Question: when does dealer have to stay in blackjack
[{'answer': '17 or more points', 'provenance': [{'wikipedia_id': '3981', 'title': 'Blackjack', 'start_paragraph_id': 7, 'start_character': 245, 'end_paragraph_id': 7, 'end_character': 262, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '3981', 'title': 'Blackjack', 'start_paragraph_id': 7, 'start_character': 0, 'end_paragraph_id': 7, 'end_character': 755, 'bleu_score': 0.9855586187885531, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 17742044867440231118}, 'section': 'Section::::Abstract.'}]}]