Question: Which county's capital is the city where William Henry Sneed lived when he died?

full_context: Document 1: Tennessee: In February 1861, secessionists in Tennessee's state government—led by Governor Isham Harris—sought voter approval for a convention to sever ties with the United States, but Tennessee voters rejected the referendum by a 54–46% margin. The strongest opposition to secession came from East Tennessee (which later tried to form a separate Union-aligned state). Following the Confederate attack upon Fort Sumter in April and Lincoln's call for troops from Tennessee and other states in response, Governor Isham Harris began military mobilization, submitted an ordinance of secession to the General Assembly, and made direct overtures to the Confederate government. The Tennessee legislature ratified an agreement to enter a military league with the Confederate States on May 7, 1861. On June 8, 1861, with people in Middle Tennessee having significantly changed their position, voters approved a second referendum calling for secession, becoming the last state to do so.
Document 2: Clark County Government Center: The Clark County Government Center serves as the government center building for Clark County, Nevada. It is located in Downtown Las Vegas. The complex designed by Fentress Bradburn and opened in 1995 consists of a six-story county administration building, three one-story buildings for the county commissioners’ chambers, a multipurpose community facility and a central plant. It includes space for government administration, a law enforcement complex, a performing arts complex, a child-care facility and structured parking. It also contains a single-story auditorium, a pyramid-shaped cafeteria and a cylindrical, six-story reception hall, as well as office buildings.
Document 3: William Selden: According to the Library of Virginia "William Selden was born 31 January 1791 in Henrico County, Virginia, to Miles Selden (1752-1811) and Elizabeth Armistead Selden (1752-1833). He was a member for Henrico County in the House of Delegates from 1813 to 1816 and from 1818 to 1821. He later served as Registrar of the Land Office. He married first Maria Eliza Swann (d. 1834) 26 November 1833, and they had one child. He married second Emily Hunter 9 June 1840, and they had eight children. Selden died 7 April 1874."
Document 4: City Center Square: City Center Square is a skyscraper in downtown Kansas City, Missouri, built by Skidmore, Owings & Merrill, in the Spring of 1977. It occupies the entire block of 11th Street to 12th Street, and from Main Street to Baltimore Street. It's tower is 30 stories tall, constructed with a reinforced concrete structure evident by the look of the exterior. It is the tenth-tallest habitable structure in the Kansas City Metropolitan Area, and the fifteenth-tallest habitable structure in Missouri at .
Document 5: William R. Snodgrass Tennessee Tower: The William R. Snodgrass Tennessee Tower (also known as the Tennessee Tower) is a skyscraper in downtown Nashville, Tennessee, that houses Tennessee government offices. The tower was built for the National Life and Accident Insurance Company and served as its National Life Center until the State of Tennessee acquired it on January 3, 1994. More than 1,000 state employees who had been assigned to numerous locations now work in the building.
Document 6: John L. Helm: Helm was first elected to the Kentucky House of Representatives in 1826; between 1826 and 1843 he served eleven one-year terms in the state house. In 1844 he was elected to the state senate, where he served continuously until he was chosen as the Whig Party nominee for lieutenant governor on a ticket with John J. Crittenden, famous for the Crittenden Compromise. The Whigs won the general election and Helm was elevated to governor on July 31, 1850, when Crittenden resigned to accept an appointment as United States Attorney General in President Millard Fillmore's cabinet. After his service as governor Helm became president of the struggling Louisville and Nashville Railroad. He invested thousands of dollars of his own money in the project and convinced residents along the line's main route to buy stock in the company. In 1859 the line was completed, but the next year Helm resigned over of differences with the board of directors regarding a proposed branch that would extend the line to Memphis, Tennessee.
Document 7: Tennessee: Local law enforcement is divided between County Sheriff's Offices and Municipal Police Departments. Tennessee's Constitution requires that each County have an elected Sheriff. In 94 of the 95 counties the Sheriff is the chief law enforcement officer in the county and has jurisdiction over the county as a whole. Each Sheriff's Office is responsible for warrant service, court security, jail operations and primary law enforcement in the unincorporated areas of a county as well as providing support to the municipal police departments. Incorporated municipalities are required to maintain a police department to provide police services within their corporate limits.
Document 8: Government of Canada Building, Moncton: The Government of Canada Building is one of the tallest buildings in Moncton, New Brunswick. The building is 34 meters tall and has 9 floors. The building was constructed in 1977 and is located at 777 Main Street in downtown Moncton. It is mainly used as offices for the Government of Canada as well as various lawyers. The entire top floor of the building is occupied by offices for Freedom 55 Financial and the Quadrus Group both divisions of the London Life Insurance Company.
