Question: when was the last of us 2 announced
[{'answer': 'December 2016', 'provenance': [{'wikipedia_id': '52464953', 'title': 'The Last of Us Part II', 'start_paragraph_id': 1, 'start_character': 259, 'end_paragraph_id': 1, 'end_character': 272, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '52464953', 'title': 'The Last of Us Part II', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 394, 'bleu_score': 0.639601691962133, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 14703146109044112042}, 'section': 'Section::::Abstract.'}]}]