Question: who was the greek god of the sky
[{'answer': 'Uranus', 'provenance': [{'wikipedia_id': '19272041', 'title': 'Uranus (mythology)', 'start_paragraph_id': 0, 'start_character': 0, 'end_paragraph_id': 0, 'end_character': 6, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '19272041', 'title': 'Uranus (mythology)', 'start_paragraph_id': 1, 'start_character': 7, 'end_paragraph_id': 1, 'end_character': 764, 'bleu_score': 0.8639515629777761, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 10408063137001078893}, 'section': 'Section::::Abstract.'}]}]