Question: moon revolves around the sun in how many days
[{'answer': 'about 29.53 days', 'provenance': [{'wikipedia_id': '5672031', 'title': 'Orbit of the Moon', 'start_paragraph_id': 1, 'start_character': 180, 'end_paragraph_id': 1, 'end_character': 196, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '5672031', 'title': 'Orbit of the Moon', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 481, 'bleu_score': 0.82025625007903, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 8952081151822997450}, 'section': 'Section::::Abstract.'}]}]