Question: What county shares a border with the county that contains the birthplace of Carol Summers?

full_context: Document 1: Carol Strickland: Strickland graduated from Rhodes College in Memphis (Tennessee) in 1968. She studied English literature and earned a PhD from the University of Michigan in 1973. She taught at various universities during the 1980, such as Rutgers University and the State University of New York in Stony Brook. During a sabbatical in Geneva, Switzerland, she began writing widely on contemporary art. Having returned to the United States, she regularly published articles in The Christian Science Monitor, The New York Times, and the Wall Street Journal, but also for magazines, such as The Nation and Art & Antiques. Her articles are mainly focused on art and architecture. She is also the author of "The Annotated Mona Lisa" and "The Annotated Arch". "The Annotated Mona Lisa" includes articles on art history and architectural history from antiquity to the post-modern period. It has been translated in various languages.
Document 2: Neichen: Neichen is an "Ortsgemeinde" – a municipality belonging to a "Verbandsgemeinde", a kind of collective municipality – in the Vulkaneifel district in Rhineland-Palatinate, Germany. It belongs to the "Verbandsgemeinde" of Kelberg, whose seat is in the like-named municipality.
Document 3: Kingston, Hampshire: Kingston is a residential area of the city of Portsmouth in the English county of Hampshire, located between Buckland, Fratton and North End. It was a recognised suburb of the city by the middle of the 19th century.
Document 4: Carol Summers: Carol Summers was born in 1925 in Kingston, New York. He received a Bachelor of Arts degree from Bard College in 1951, studying with Stefan Hirsch and Louis Schanker.
Document 5: Marlborough, New York: Marlborough is a town in Ulster County, New York, United States. The population was 8,808 at the 2010 census. The town was named after the Duke of Marlborough. The Town of Marlborough is in the southeast part of the county. U.S. Route 9W passes through the eastern part of the town. US Route 44 and NY 55 cross the northwest corner of the town.
Document 6: Kingston (town), New York: Kingston is a town in Ulster County, New York, United States. The Town of Kingston is in the northeast part of Ulster County, north of the City of Kingston. Kingston is inside the Catskill Park. The population was 889 at the 2010 census.
Document 7: Carolus Maneken: Carolus Maneken was born circa 1419 in either Ghent or Kassel. He studied in Leuven, and was from 1437 until his death in 1493 the first director of the "Collège du Lys" or Paedagogium Lilii, one of the four colleges of the Arts Faculty.
Document 8: Hilary Summers: Hilary Summers is a Welsh dramatic contralto. She was trained at Reading University, the Royal Academy of Music, and the National Opera Studio in London. She has performed on soundtracks such as "", "The Libertine", and "The Hitchhiker's Guide to the Galaxy". She has created roles for composers Péter Eötvös and Elliott Carter, and is known to have a close working relationship with Michael Nyman. She created the leading role of the Art Banker in Nyman's opera "Facing Goya". In 2000 she performed the role of Mars in the first modern revival of Giovanni Legrenzi's "La divisione del mondo" at the Schwetzingen Festival. Her discography includes, for Chandos, Handel's "Partenope" and "Semele". She sang the Sorceress in "Dido and Aeneas" at the Opéra-Comique (2008, William Christie, D. Cohen).
Document 9: Sarah Sumner: Dr. Sumner has a Bachelor of Education from Baylor University, a Master of Theology from Wheaton College, and a Master of Business Administration from Azusa Pacific University. She was formally trained at Harvard to be a global change agent. She is the first woman to graduate from Trinity Evangelical Divinity School with a PhD in systematic theology.
Document 10: C. K. Schoonmaker Stone House: The C. K. Schoonmaker Stone House is located on Queens Highway near the hamlet of Kerhonkson, New York, United States, in the Ulster County town of Rochester. It is a stone bank house erected in the early 19th century.
Document 11: Germantown (town), New York: Germantown is a town in Columbia County, New York, United States. The population was 1,954 at the 2010 census. Germantown is located in the southwest part of the county, along the east side of the Hudson River.
Document 12: Kingston upon Thames: Kingston upon Thames, also known as Kingston, is an area of south west London, England, located 10.4 miles (16.7 km) south west of Charing Cross. It is the administrative centre of the Royal Borough of Kingston upon Thames, and identified as a major metropolitan centre in the London Plan.
Document 13: Chichester, New York: The hamlet of Chichester, New York, formerly referred to as Chichesterville, is one of the northernmost communities in the town of Shandaken, New York, being right next to the borderline between Ulster County and Greene County.
Document 14: Northshire, Delaware: Northshire is an unincorporated community in New Castle County, Delaware, United States. Northshire is located northeast of the intersection of Delaware Route 261 and Grubb Road to the northeast of Wilmington.
Document 15: Mountainville Grange Hall: The Mountainville Grange Hall is located on NY 32 just south of the hamlet of Mountainville in the town of Cornwall, Orange County, New York, United States. Built in 1904, the Grange sold it in 1984 to the Jerusalem Temple Lodge No. 721, a local Masonic body, and renamed the Cornwall Masonic Temple.
ground_truth: Greene County
sub_queries: Carol Summers >> place of birth Answer: Kingston
Kingston >> located in the administrative territorial entity Answer: Ulster County
Ulster County >> shares border with Answer: Greene County