Question: when does the new episode of arrow come out
[{'answer': 'October 15 , 2018', 'provenance': [{'wikipedia_id': '37371793', 'title': 'List of Arrow episodes', 'start_paragraph_id': 1, 'start_character': 85, 'end_paragraph_id': 1, 'end_character': 102, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]