Question: the Southern Baptist Theological Seminary is located in a city that is the seat of which county ?
Context: Richard Albert Mohler Jr. (born October 19, 1959), is an American historical theologian and the ninth president of the Southern Baptist Theological Seminary in Louisville, Kentucky.  He has been described as "one of America's most influential evangelicals". Midwestern Baptist Theological Seminary (MBTS) is one of six official seminaries of the Southern Baptist Convention.  It is located in Kansas City, Missouri, United States.  Midwestern Baptist Theological Seminary also houses an undergraduate college, Midwestern Baptist College, SBC.  Although the seminary focuses primarily on graduate level education, there are several undergraduate programs through the college and diploma options for those lacking a college degree. Temple Baptist Seminary is the graduate school of Christian theology of Tennessee Temple University in Chattanooga, Tennessee.  Though originally established as "Southeastern Baptist Theological Seminary" on January 26, 1948, the name was changed to Temple Baptist Seminary five years later, after the Southern Baptist Convention founded its own Southeastern Baptist Theological Seminary. C. Barry McCarty is an American preacher and educator who has been associated with the Southern Baptist Convention and the Christian churches and churches of Christ.  McCarty is a former President of Cincinnati Christian University and the current Chief Parliamentarian for the Southern Baptist Convention.  From January 2010 to June 2015 he was the Senior Pastor of Peachtree Christian Church, a Disciples of Christ congregation, in Atlanta, Georgia.  In August 2015, his 30-year relationship with the SBC culminated in changing his church affiliation to Southern Baptist and accepting a call to the faculty of Southwestern Baptist Theological Seminary in Fort Worth as Professor of Preaching and Rhetoric. Baptist Theological Seminary at Richmond (BTSR) is a free-standing seminary in Richmond, Virginia.  It was founded in March 1989 by Virginia Baptists related to the Southern Baptist Alliance (now the Alliance of Baptists) and Baptist General Association of Virginia.  In the late 1980s, as the situation began to change in Southern Baptist Convention during the conservative resurgence/fundamentalist takeover, others in the region joined them in seeing the need for alternative options for theological education among Baptists.  BTSR is also affiliated with the Cooperative Baptist Fellowship.  Accredited by the Association of Theological Schools in the United States and Canada, BTSR offers degrees including the Master of Divinity, Master of Theological Studies, and Doctor of Ministry. Frank Stagg, Ph.D., (1911–2001) was a Southern Baptist theologian, seminary professor, author, and pastor over a 50-year ministry career.  He taught New Testament interpretation and Greek at New Orleans Baptist Theological Seminary from 1945 until 1964 and at the Southern Baptist Theological Seminary in Louisville, Kentucky from 1964 until 1978.  His publications, recognitions and honors earned him distinction as one of the eminent theologians of the past century.  Other eminent theologians have honored him as a "Teaching Prophet." Louisville ( , or ) is the largest city in the Commonwealth of Kentucky and the 29th-most populous city in the United States.  It is one of two cities in Kentucky designated as first-class, the other being the state's second-largest city of Lexington.  Louisville is the historical seat and, since 2003, the nominal seat of Jefferson County. Dr. Jerry A. Johnson is President of the National Religious Broadcasters.  He became president of NRB November 1, 2013 succeeded by Dr. Frank Wright.  Before accepting that post, he was President of Criswell College, and former Dean of Academics at Midwestern Baptist Theological Seminary.  He also held several positions during 14 years at Southern Baptist Theological Seminary.  From 2013-2014 he served as Chairman of the Nominating Committee of the Southern Baptist Convention. Benjamin Lee Merkle (born 1971) is an American New Testament scholar.  He is Associate Professor of New Testament and Greek at Southeastern Baptist Theological Seminary.  Merkle studied at Kuyper College, Westminster Seminary California, and Southern Baptist Theological Seminary.  He served as Professor of New Testament at Malaysia Baptist Theological Seminary before coming to SEBTS. Lee Rutland Scarborough (1870–1945) was an American Southern Baptist pastor, evangelist, denominational leader, and professor at the Southwestern Baptist Theological Seminary.  He accepted the invitation of B. H. Carroll in 1908 to occupy the world's first academic chair of evangelism, "The Chair of Fire," (also known as the L. R. Scarborough Chair of Evangelism) and chaired of the seminary's department of evangelism.  In February 1915, following the death of B. H. Carroll, he became president of Southwestern Baptist Theological Seminary.  He remained in both positions until 1942, during which time he also served a term as president of the Baptist General Convention of Texas (1929–32) and a term as president of the Southern Baptist Convention (1938–40).
Answer: Jefferson County