Question: who did the vocals for get on up
[{'answer': 'Chadwick Boseman', 'provenance': [{'wikipedia_id': '41434869', 'title': 'Get on Up (film)', 'start_paragraph_id': 1, 'start_character': 215, 'end_paragraph_id': 1, 'end_character': 231, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'live recordings of James Brown', 'provenance': [{'wikipedia_id': '41434869', 'title': 'Get on Up (film)', 'start_paragraph_id': 55, 'start_character': 165, 'end_paragraph_id': 55, 'end_character': 195, 'bleu_score': 1.0, 'section': 'Section::::Production.:Casting.\n'}]}, {'provenance': [{'wikipedia_id': '41434869', 'title': 'Get on Up (film)', 'start_paragraph_id': 55, 'start_character': 0, 'end_paragraph_id': 55, 'end_character': 859, 'bleu_score': 0.986797956037998, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 14593256413697208056}, 'section': 'Section::::Production.:Casting.\n'}]}]