section': 'Section::::Abstract.'}]}]