Please answer the following question: Information:  - The Royal Borough of Kensington and Chelsea (often abbreviated to RBKC) is an inner London borough of Royal borough status, to the west of the centre. As the smallest borough in London and the second smallest district in England, this urban area is one of the most densely populated in the United Kingdom.  - 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.  - Notting Hill Gate is a London Underground station in the street known as Notting Hill Gate . On the Central line , it is between Holland Park to the west and Queensway to the east . On the District line and Circle line it is between High Street Kensington and Bayswater stations . It is on the boundary of Travelcard Zone 1 and Zone 2 .  - 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.  - 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.  - 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.  - 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.  - Notting Hill is an affluent district in West London, located north of Kensington within the Royal Borough of Kensington & Chelsea as well as Westminster. Notting Hill is known for being a cosmopolitan neighbourhood, hosting the annual Notting Hill Carnival and Portobello Road Market.  - 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.  - Notting Hill Gate is one of the main thoroughfares of Notting Hill, in the Royal Borough of Kensington and Chelsea. Historically the street was a location for toll gates, from which it derives its modern name.  - 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.   - 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).  - 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.  - 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.    What entity does 'notting hill gate tube station' has the relation 'located in the administrative territorial entity' with?
A:
royal borough of kensington and chelsea