Question: when did the ps4 come out in usa
[{'answer': '2013', 'provenance': [{'wikipedia_id': '35723752', 'title': 'PlayStation 4', 'start_paragraph_id': 1, 'start_character': 203, 'end_paragraph_id': 1, 'end_character': 207, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '35723752', 'title': 'PlayStation 4', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 415, 'bleu_score': 0.66567671658627, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 5522084951389013951}, 'section': 'Section::::Abstract.'}]}]