Question: when does handmaid's tale episode 4 come out
[{'answer': 'May 3 , 2017', 'provenance': [{'wikipedia_id': '50430110', 'title': "The Handmaid's Tale (TV series)", 'start_paragraph_id': 69, 'start_character': 3, 'end_paragraph_id': 69, 'end_character': 15, 'bleu_score': 1.0, 'section': 'Section::::Production.\n'}]}]