Question: who is the author of wind in the willows
[{'answer': 'Kenneth Grahame', 'provenance': [{'wikipedia_id': '45133', 'title': 'The Wind in the Willows', 'start_paragraph_id': 1, 'start_character': 66, 'end_paragraph_id': 1, 'end_character': 81, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '45133', 'title': 'The Wind in the Willows', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 447, 'bleu_score': 0.7951252872798461, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 8795233974471314955}, 'section': 'Section::::Abstract.'}]}]