Question: when was the last call of duty released
[{'answer': 'July 27 , 2017', 'provenance': [{'wikipedia_id': '8229010', 'title': 'Call of Duty', 'start_paragraph_id': 18, 'start_character': 294, 'end_paragraph_id': 18, 'end_character': 308, 'bleu_score': 1.0, 'section': 'Section::::Main series.:"Modern Warfare" story arc.:"Call of Duty: Modern Warfare Remastered".\n'}]}, {'provenance': [{'wikipedia_id': '8229010', 'title': 'Call of Duty', 'start_paragraph_id': 18, 'start_character': 0, 'end_paragraph_id': 18, 'end_character': 410, 'bleu_score': 0.6911485563631751, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 17062873639399838286}, 'section': 'Section::::Main series.:"Modern Warfare" story arc.:"Call of Duty: Modern Warfare Remastered".\n'}]}]