Question: where does the monarch butterfly go in the winter
[{'answer': 'central Mexico', 'provenance': [{'wikipedia_id': '43794119', 'title': 'Monarch butterfly migration', 'start_paragraph_id': 2, 'start_character': 191, 'end_paragraph_id': 2, 'end_character': 205, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '43794119', 'title': 'Monarch butterfly migration', 'start_paragraph_id': 2, 'start_character': 57, 'end_paragraph_id': 2, 'end_character': 550, 'bleu_score': 0.5008955177529201, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 14932846414170446380}, 'section': 'Section::::Abstract.'}]}]