Question:  Lincoln Regional Airport is a town in a county in Maine with a population of 153,923, and whose county seat is what?
Context: Stafford Regional Airport (ICAO: KRMN, FAA LID: RMN) is a public airport located three miles (5 km) southwest of the central business district of Stafford, the county seat of Stafford County, Virginia, United States.  The airport is southwest of the intersection of Route 630 and U.S. Route 1 near Interstate 95, approximately 40 mi south of Washington, D.C. and 60 mi north of Richmond.  It is owned and operated by the Stafford Regional Airport Authority, an independent body of representatives from Stafford and Prince William Counties and the City of Fredericksburg. Pittsburgh-Butler Regional Airport (IATA: BTP, ICAO: KBTP, FAA LID: BTP) , also known as the Butler County Airport or K. W. Scholter Field, is a public airport 5 mi southwest of the central business district of Butler, the county seat of Butler County, Pennsylvania, United States.  The airport serves the northern suburbs of the Pittsburgh metropolitan area.  It is owned by the Butler County Airport Authority. Lincoln Regional Airport (ICAO: KLHM, FAA LID: LHM, formerly O51) (Karl Harder Field) is a public airport three miles (5 km) west of Lincoln, in Placer County, California.  It is owned by the City of Lincoln. The Maysville Micropolitan Statistical Area (μSA), as defined by the United States Census Bureau, is coterminous with Mason County, Kentucky, whose county seat and largest city is Maysville.  As of the 2010 census, the population of Mason County and the current µSA was 17,490, and 2014 Census Bureau estimates place the population at 17,166. Mankato ( ) is a city in Blue Earth, Nicollet, and Le Sueur counties in the state of Minnesota.  It is the 22nd biggest city in Minnesota.  The population was 41,044 according to 2015 US census estimates, making it the fifth largest city in Minnesota outside of the Minneapolis–Saint Paul metropolitan area.  The county seat of Blue Earth County, it is located along a large bend of the Minnesota River at its confluence with the Blue Earth River.  Mankato is across the Minnesota River from North Mankato.  Mankato and North Mankato have a combined population of over 53,000, according to the 2010 census.  It completely encompasses the town of Skyline.  North of Mankato Regional Airport, a tiny non-contiguous part of the city is located within Le Sueur County.  Most of the city of Mankato is located within Blue Earth County. Lincoln Regional Airport (ICAO: KLRG, FAA LID: LRG) is a public airport located 2 nmi southwest of the central business district of Lincoln, a town in Penobscot County, Maine, United States.  It is owned by the Town of Lincoln. Winner is a city in Tripp County, South Dakota, United States.  The population was 2,897 at the 2010 census.  It is the county seat of Tripp County.  Winner also serves as the administrative center of neighboring Todd County, which does not have its own county seat.  The nearest airport is Winner Regional Airport. Northern Aroostook Regional Airport (IATA: WFK, ICAO: KFVE, FAA LID: FVE) is a public airport three miles (5 km) east of the central business district of Frenchville, a town in Aroostook County, Maine, United States.  It is owned by the Northern Aroostook Regional Airport Authority. Penobscot County is a county located in the U.S. state of Maine.  As of the 2010 census, the population was 153,923.  Its county seat is Bangor.  The county was established on 15 February 1816 from a portion of Hancock County when the area was still part of Massachusetts.  Penobscot County is home to the University of Maine. Lincolnton–Lincoln County Regional Airport (ICAO: KIPJ, FAA LID: IPJ) is a public use airport located five nautical miles (9 km) east of the central business district of Lincolnton, a city in Lincoln County, North Carolina, United States.  It is owned by the City of Lincolnton & Lincoln County.  According to the FAA's National Plan of Integrated Airport Systems for 2009–2013, it is a "general aviation" airport (it had previously been a "reliever airport").
Answer: Bangor