Question: when was the last time melbourne football club won a premiership
[{'answer': '1964', 'provenance': [{'wikipedia_id': '97831', 'title': 'Melbourne Football Club', 'start_paragraph_id': 2, 'start_character': 822, 'end_paragraph_id': 2, 'end_character': 826, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]