Question: What county shares a border with another county, where the community of Guilford is located?

full_context: Document 1: John Marshall: John Marshall (September 24, 1755 -- July 6, 1835) was an American politician. He was the fourth Chief Justice of the United States (1801 -- 1835). His court opinions helped lay the basis for United States constitutional law and many say he made the Supreme Court of the United States a coequal branch of government along with the legislative and executive branches. Previously, Marshall had been a leader of the Federalist Party in Virginia and served in the United States House of Representatives from 1799 to 1800. He was Secretary of State under President John Adams from 1800 to 1801 and, at the age of 45, became the last of the chief justices to be born in Colonial America.
Document 2: Guilford, Pennsylvania: Guilford is a census-designated place (CDP) in Franklin County, Pennsylvania, United States. The population was 2,138 at the 2010 census.
Document 3: John Marshall: John Marshall (September 24, 1755 -- July 6, 1835) was an American politician and the fourth Chief Justice of the United States (1801 -- 1835). His court opinions helped lay the basis for United States constitutional law and many say he made the Supreme Court of the United States a coequal branch of government along with the legislative and executive branches. Previously, Marshall had been a leader of the Federalist Party in Virginia and served in the United States House of Representatives from 1799 to 1800. He was Secretary of State under President John Adams from 1800 to 1801 and, at the age of 45, became the last of the chief justices to be born in Colonial America.
Document 4: Franklin, New Jersey: Franklin is a borough in Sussex County, New Jersey, United States. As of the 2010 United States Census, the borough's population was 5,045 reflecting a decline of 115 (-2.2%) from the 5,160 counted in the 2000 Census, which had in turn increased by 183 (+3.7%) from the 4,977 counted in the 1990 Census.
Document 5: New Milford, Pennsylvania: New Milford is a borough in Susquehanna County, Pennsylvania, United States. The population was 868 at the 2010 census. Children living in New Milford are served by the schools in the Blue Ridge School District, including Blue Ridge High School.
Document 6: Herbert M. Merrill: Herbert M. Merrill (September 13, 1871 in Campton, Grafton County, New Hampshire – March 5, 1956 in Schenectady, New York) was an American politician from New York. He was the first Socialist member of the New York State Assembly.
Document 7: Guilford, Connecticut: Guilford is a coastal town in New Haven County, Connecticut, United States, that borders Madison, Branford, North Branford and Durham, and is situated on I-95 and the Connecticut seacoast. The population was 22,375 at the 2010 census. In 2015 the population stands at approximately 22,413 people. It was named one of the top 100 places to live in the United States by "Money" magazine in 2005.
Document 8: N. Monroe Marshall: Nathaniel Monroe Marshall (June 13, 1854 Schuyler Falls, Clinton County, New York – February 16, 1935 Malone, Franklin County, New York) was an American banker and politician.
Document 9: Marshall Monroe Kirkman: Marshall Monroe Kirkman (July 10, 1842 – April 17, 1921) was an American authority on railways, who wrote extensively on the subject of railways.
Document 10: Mordecai Puryear House: The Mordecai Puryear House is a center-hall house in Franklin, Tennessee, United States, built around 1830. Mordecai Puryear was one of the ten original investors in the National Bank of Franklin in 1871. The bank "was one of the primary financial institutions of the county" until it failed in 1926.
Document 11: Marshall Otis Howe: Marshall Otis Howe (October 4, 1832 – May 13, 1919) was a farmer, school superintendent and Justice of the Peace from Newfane, Vermont and member of the Vermont House of Representatives, serving in 1882.
Document 12: Hamilton Township, Franklin County, Pennsylvania: Hamilton Township is a township in Franklin County, Pennsylvania, United States. The population was 10,788 at the 2010 census, up from 8,949 at the 2000 census.
Document 13: Fernville, Pennsylvania: Fernville is a census-designated place (CDP) in Columbia County, Pennsylvania, United States. The population was 556 at the 2010 census. It is part of the Bloomsburg–Berwick Micropolitan Statistical Area.
Document 14: James Monk: James Monk was born in 1745 at Boston, Massachusetts, and christened at King's Chapel. He was the son of Judge James Monk (1717-1768) of Halifax, Nova Scotia and his wife Ann, daughter of Henry Deering of Boston. Sir James Monk was a grandson of George Monk (b.1666) of Blatchingley, who was one of the three illegitimate sons of George Monck, 1st Duke of Albemarle. James was educated in Halifax where his father had settled in 1749. He studied law with his father from 1761 to 1767 and was admitted to the bar in 1768. After his father died leaving the family in debt, Monk took over the family's finances. In 1771, he studied law in London and on the recommendation of Lord Hillsborough he was appointed Solicitor-General of Nova Scotia in 1772, while continuing his law studies in London. In 1774, he married Ann Elizabeth Adams of St James's Street, London, who was said to be 'well connected'.
Document 15: Bairdford, Pennsylvania: Bairdford is a census-designated place within the township of West Deer in Allegheny County, Pennsylvania, United States. As of the 2010 census, it had a population of 698 with a median age of 44. There are 692 people classified as white, 3 as black, 3 as combination White& American Indian. There are 8 people who identify as Latino. The town was built to house the coal miners.
ground_truth: Clinton County
sub_queries: Guilford >> located in the administrative territorial entity Answer: Franklin County
Franklin County >> shares border with Answer: Clinton County