Task: Question Answering
Input (English): Context_1 : Saffordville is an unincorporated community in Chase County, Kansas, United States. Context_2 : Chase County (county code CS) is a county located in the U.S. state of Kansas. As of the 2010 census, the county population was 2,790. Its county seat and most populous city is Cottonwood Falls. The center of population of Kansas is located in Chase County, about four miles north of Strong City. fact_1 : Saffordville is an unincorporated community in Chase County, Kansas, United States. fact_2 :  As of the 2010 census, the county population was 2,790. Question: What was the population in 2010 of the county Saffordville is in?
Output (English): 2,790