Document 9: Alfred O. P. Nicholson: Nicholson was born near Franklin, Tennessee, in Williamson County. He attended the University of North Carolina at Chapel Hill, graduating in 1827. He studied law and was admitted to the bar in 1831, opening a law practice in Columbia, Tennessee. He edited the "Western Mercury", a paper then published in Columbia, from 1832 to 1835. He also served in the Tennessee House of Representatives from 1833 to 1839. In 1840 he was appointed, on an interim basis, to succeed to the U.S. Senate seat vacated by the death of Senator Felix Grundy. He served in that office from December 25, 1840, to February 7, 1842. From 1843 to 1845 he served in the Tennessee State Senate, moving to Nashville during this period, and edited the "Nashville Union" from 1844 to 1846. From 1846 to 1847 he served as a director, and then as president, of the Bank of Tennessee.
Document 10: William Graham Swan: William Graham Swan (1821 – April 12, 1869) was an American attorney and politician active primarily in East Tennessee during the mid-19th century. Swan served in the Confederate States Congress during the American Civil War, and served one term as mayor of Knoxville, Tennessee, from 1855 until late 1856. He also helped establish the town of East Knoxville (later annexed by Knoxville), and served as its first mayor in the late 1850s. In 1854, Swan and his brother-in-law, Joseph Mabry, donated the initial land for the formation of Market Square in downtown Knoxville.
Document 11: William Nathan Harrell Smith: William Nathan Harrell Smith (September 24, 1812 – November 14, 1889) was a United States Representative from North Carolina; born in Murfreesboro, North Carolina, September 24, 1812; attended the common schools in Murfreesboro, N.C., Kingston, Rhode Island, and Colchester, Connecticut and East Lyme, Connecticut; was graduated from Yale College in 1834 and from Yale Law School in 1836; was admitted to the bar and commenced practice in Murfreesboro, N.C., in 1839; held several local offices; was a member of the State house of commons in 1840, 1858, 1865, and 1866; served in the State senate in 1848; solicitor (prosecutor) of the first judicial district of North Carolina for eight years; elected as an Opposition Party candidate to the Thirty-sixth Congress (March 4, 1859 – March 3, 1861); unsuccessful candidate (backed by the American Party and many Democrats) for Speaker; served in the Confederate Congress 1862-1865; delegate to the Democratic National Convention at New York City in 1868; served as counsel for Governor W. W. Holden in his 1871 impeachment trial; chief justice of the North Carolina Supreme Court 1878-1889; died in Raleigh, North Carolina, November 14, 1889; interment in Historic Oakwood Cemetery.
Document 12: Samuel Snowden Hayes: Samuel Snowden Hayes (December 25, 1820 – January 28, 1880) was an American politician from Tennessee. Hayes moved to Illinois after a family tragedy and eventually established a successful law practice in Carmi. He became a prominent politician in White County, serving two terms in the Illinois House of Representatives and attending the 1848 state constitutional convention. He was a staunch supporter of the Democratic Party and often campaigned on their behalf. He moved to Chicago, Illinois in 1850 and became one of the city's leading Democratic voices preceding the Civil War. From 1858, he supported Stephen A. Douglas and championed him at the 1860 Democratic National Convention. He was one of the three delegates on the United States Revenue Commission in 1865.
Document 13: William Henry Sneed: William Henry Sneed (August 27, 1812 – September 18, 1869) was an American attorney and politician, active initially in Murfreesboro, Tennessee, and later in Knoxville, Tennessee, during the mid-19th century. He was a member of the United States House of Representatives for Tennessee's 2nd congressional district during the Thirty-fourth Congress (1855–1857). In the months leading up to the Civil War, he became a leader of Knoxville's secessionist movement. Along with his successful career as an attorney, Sneed was involved in a number of business ventures, most notably the Lamar House Hotel, which he purchased in 1856.
Document 14: Minneapolis City Hall: Minneapolis City Hall and Hennepin County Courthouse (also known as the Municipal Building), designed by Long and Kees in 1888, is the main building used by the city government of Minneapolis, Minnesota as well as by Hennepin County, Minnesota. The structure has served as mainly local government offices since it was built, and today the building is 60 percent occupied by the city and 40 percent occupied by the County. The building is jointly owned by the city and county and managed by the Municipal Building Commission. The Commission consists of the chair of the County Board, the mayor of the City of Minneapolis, a member of the County Board and a member of the Minneapolis City Council. The County Board chair serves as the president of the Commission and the mayor serves as the vice president. The building bears a striking resemblance to the city hall buildings in Cincinnati and Toronto. The City Hall and Courthouse was added to the National Register of Historic Places in 1974.
Document 15: Knoxville City-County Building: The Knoxville City-County Building is a building at 400 Main Street in Knoxville, Tennessee that houses the offices of the city government of Knoxville and the county government of Knox County, Tennessee. It also houses the Knox County Jail. The building stands ten stories, and contains of office space. At the time it was built it was said to be the largest office building in Tennessee.
ground_truth: Knox County
sub_queries: What city did William Henry Sneed live when he died? Answer: Knoxville
Knoxville >> capital of Answer: Knox County