Question: sun is classified as what type of star
[{'answer': 'G2V', 'provenance': [{'wikipedia_id': '28927', 'title': 'Stellar classification', 'start_paragraph_id': 3, 'start_character': 605, 'end_paragraph_id': 3, 'end_character': 608, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '28927', 'title': 'Stellar classification', 'start_paragraph_id': 3, 'start_character': 0, 'end_paragraph_id': 3, 'end_character': 675, 'bleu_score': 0.9384521239045551, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 5007002672631098692}, 'section': 'Section::::Abstract.'}]}]