Question: In which county of Nevada was the city located in which William Woodburn commenced the practice of law?

Context paragraphs:
Edwin E. Roberts: Edwin Ewing Roberts (December 12, 1870 – December 11, 1933) was a United States Representative from Nevada.  He was born in Pleasant Grove, Sutter County, California.  He attended the public schools and graduated from the State normal school in San Jose, California, in 1891.  He taught school at Hollister, California, 1891-1897 and at Empire, Nevada, 1897-1899.  He then studied law and was admitted to the bar in 1899 and commenced practice in Carson City, Nevada and also engaged in the newspaper publishing business.  He was district attorney of Ormsby County from 1900 to 1910.  He was elected as a Republican to the 62nd and the three succeeding Congresses.  On April 5, 1917 he voted against declaring war on Germany.  He did not seek renomination in 1918, but was an unsuccessful candidate for the United States Senate, losing to Charles B. Henderson by a vote of 12,197 to 8.053.  After leaving Congress Roberts was elected mayor of Reno in 1923 and held that office until his death.

William A. Massey: William Alexander Massey (October 7, 1856March 5, 1914) was a United States Senator from Nevada.  Born in Trumbull County, Ohio, he moved with his parents to Edgar County, Illinois in 1865.  He attended the common schools, Union Christian College in Merom, Indiana, and the Indiana Asbury University (now De Pauw University) in Greencastle, Indiana.  He studied law, and was admitted to the bar in 1877, commencing practice in Sullivan, Indiana.  He moved to San Diego, California in 1886, and to Nevada in 1887, where he prospected and mined, and later took up the practice of law in Elko, Nevada.

Thomas Ray Hamer: Thomas Ray Hamer (May 4, 1864 – December 22, 1950) was a United States Representative from Idaho.  Hamer served as a single term as a Republican in the House from 1909 to 1911, representing the state at-large.  Hamer attended Hedding College, and Indiana University School of Law - Bloomington (now Indiana University Maurer School of Law), and was admitted to the bar and commenced practice in St. Anthony, Idaho, in 1893.  He engaged in agricultural pursuits in Fremont County, Idaho before entering politics.  He was a member of the Idaho House of Representatives in 1896 and served until 1898 when he enlisted as a private in the First Regiment, Idaho Volunteer Infantry and served as captain and lieutenant colonel in the Philippine–American War.  After his term in congress, Hamer resumed his law practice in St. Anthony, Idaho engaging in banking at St. Anthony and Boise, Idaho.  He would go on to once again serve in the military as a major and lieutenant colonel in the Judge Advocate General’s Department, during the First World War; After his service he would re-locate to Portland, Oregon and practice private law, until 1943, when he retired and moved to Los Angeles, California.  He died in Phoenix, Arizona, on December 22, 1950, at the age of 86.

William Woodburn: William Woodburn (April 14, 1838 – January 15, 1915) was an American politician and a member of the United States House of Representatives from Nevada.  He immigrated with his parents to the United States in 1849.  He attended St. Charles College, Maryland, studied law, and was admitted to the bar in 1866.  He commenced the practice of law in Virginia City, Nevada.  In 1871 and 1872, he was the district attorney of Storey County, Nevada.

Virginia City, Nevada: Virginia City is a census-designated place (CDP) that is the county seat of Storey County, Nevada.  It is part of the Reno–Sparks Metropolitan Statistical Area.

Woodburn Stud: Woodburn Stud was an American horse breeding farm located in Woodford County, Kentucky about ten miles (16 km) from the city of Lexington.  It was established in the 18th century as an original land grant property of General Hugh Mercer to whom it had been granted for his military services during the American Revolutionary War.  Robert Alexander (1767–1841), a Scottish immigrant, came to Virginia from Scotland in 1786.  Around 1790 he purchased the Mercer estate in Kentucky.  Under the guidance of his son, Robert A. Alexander, during the 19th century, Woodburn Stud became the birthplace of Kentucky's Thoroughbred industry.

Oscar Larson: Oscar John Larson (May 20, 1871 – August 1, 1957) was a U.S. Representative from Minnesota.  He was born in a Swedish-speaking family in Oulu, Finland and immigrated to the United States in 1876 with his parents, who settled in Calumet, Michigan.  He attended the public schools and graduated from the Northern Indiana Normal School (now Valparaiso University) in 1891.  He subsequently graduated from the law department of the University of Michigan at Ann Arbor in 1894, was admitted to the bar and commenced practice in Calumet in 1894.  He served as the prosecuting attorney for Houghton County from 1899 – 1904.  In 1907, he moved to Duluth, Minnesota and continued the practice of law.  He was elected as a Republican to the 67th and 68th congresses, (March 4, 1921 – March 3, 1925), opting not to run for re-election in 1924.  He resumed the practice of law for many years and died in Duluth on August 1, 1957.  He is buried in Forest Hill Cemetery in Ann Arbor, Michigan.

Frank Nye: Frank Mellen Nye (March 7, 1852 – November 29, 1935) was a Representative from Minnesota; born in Shirley, Piscataquis County, Maine; moved to Wisconsin with his parents, who settled on a farm near River Falls, Pierce County, in 1855; attended the common schools and the local academy in River Falls; taught school for several years and then studied law; was admitted to the bar in 1878 and commenced practice in Hudson, Wisconsin; district attorney of Polk County, Wisconsin, 1879 – 1884; member of the Wisconsin State Assembly in 1884 and 1885; moved to Minnesota in 1886, settled in Minneapolis, and continued the practice of law; assistant prosecuting attorney of Hennepin County; prosecuting attorney 1893 – 1897; elected as a Republican to the Sixtieth, Sixty-first, and Sixty-second congresses (March 4, 1907 – March 3, 1913); declined to be a candidate for renomination in 1912; resumed the practice of his profession in Minneapolis; elected in 1920 judge of the district court of Hennepin County for a six-year term; reelected in 1926 and served until his retirement in 1932; died in Minneapolis, November 29, 1935; interment in Greenwood Cemetery, River Falls, Wisconsin.

Woodburn (Charles City, Virginia): Woodburn, also known as Woodbourne, is a historic plantation house located near Charles City, Charles City County, Virginia.  The house was built about 1815 by John Tyler, who later served as tenth President of the United States.  The Palladian house is a three-part frame structure consisting of a tall, two-story, three-bay central section with a gable-end facade and flanking chimneys, and two, low one-story, one-bay wings.  Also on the property are a contributing one-story frame office (c. 1830) and an original smokehouse.  The Woodburn property was purchased by John Tyler in 1813.  He resided there until 1821, and sold the property to his brother Wat H. Tyler in 1831.  During his residence at Woodburn, he served as Congressman.

George Ross Smith: George Ross Smith (May 28, 1864 – November 7, 1952) was a U.S. Representative from Minnesota; born in St. Cloud, Stearns County, Minnesota; attended the public schools and Sauk Centre (Minnesota) Academy; was graduated from the law school of the University of Minnesota at Minneapolis in 1893; was admitted to the bar in 1893 and commenced practice in Minneapolis; member of the Minnesota House of Representatives in 1903; judge of the probate court of Hennepin County, Minnesota, 1907 – 1913; elected as a Republican to the Sixty-third and Sixty-fourth Congresses (March 4, 1913 – March 3, 1917); unsuccessful candidate for reelection in 1916 to the Sixty-fifth Congress; resumed the practice of law and taught law classes at Minneapolis-Minnesota Law School; died in Minneapolis, Minnesota, November 7, 1952; interment in St. Mary's Cemetery.

Supporting paragraphs: William Woodburn Virginia City, Nevada
Answer: Storey County