Question: what's the name of the north star
[{'answer': 'Polaris', 'provenance': [{'wikipedia_id': '23230', 'title': 'Polaris', 'start_paragraph_id': 0, 'start_character': 0, 'end_paragraph_id': 0, 'end_character': 7, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '23230', 'title': 'Polaris', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 458, 'bleu_score': 0.9299940324325051, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 16647911394463001734}, 'section': 'Section::::Abstract.'}]}]