Question: who wrote the book 31 songs about his favourite music
[{'answer': 'Nick Hornby', 'provenance': [{'wikipedia_id': '2181451', 'title': 'Songbook (Nick Hornby book)', 'start_paragraph_id': 0, 'start_character': 10, 'end_paragraph_id': 0, 'end_character': 21, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '2181451', 'title': 'Songbook (Nick Hornby book)', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 464, 'bleu_score': 0.9757530668325981, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 10834179367125370159}, 'section': 'Section::::Abstract.'}]}]