Question: who sings the song it's getting hot in here
[{'answer': 'Nelly', 'provenance': [{'wikipedia_id': '1439764', 'title': 'Hot in Herre', 'start_paragraph_id': 1, 'start_character': 44, 'end_paragraph_id': 1, 'end_character': 49, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '1439764', 'title': 'Hot in Herre', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 304, 'bleu_score': 0.702036804068037, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 17123166330891103269}, 'section': 'Section::::Abstract.'}]}]