Question: when do we find out who killed amy barnes
[{'answer': '10 October 2017', 'provenance': [{'wikipedia_id': '8423183', 'title': 'Amy Barnes', 'start_paragraph_id': 3, 'start_character': 776, 'end_paragraph_id': 3, 'end_character': 791, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]