Question: how much was an iphone 6 when it came out
[{'answer': 'US $649', 'provenance': [{'wikipedia_id': '42259842', 'title': 'IPhone 6', 'start_paragraph_id': 7, 'start_character': 269, 'end_paragraph_id': 7, 'end_character': 275, 'bleu_score': 1.0, 'section': 'Section::::History.\n'}]}, {'provenance': [{'wikipedia_id': '42259842', 'title': 'IPhone 6', 'start_paragraph_id': 7, 'start_character': 0, 'end_paragraph_id': 7, 'end_character': 983, 'bleu_score': 0.9736943262081631, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 10074712748817588141}, 'section': 'Section::::History.\n'}]}]