Question: when does the 2017 season of bull start
[{'answer': 'September 26 , 2017', 'provenance': [{'wikipedia_id': '50532876', 'title': 'Bull (2016 TV series)', 'start_paragraph_id': 24, 'start_character': 826, 'end_paragraph_id': 24, 'end_character': 845, 'bleu_score': 1.0, 'section': 'Section::::Production.:Development.\n'}]}]