Question: What county includes the city where Jonas Plass was born?

full_context: Document 1: Łukasz Labuch: Lukasz competed in the 2004 Summer Paralympics winning a silver medal in the T37 100m, he also finished fourth in the 200m and eighth in the long jump.
Document 2: Florian Seitz: Florian Seitz (born 5 August 1982 in Berlin) is a German sprinter who specializes in the 400 metres. He represents OSC Berlin.
Document 3: Cyprus: Tennis player Marcos Baghdatis was ranked 8th in the world, was a finalist at the Australian Open, and reached the Wimbledon semi-final, all in 2006. High jumper Kyriakos Ioannou achieved a jump of 2.35 m at the 11th IAAF World Championships in Athletics in Osaka, Japan, in 2007, winning the bronze medal. He has been ranked third in the world. In motorsports, Tio Ellinas is a successful race car driver, currently racing in the GP3 Series for Marussia Manor Motorsport. There is also mixed martial artist Costas Philippou, who competes in the Ultimate Fighting Championship promotion's middleweight division. Costas holds a 6-3 record in UFC bouts, and recently defeated "The Monsoon" Lorenz Larkin with a Knockout in the 1st round.
Document 4: Namibia: Inline hockey was first played in 1995 and has also become more and more popular in the last years. The Women's inline hockey National Team participated in the 2008 FIRS World Championships. Namibia is the home for one of the toughest footraces in the world, the Namibian ultra marathon. The most famous athlete from Namibia is Frankie Fredericks, sprinter (100 and 200 m). He won four Olympic silver medals (1992, 1996) and also has medals from several World Athletics Championships. He is also known for humanitarian activities in Namibia and beyond.
Document 5: Wade Hampton, South Carolina: Wade Hampton is a census-designated place (CDP) in Greenville County, South Carolina, United States. The population was 20,622 at the 2010 census. It is named for American Civil War general and South Carolina governor Wade Hampton.
Document 6: Berea, South Carolina: Berea is a census-designated place (CDP) in Greenville County, South Carolina, United States. The population was 14,295 at the 2010 census. It is part of the Greenville–Mauldin–Easley Metropolitan Statistical Area.
Document 7: Charleston, South Carolina: Charleston is the oldest and largest city in the U.S. state of South Carolina, the county seat of Charleston County, and the principal city in the Charleston -- North Charleston -- Summerville Metropolitan Statistical Area. The city lies just south of the geographical midpoint of South Carolina's coastline and is located on Charleston Harbor, an inlet of the Atlantic Ocean formed by the confluence of the Ashley and Cooper rivers. Charleston had an estimated population of 134,385 in 2016. The estimated population of the Charleston metropolitan area, comprising Berkeley, Charleston, and Dorchester counties, was 761,155 residents in 2016, the third - largest in the state and the 78th - largest metropolitan statistical area in the United States.
Document 8: Jonas Plass: Jonas Plass (born 1 August 1986 in Bamberg) is a German athlete who competes in the sprint with a personal best time of 46.00 seconds over the 400 metres.
Document 9: Greenville County, South Carolina: Greenville County is a county located in the state of South Carolina, in the United States. As of the 2010 census, the population was 451,225, making it the most populous county in the state. In 2017, the estimated population of the county was 506,837. Its county seat is Greenville. The county is also home to the Greenville County School District, the largest school system in South Carolina. County government is headquartered at Greenville County Square.
Document 10: Batesburg-Leesville, South Carolina: Batesburg-Leesville is a town in Lexington and Saluda counties, South Carolina United States. According to the U.S. Census Bureau, the town's population was 5,448 in 2016, up from 5,362 at the 2010 census.
Document 11: Phatsorn Jaksuninkorn: Jaksunin represented Thailand at the 2008 Summer Olympics in Beijing. She competed at the 4x100 metres relay together with Orranut Klomdee, Jutamass Thavoncharoen and Nongnuch Sanrat. In their first round heat they placed fifth in a time of 44.38 seconds was the eleventh time overall out of sixteen participating nations. With this result they failed to qualify for the final.
Document 12: Ehrhardt, South Carolina: Ehrhardt is a town in Bamberg County, South Carolina, United States. As of the 2010 census, the town population was 545.
Document 13: Poh Seng Song: Poh Seng Song (born January 30, 1983) is an athlete from Singapore who specialises in the 100 metres sprint and 4 x 100 metres relay.
Document 14: Bamberg, South Carolina: Bamberg is a city in and the county seat of Bamberg County, South Carolina, United States. The population was 3,607 at the 2010 census.
Document 15: Mark Plaatjes: Mark Plaatjes (born 2 June 1962 in Johannesburg) was the marathon champion at the 1993 World Championships in Athletics in Stuttgart.
ground_truth: Bamberg County
sub_queries: Jonas Plass >> place of birth Answer: Bamberg
Bamberg >> located in the administrative territorial entity Answer: Bamberg County