question: What is the place of birth of Sextus Barbour's father?
context: [["John Templeton (botanist)", ["John Templeton( 1766\u20131825) was an early Irish naturalist and botanist.", "He is often referred to as the\" Father of Irish Botany\".", "He was the father of naturalist, artist and entomologist Robert Templeton."]], ["James Barbour (singer)", ["James Barbour( born April 25, 1966) is an American singer and Broadway actor."]], ["Roy Barbour", ["Roy Barbour( born 2 June 1935) is a Rhodesian field hockey player.", "He competed in the men's tournament at the 1964 Summer Olympics."]], ["Philip Pendleton Barbour", ["Philip Pendleton Barbour (May 25, 1783 \u2013 February 25, 1841) was the tenth Speaker of the United States House of Representatives and an Associate Justice of the Supreme Court of the United States.", "He is the only individual to serve in both positions.", "Born in Gordonsville, Virginia, Barbour established a legal career in Gordonsville after studying at the College of William & Mary.", "Several members of Barbour's family, including Governor James Barbour of Virginia, went on to hold prominent political office.", "Barbour won election to the House of Representatives in 1814 as a member of the Democratic-Republican Party.", "He served a single term as Speaker from 1821 to 1823 and declined to seek re-election to Congress in 1824.", "Barbour returned to Congress in 1827 as an ally of Andrew Jackson.", "Barbour served in Congress until 1830, when he accepted appointment as a judge of the United States District Court for the Eastern District of Virginia.", "President Jackson appointed Barbour to the Supreme Court in 1835 to fill a vacancy caused by the resignation in 1835 of Gabriel Duvall (December 6, 1752 \u2013 March 6, 1844) .", "Barbour served on the Court until his death in 1841.", "On the Court, Barbour generally supported Jacksonian principles and states' rights."]], ["Ross Barbour (footballer)", ["Ross Barbour( born 1 February 1993) is a Scottish semi-professional footballer currently playing for Linlithgow Rose in the East of Scotland Football League."]], ["Antwain Barbour", ["Antwain La' Mar Barbour( born June 27, 1982) is an American professional basketball player who last played for Hoops Club of the Lebanese Basketball League."]], ["Sextus Barbour", ["Dr. Sextus Barbour (July 26, 1813 \u2013 December 20, 1848) was a prominent American physician and planter.", "As the son of Philip Pendleton Barbour (May 25, 1783 \u2013 February 25, 1841), U.S. Congressman from Virginia and Associate Justice of the United States Supreme Court, Barbour was a scion of the Barbour political family."]], ["Obata Toramori", ["He was the father of Obata Masamori."]], ["Arthur Beauchamp", ["Arthur Beauchamp( 1827 \u2013 28 April 1910) was a Member of Parliament from New Zealand.", "He is remembered as the father of Harold Beauchamp, who rose to fame as chairman of the Bank of New Zealand and was the father of writer Katherine Mansfield."]], ["Cleomenes II", ["Cleomenes II( died 309 BC) was Agiad King of Sparta from 369 to 309 BC.", "The son of Cleombrotus I, he succeeded his brother Agesipolis II.", "He was the father of Acrotatus I, the father of Areus I, and of Cleonymus, the father of Leonidas II."]]]
supporting_facts: [["Sextus Barbour", 1], ["Philip Pendleton Barbour", 2]]
evidences: [["Sextus Barbour", "father", "Philip Pendleton Barbour"], ["Philip Pendleton Barbour", "place of birth", "Gordonsville, Virginia"]]
answer: Gordonsville, Virginia