Question: who wrote were going on a bear hunt
[{'answer': 'Michael Rosen', 'provenance': [{'wikipedia_id': '52673025', 'title': "We're Going on a Bear Hunt", 'start_paragraph_id': 1, 'start_character': 72, 'end_paragraph_id': 1, 'end_character': 85, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '52673025', 'title': "We're Going on a Bear Hunt", 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 324, 'bleu_score': 0.965203995518735, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 9260524632715120442}, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '52673025', 'title': "We're Going on a Bear Hunt", 'section': 'Section::::Abstract.', 'start_paragraph_id': 1, 'end_paragraph_id': 1, 'meta': {'evidence_span': ["We're Going on a Bear Hunt is a 1989 children's picture book written by Michael Rosen and illustrated by Helen Oxenbury", 'We\'re Going on a Bear Hunt is a 1989 children\'s picture book written by Michael Rosen and illustrated by Helen Oxenbury. It has won numerous awards and was the subject of a "Guinness World Record" for "Largest Reading Lesson" with a book-reading attended by 1,500 children, and an additional 30,000 listeners online, in 2014.', 'written by Michael Rosen and illustrated by Helen Oxenbury.']}}]}]