Question: The Coppermine River is a river in the North Slave and Kitikmeot regions of the Northwest Territories and Nunavut in Canada, it  flows generally north to Coronation Gulf, an arm of which ocean that is the smallest and shallowest of the world's five major oceans?
{'answer': 'Arctic Ocean', 'supporting_facts': [['Coppermine River', 2], ['Arctic Ocean', 0]]}