Question: who wrote the book it's a wonderful life
[{'answer': 'Philip Van Doren Stern', 'provenance': [{'wikipedia_id': '60164', 'title': "It's a Wonderful Life", 'start_paragraph_id': 1, 'start_character': 172, 'end_paragraph_id': 1, 'end_character': 194, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '60164', 'title': "It's a Wonderful Life", 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 235, 'bleu_score': 0.8723360571509821, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 5148884791342671941}, 'section': 'Section::::Abstract.'}]}]