Question: when did the surface pro 2 come out
[{'answer': 'October 22 , 2013', 'provenance': [{'wikipedia_id': '40609806', 'title': 'Surface Pro 2', 'start_paragraph_id': 3, 'start_character': 99, 'end_paragraph_id': 3, 'end_character': 116, 'bleu_score': 1.0, 'section': 'Section::::History.\n'}]}, {'provenance': [{'wikipedia_id': '40609806', 'title': 'Surface Pro 2', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 518, 'bleu_score': 0.8875460542830941, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 14921718477365490920}, 'section': 'Section::::Abstract.'}]}]