Question: who raps in the beginning of the get down
[{'answer': 'MC Books', 'provenance': [{'wikipedia_id': '45314885', 'title': 'The Get Down', 'start_paragraph_id': 4, 'start_character': 175, 'end_paragraph_id': 4, 'end_character': 183, 'bleu_score': 1.0, 'section': 'Section::::Premise.\n'}]}, {'provenance': [{'wikipedia_id': '45314885', 'title': 'The Get Down', 'start_paragraph_id': 4, 'start_character': 0, 'end_paragraph_id': 4, 'end_character': 440, 'bleu_score': 0.977139080690077, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 13807527604745653260}, 'section': 'Section::::Premise.\n'}]}]