question: Do Nick Varner and Carl Duser share the same nationality?
context: [["Anisopus", ["Several genera share the name Anisopus:"]], ["Nick Varner", ["Nick Varner( born May 15, 1948 in Lexington, Kentucky) is an American pool player who was inducted into the Billiard Congress of America Hall of Fame in 1992.", "Varner was the winner of the 1999 WPA World Nine- ball Championship."]], ["Jeremy Jones (pool player)", ["Jeremy Jones( born April 30, 1971 in Baytown, Texas) is a professional pool player.", "He was the 1998 US Open One Pocket champion, the 2003 US Open 9 Ball champion, and has represented Team USA in the Mosconi Cup on seven occasions.", "Jones was the runner- up at the 1999 WPA World Nine- ball Championship losing 13- 8 to Nick Varner in the final."]], ["David Ji", ["David Longfen Ji is an American businessman who co-founded Apex Digital, an electronics manufacturer.", "In 2004, he was arrested in China following a dispute with Sichuan Changhong Electric, a supplier owned by the city of Mianyang and the province of Sichuan.", "Changhong accused him of defrauding them through bad checks.", "Ji was taken, according to an account by his lawyer, to the senior management and told, \"I decide whether you live or die.\"", "He has been held in China without charges.", "Ji's case highlighted an \"implicit racism\" in dealings with American businessmen.", "As a U.S. citizen he was not granted the same treatment by authorities as non-ethnically Chinese businessmen sharing the same nationality."]], ["Rice Family Cemetery", ["The Rice Family Cemetery is a historic cemetery at the junction of United States Route 65 and Arkansas Highway 388 in rural Varner, Arkansas.", "The small cemetery is the burial site of Robert R. Rice, one of the early settlers of Varner and a prominent race horse enthusiast.", "The cemetery contains seventeen graves, eleven of which are marked, dating from 1870 to 1965.", "In addition to members of the Rice family, it also holds graves of the Varner and Douglas families, also associated with the area's early history.", "The cemetery was listed on the National Register of Historic Places in 2003."]], ["Carl Duser", ["Carl Robert Duser( born July 22, 1932, at Hazleton, Pennsylvania) is a retired American Major League Baseball pitcher.", "He played for the Kansas City Athletics during the and seasons.", "He attended Weatherly Area High School, in Pennsylvania."]], ["George Augustus", ["Multiple people share the name George Augustus:"]], ["Frank Varner", ["Frank Varner( 14 July 1937 \u2013 26 June 2001) was a Norwegian businessman.", "He was born in Oslo to Petter Oskar Varner and Solveig Kleve.", "He settled in Asker- a suburb of Oslo- where he died in 2001.", "He married Turid Iversen in 1961.", "Varner opened his first clothes store in Oslo in 1962.", "In 1967 he founded Dressmann, a chain of men's clothing stores.", "In 1986 he established the holding company Varner- Gruppen, which developed into the largest operator in the textile retailing trade in Norway."]], ["Dug\u00e8s", ["Several people share the surname Dug\u00e8s:"]], ["Lacordaire", ["Several people share the surname Lacordaire:"]]]
supporting_facts: [["Nick Varner", 0], ["Carl Duser", 0]]
evidences: [["Nick Varner", "country of citizenship", "America"], ["Carl Duser", "country of citizenship", "American"]]
answer: yes