Question: North Battleford Energy Centre is a natural gas-fired station owned by Northland Power located in the Rural Municipality of North Battleford, Saskatchewan, the plant was built by Kiewit Construction, an employee-owned Fortune 500 contractor based in Omaha, in which state?
{'answer': 'Nebraska', 'supporting_facts': [['North Battleford Energy Centre', 3], ['Kiewit Corporation', 0]]}