original question: Which french department has [Beauvais] as the chef-lieu ?
answer: oise
answer type: French Department.
auxiliary information: Beauvais is a city and commune in northern France. It serves as the capital of the Oise d√©partement, in the Picardy region. Beauvais is located approximately 75 kilometres from Paris. The residents of the city are called Beauvaisiens. The municipality of Beauvais has a population of 54,289 as of 2012, population estimate from the Insee, and ranks as the most populous city in the Oise department, and the third most-populous city in Picardy. Together with its suburbs and satellite towns, the metropolitan area of Beauvais has a population of 103,885.
Name the French department that has [Beauvais] as the chef-lieu.