Question: when was the iphone 6 released in canada
[{'answer': 'July 2017', 'provenance': [{'wikipedia_id': '42259842', 'title': 'IPhone 6', 'start_paragraph_id': 4, 'start_character': 594, 'end_paragraph_id': 4, 'end_character': 603, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '42259842', 'title': 'IPhone 6', 'start_paragraph_id': 4, 'start_character': 0, 'end_paragraph_id': 4, 'end_character': 603, 'bleu_score': 0.9608889364388631, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 10656989874981942691}, 'section': 'Section::::Abstract.'}]}]