Question: when was the last time michigan state was in the final four
[{'answer': '2015', 'provenance': [{'wikipedia_id': '10105828', 'title': "Michigan State Spartans men's basketball", 'start_paragraph_id': 2, 'start_character': 350, 'end_paragraph_id': 2, 'end_character': 354, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '10105828', 'title': "Michigan State Spartans men's basketball", 'start_paragraph_id': 2, 'start_character': 0, 'end_paragraph_id': 2, 'end_character': 459, 'bleu_score': 0.646213780543207, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 8162962753495559617}, 'section': 'Section::::Abstract.'}]}]