Question: In 2013 McDowell's No.1 Celebration became the largest selling rum in India after overtaking  an iconic vatted Indian dark rum blended and aged for a minimum of how many years?
{'answer': '7', 'supporting_facts': [["McDowell's No.1 Celebration", 0], ["McDowell's No.1 Celebration", 2], ['Old Monk', 0], ['Old Monk', 1]]}