Question: In which country is the administrative territorial entity for the city where Charlie Harper was born?

full_context: Document 1: Hackney Empire: The Hackney Empire is a theatre on Mare Street, in the London Borough of Hackney, built in 1901 as a music hall.
Document 2: Hackney, Guyana: Hackney, is a village in Guyana, standing on the eastern bank of the Pomeroon River, 11 km from its mouth. Formerly the business centre for residents of the coconut estates of the lower Pomeroon River, Hackney is still of some importance. It provides a primary school and church for residents of the surrounding area.
Document 3: Capita: It is the largest business process outsourcing and professional services company in the UK, with an overall market share of 29% in 2016, and has clients in central government, local government and the private sector. It also has a property and infrastructure consultancy division which is the fourth largest multidisciplinary consultancy in the UK. Roughly half of its turnover comes from the private sector and half from the public sector. Whilst UK-focused, Capita also has operations across Europe, Africa and Asia.
Document 4: Capita: Capita was formed 1984 as a division of the non-profit CIPFA (Chartered Institute of Public Finance and Accountancy). In 1987 it became an independent company with 33 staff as a result of a management buy - out, led by Rod Aldridge, and was first listed on the London Stock Exchange in 1991.
Document 5: Hackney (parish): Hackney was a parish in the historic county of Middlesex. The parish church of St John-at-Hackney was built in 1789, replacing the nearby former 16th-century parish church dedicated to St Augustine (pulled down in 1798). The original tower of that church was retained to hold the bells until the new church could be strengthened; the bells were finally removed to the new St John's in 1854. See details of other, more modern, churches within the original parish boundaries below.
Document 6: Ron Harris (footballer): Ronald Edward Harris (born 13 November 1944 in Hackney, London, England), known by the nickname "Chopper", is a former English footballer who played for Chelsea in the 1960s and 1970s. Harris is widely regarded as one of the toughest defenders of his era – along with players such as Tommy Smith and Norman Hunter – hence the nickname. His brother Allan Harris was also a professional footballer and they were teammates at Chelsea in the mid-1960s.
Document 7: Charlie Harper (singer): Charlie Harper (born David Charles Perez, 25 May 1944, Hackney, London) is a British singer and songwriter. He is best known as the lead singer from the punk band UK Subs. Charlie Harper is reportedly a nephew of actor Cesar Romero.
Document 8: St Anne and St Agnes: St Anne and St Agnes was rebuilt by Sir Christopher Wren in 1680, with possible contributions from Robert Hooke. The small brick church is of an unusual design in London, being based on that of a Greek cross; it utilises a vaulted square within a square, a formula based on the Nieuwe Kerk in Haarlem in the Netherlands. Wren also used a similar design at St Martin Ludgate and St Mary-at-Hill. The parish was united with the parish of St John Zachary by Act of Parliament in 1670 as St John's was not rebuilt after the Great Fire.
Document 9: Cascade AIDS Project: Cascade AIDS Project (CAP) is a nonprofit organization based in Portland, Oregon, in the United States. Its mission is to prevent HIV infections, to "support and empower" people affected and by HIV/AIDS, and to eliminate stigma associated with the disease. Founded in 1983 and incorporated two years later, CAP is the "oldest and largest community-based provider of HIV services, housing, education and advocacy" in Oregon and Southwest Washington.
Document 10: Charlie Ahearn: Charlie Ahearn (born 1951 in Binghamton, New York) is an American film director and creative cultural artist living in New York City. Although predominantly involved in film and video production, he is also known for his work as an author, freelance writer, and radio host. He is married to painter Jane Dickson.
Document 11: Cape plc: Cape plc is a United Kingdom energy services company based in West Drayton, Middlesex. It was acquired by Altrad in September 2017.
Document 12: All-Hallows-the-Great: All-Hallows-the-Great was a church in the City of London, located on what is now Upper Thames Street, first mentioned in 1235. Destroyed in the Great Fire of London of 1666, the church was rebuilt by the office of Sir Christopher Wren. All-Hallows-the-Great was demolished in 1894 when many bodies were disinterred from the churchyard and reburied at Brookwood Cemetery.
Document 13: Ambit Energy: Ambit Energy is an International multi-level marketing company that provides electricity and natural gas services in energy markets in the U.S. that have been deregulated.The company's corporate headquarters are located in Dallas, Texas, and its operations/call center headquarters are located in Plano, Texas. Ambit Energy was founded in 2006 in Addison, Texas by Jere Thompson Jr. and Chris Chambless.
Document 14: The Ramong Sound: The Ramong Sound was a London based outfit, that featured two black lead singers doing Sam & Dave styled duets, one of them being former professional boxer Clem Curtis, and the other being Raymond Morrison aka Ramong Morrison. Curtis joined the group after hearing from his uncle that the lead singer of the group Ramong, was looking for backing singers and he should give it a try. At this time was Curtis's singing experience was more or less limited to singing with his uncle when he came around the house with the guitar. Prior to joining the Ramong Sound, 25 yo Curtis was a professional boxer and had worked as a painter and interior decorator. Guitar player Alan Warner was an experienced musician, and joined the Ramong Sound after having worked in various bands. He would stay with the group through all of their name change evolutions from Ramongs to Foundations, until he left the Foundations in 1970 to join progressive rock band Pluto. At some stage the group had dropped the "sound" part of their name and shortened it to simply The Ramongs, or The Ramong.
Document 15: Charles Frank: Charles Reser Frank (born April 17, 1947) is an American actor noted for playing Bret Maverick's cousin Ben Maverick in the 1978 TV-movie "The New Maverick" with James Garner and Jack Kelly, and in the short-lived 1979 television series "Young Maverick". He graduated with the class of 1969 from Middlebury College in Vermont.
ground_truth: United Kingdom
sub_queries: Charlie Harper >> place of birth Answer: Hackney
Hackney >> located in the administrative territorial entity Answer: Middlesex
Middlesex >> country Answer: United Kingdom