Question: who made call of duty black ops 2
[{'answer': 'Treyarch', 'provenance': [{'wikipedia_id': '35640037', 'title': 'Call of Duty: Black Ops II', 'start_paragraph_id': 1, 'start_character': 66, 'end_paragraph_id': 1, 'end_character': 74, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '35640037', 'title': 'Call of Duty: Black Ops II', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 553, 'bleu_score': 0.537478435653824, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 2432785083452828137}, 'section': 'Section::::Abstract.'}]}]