Question: What is the distance in miles from Nashville to the place where Hemlock Semiconductor produces electronic components?

Knowledge 1: Tennessee
Major corporations with headquarters in Tennessee include FedEx, AutoZone and International Paper, all based in Memphis; Pilot Corporation and Regal Entertainment Group, based in Knoxville; Eastman Chemical Company, based in Kingsport; the North American headquarters of Nissan Motor Company, based in Franklin; Hospital Corporation of America and Caterpillar Financial, based in Nashville; and Unum, based in Chattanooga. Tennessee is also the location of the Volkswagen factory in Chattanooga, a $2 billion polysilicon production facility by Wacker Chemie in Bradley County, and a $1.2 billion polysilicon production facility by Hemlock Semiconductor in Clarksville. [SEP] Knowledge 2: Tennessee
The capital is Nashville, though Knoxville, Kingston, and Murfreesboro have all served as state capitals in the past. Memphis has the largest population of any city in the state. Nashville's 13-county metropolitan area has been the state's largest since c. 1990. Chattanooga and Knoxville, both in the eastern part of the state near the Great Smoky Mountains, each has approximately one-third of the population of Memphis or Nashville. The city of Clarksville is a fifth significant population center, some 45 miles (72 km) northwest of Nashville. Murfreesboro is the sixth-largest city in Tennessee, consisting of some 108,755 residents.
Knowledge 1: Tennessee
Major corporations with headquarters in Tennessee include FedEx, AutoZone and International Paper, all based in Memphis; Pilot Corporation and Regal Entertainment Group, based in Knoxville; Eastman Chemical Company, based in Kingsport; the North American headquarters of Nissan Motor Company, based in Franklin; Hospital Corporation of America and Caterpillar Financial, based in Nashville; and Unum, based in Chattanooga. Tennessee is also the location of the Volkswagen factory in Chattanooga, a $2 billion polysilicon production facility by Wacker Chemie in Bradley County, and a $1.2 billion polysilicon production facility by Hemlock Semiconductor in Clarksville. [SEP] Knowledge 2: Tennessee
Tennessee (i/tɛnᵻˈsiː/) (Cherokee: ᏔᎾᏏ, Tanasi) is a state located in the southeastern United States. Tennessee is the 36th largest and the 17th most populous of the 50 United States. Tennessee is bordered by Kentucky and Virginia to the north, North Carolina to the east, Georgia, Alabama, and Mississippi to the south, and Arkansas and Missouri to the west. The Appalachian Mountains dominate the eastern part of the state, and the Mississippi River forms the state's western border. Tennessee's capital and second largest city is Nashville, which has a population of 601,222. Memphis is the state's largest city, with a population of 653,450.
Knowledge 1: Tennessee
Major corporations with headquarters in Tennessee include FedEx, AutoZone and International Paper, all based in Memphis; Pilot Corporation and Regal Entertainment Group, based in Knoxville; Eastman Chemical Company, based in Kingsport; the North American headquarters of Nissan Motor Company, based in Franklin; Hospital Corporation of America and Caterpillar Financial, based in Nashville; and Unum, based in Chattanooga. Tennessee is also the location of the Volkswagen factory in Chattanooga, a $2 billion polysilicon production facility by Wacker Chemie in Bradley County, and a $1.2 billion polysilicon production facility by Hemlock Semiconductor in Clarksville. [SEP] Knowledge 2: Nashville metropolitan area
The Mid-State Nashville - Davidson -- Murfreesboro -- Franklin, TN, Metropolitan Statistical Area Country United States State (s) Tennessee Largest city Nashville Other cities Murfreesboro, Franklin Area Total 7,484 sq mi (19,380 km) Highest elevation 2,092 ft (638 m) Lowest elevation 359 ft (109 m) Population (2016 est.) Total 1,865,298 Rank 36th in the U.S. Density 240 / sq mi (106 / km)

Answer: 45