Question: when was the last time the mets went to the world series
[{'answer': '2015', 'provenance': [{'wikipedia_id': '21728', 'title': 'New York Mets', 'start_paragraph_id': 4, 'start_character': 206, 'end_paragraph_id': 4, 'end_character': 210, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '21728', 'title': 'New York Mets', 'start_paragraph_id': 3, 'start_character': 0, 'end_paragraph_id': 3, 'end_character': 697, 'bleu_score': 0.8434252632618341, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 3689503461724063670}, 'section': 'Section::::Abstract.'}]}]