Question: who wrote the book fifty shades of grey
[{'answer': 'E.L. James'}, {'provenance': [{'wikipedia_id': '35166850', 'title': 'Fifty Shades of Grey', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 599, 'bleu_score': 0.615090120838725, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 6617338840295103217}, 'section': 'Section::::Abstract.'}]}]