Q:Information:  - The London Underground (also known simply as the Underground, or by its nickname the Tube) is a public rapid transit system serving Greater London and some parts of the adjacent counties of Buckinghamshire, Essex and Hertfordshire in the United Kingdom.  - The Tube map is a schematic transport map of the lines, stations and services of London's public transport systems, the primary system being London Underground, known colloquially as "the Tube", hence the map's name. The first schematic Tube map was designed by Harry Beck in 1931, and it has since been expanded to also include today the Docklands Light Railway, London Overground, TfL Rail, Tramlink and the Emirates Air Line cable car.  - Upminster is a suburban town in east London, England, and part of the London Borough of Havering. Located east-northeast of Charing Cross, it is one of the locally important district centres identified in the London Plan, and comprises a number of shopping streets and a large residential area. It was historically, a rural village in Essex and formed an ancient parish. Although peripheral to London, the town has good transport links; it was first connected to central London by rail in 1885 and has a terminal station on the London Underground network. The economic history of Upminster is characterised by a shift from farming to garden suburb. As part of the suburban growth of London in the 20th century, Upminster significantly expanded and increased in population, becoming part of Hornchurch Urban District in 1934, and has formed part of Greater London since 1965.  - Earl's Court is a district in the Royal Borough of Kensington and Chelsea in central London, bordering the sub-districts of South Kensington to the east, West Kensington to the west, Chelsea to the south and Kensington to the north. The Earl's Court Exhibition Centre was one of the country's largest indoor arenas and a popular concert venue until its closure in 2014.  - The London Borough of Ealing is a London Borough in west London, England, and forms part of Outer London. It is the 3rd largest London Borough in population, and 11th largest in size, covering part of west London and a small part of north west London. Its administrative centre is Ealing Broadway. Other major centres include Acton, Greenford and Southall. The local authority is Ealing London Borough Council.  - The North London Line is a railway line of the London Overground, which passes through the inner suburbs of north London, England. Its route is a rough semicircle from the south west to the north east, avoiding central London. The line is owned and maintained by Network Rail and London Overground.  - London is the capital and most populous city of England and the United Kingdom, as well as the most populous city proper in the European Union. Standing on the River Thames in the south east of the island of Great Britain, London has been a major settlement for two millennia. It was founded by the Romans, who named it "Londinium". London's ancient core, the City of London, largely retains its medieval boundaries. Since at least the 19th century, "London" has also referred to the metropolis around this core, historically split between Middlesex, Essex, Surrey, Kent, and Hertfordshire, which today largely makes up Greater London, governed by the Mayor of London and the London Assembly.  - Buckinghamshire (or ), abbreviated Bucks, is a county in South East England which borders Greater London to the south east, Berkshire to the south, Oxfordshire to the west, Northamptonshire to the north, Bedfordshire to the north east and Hertfordshire to the east.  - Paddington is an area within the City of Westminster, in central London. Formerly a metropolitan borough, it was integrated with Westminster and Greater London in 1965. Three important landmarks of the district are Paddington station, designed by the celebrated engineer Isambard Kingdom Brunel and opened in 1847; St Mary's Hospital; and Paddington Green Police Station (the most important high-security police station in the United Kingdom).  - Central London is the innermost part of London, England. There is no official definition of its area but its characteristics are understood to include a high density built environment, high land values, an elevated daytime population and a concentration of regionally, nationally and internationally significant organisations and facilities. Over time a number of definitions have been used to define the scope of central London for statistics, urban planning and local government.   - Chiswick is a district of west London, England. Most of it is in the London Borough of Hounslow. Other parts of the W4 postcode area, including Chiswick Park tube station, Acton Green, and much of Bedford Park are in the London Borough of Ealing. It contains Hogarth's House, the former residence of the 18th-century English artist William Hogarth; Chiswick House, a neo-Palladian villa regarded as one of the finest in England; and Fuller's Brewery, London's largest and oldest brewery. It occupies a meander of the River Thames used for competitive and recreational rowing, with several rowing clubs on the river bank. The finishing post for the Boat Race is just downstream of Chiswick Bridge.  - Rapid transit, also known as heavy rail, metro, subway, tube, or underground, is a type of high-capacity public transport generally found in urban areas. Unlike buses or trams, rapid transit systems are electric railways that operate on an exclusive right-of-way, which cannot be accessed by pedestrians or other vehicles of any sort, and which is often grade separated in tunnels or on elevated railways.  - Transport for London (TfL) is a local government body responsible for the transport system in Greater London, England. Its head office is in Windsor House in the City of Westminster.  - In Great Britain, National Rail is the trading name licensed for use by the Rail Delivery Group, an unincorporated association whose membership consists of the passenger train operating companies (TOCs) of Great Britain that run the passenger services previously provided by the British Railways Board, from 1965 using the brand name British Rail. National Rail generally does not include services that do not have a BR history; this distinction is important because National Rail services share a ticketing structure and inter-availability that do not necessarily extend to other services. The name and the accompanying double arrow symbol are the intellectual property of the Secretary of State for Transport.  - The Piccadilly line is a line of the London Underground, coloured dark blue on the Tube map. It is the fourth busiest line on the Underground network on the basis of the number of passengers transported per year with 210,000,000. It is mainly a deep-level line, running from the north to the west of London via Zone 1, with a number of surface sections, mostly in its westernmost parts. It is named after the road above it between Hyde Park Corner and Piccadilly Circus. Some of its stations are shared with the District line and some are shared with the Metropolitan line. It is the second longest line on the system, after the Central line, and has the second most stations, after the District line. It serves many of London's top tourist attractions including Harrods (Knightsbridge), Hyde Park, Buckingham Palace (within walking distance from Green Park), Piccadilly Circus, Leicester Square and Covent Garden, as well as London Heathrow Airport, the busiest airport in Europe. The line shares tracks with the Metropolitan line between Uxbridge and Rayners Lane, and with the District line between Hanger Lane Junction and Acton Town, then runs parallel with the District line between Acton Town and Barons Court.  - Edgware Road is a major road through north-west London, starting at Marble Arch in the City of Westminster (south end) and running north-west to Edgware in the London Borough of Barnet. It is also a boundary between several North London boroughs. The route has its origins as a Roman road (part of Watling Street) and therefore runs for 10 miles in an almost perfect straight line, which is unusual in London. It is part of the modern A5 road. It undergoes several name changes along its length, including Maida Vale, Kilburn High Road, Shoot Up Hill and Cricklewood Broadway; but the road is, as a whole, known as the Edgware Road, as it is the road to Edgware.  - The London Borough of Hounslow is a London borough in west London, England, forming part of Outer London. The borough stretches from near Central London in the east to the border with Surrey in the west, covering Chiswick, Brentford, Isleworth and Feltham in addition to Hounslow itself; it borders the boroughs of Richmond upon Thames, Hammersmith and Fulham, Ealing and Hillingdon, plus the Surrey borough of Spelthorne. Landmarks include Osterley Park, Gunnersbury Park, Syon House, the London Museum of Water & Steam and Chiswick House. The local authority is Hounslow London Borough Council.  - The London Overground (also known as the Overground) is a suburban rail network in the United Kingdom. Established in 2007, it serves a large part of Greater London and parts of Hertfordshire, with 112 stations on several routes. The network forms part of the National Rail network, but under the franchise control and branding of Transport for London (TfL). Operation has been franchised to Arriva Rail London since 13 November 2016.  - Network Rail is the owner (via its subsidiary Network Rail Infrastructure Ltd which was known as Railtrack plc before 2003)) and infrastructure manager of most of the rail network in England, Scotland and Wales. Network Rail is an arms length public body of the Department for Transport with no shareholders, which reinvests its income in the railways.  - The District line is a London Underground service that crosses Greater London from east to west. From Upminster, the eastern terminus, the line runs through Central London to Earl's Court before dividing into three western branches, to Ealing Broadway, Wimbledon and Richmond. There is a short branch that goes from Earl's Court to . A branch also runs north from Earl's Court to Edgware Road via Paddington. Coloured green on the tube map, the line serves 60 stations in , and with bridges across the Thames on the Wimbledon and Richmond branches is the only London Underground line to cross the river in this way. The track and stations between Barking and Aldgate East are shared with the Hammersmith & City line, and between Tower Hill and Gloucester Road and on the Edgware Road branch with the Circle line. Some of the stations are shared with the Piccadilly line. Unlike London's deep-level tube railways, the railway tunnels are just below the surface, and the trains are of a similar size to those on British main lines.  - Gunnersbury station is a London Underground and London Overground station in Gunnersbury in west London . The station , managed by London Underground , is served by District line trains to and from Richmond , and by London Overground trains on the North London Line . On the District line the station is between Turnham Green and Kew Gardens , and on the North London Line it is between South Acton and Kew Gardens . The station is located off Chiswick High Road ( A315 ) and is in Travelcard Zone 3 .  - Hertfordshire (often abbreviated Herts) is a county in southern England, bordered by Bedfordshire to the north, Cambridgeshire to the north-east, Essex to the east, Buckinghamshire to the west and Greater London to the south. For government statistical purposes, it is placed in the East of England region.  - Gunnersbury is a place in the London Borough of Hounslow, with its northern edge in the London Borough of Ealing, west London. It has an area of less than half a square kilometre and is within the west area of the Chiswick W4 postal district of London.    After reading the paragraphs above, choose the best answer for the entity that related to 'gunnersbury station' with the relationship of 'located in the administrative territorial entity'.  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A:
london borough of hounslow