Question: when does braxton family values season 5 start
[{'answer': 'May 19 , 2016', 'provenance': [{'wikipedia_id': '53236472', 'title': 'Braxton Family Values (season 5)', 'start_paragraph_id': 9, 'start_character': 115, 'end_paragraph_id': 9, 'end_character': 128, 'bleu_score': 1.0, 'section': 'Section::::Synopsis.:U.S. television ratings.\n'}]}, {'provenance': [{'wikipedia_id': '53236472', 'title': 'Braxton Family Values (season 5)', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 406, 'bleu_score': 0.9657992495762461, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 9728953165707453352}, 'section': 'Section::::Abstract.'}]}]