Question: how many episodes are there in season six of nashville
[{'answer': '16 episodes', 'provenance': [{'wikipedia_id': '55139311', 'title': 'Nashville (season 6)', 'start_paragraph_id': 1, 'start_character': 176, 'end_paragraph_id': 1, 'end_character': 187, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': '16', 'provenance': [{'wikipedia_id': '55139311', 'title': 'Nashville (season 6)', 'start_paragraph_id': 1, 'start_character': 176, 'end_paragraph_id': 1, 'end_character': 178, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '55139311', 'title': 'Nashville (season 6)', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 187, 'bleu_score': 0.763063796987382, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 10179473490429623717}, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '55139311', 'title': 'Nashville (season 6)', 'section': 'Section::::Abstract.', 'start_paragraph_id': 1, 'end_paragraph_id': 1, 'meta': {'evidence_span': ['The sixth and final season of the American television musical drama series "Nashville", created by Callie Khouri, premiered on January 4, 2018, on CMT. The season consisted of 16 episodes.', 'The sixth and final season of the American television musical drama series "Nashville", created by Callie Khouri, premiered on January 4, 2018, on CMT. The season consisted of 16 episodes.', 'Khouri, premiered on January 4, 2018, on CMT. The season consisted of 16 episodes.']}}]}]