In this task, you are given a context, a subject, a relation, and many options. Based on the context, from the options select the object entity that has the given relation with the subject. Answer with text (not indexes).

Q: Context: Watford is a town and borough in Hertfordshire, England, situated northwest of central London and inside the circumference of the M25 motorway. It is not to be confused with Watford, Northamptonshire which is 55 miles to the north., Chiltern Railways is a British train operating company owned by Arriva UK Trains that has operated the Chiltern Railways franchise since July 1996. It operates commuter/regional rail passenger services from its Central London terminus at London Marylebone along the M40 corridor to destinations in Buckinghamshire, Oxfordshire and Warwickshire, as well as long-distance services to the West Midlands along two routes. Services on the Chiltern Main Line run from London Marylebone to Birmingham Snow Hill, Stratford-upon-Avon and Oxford, with some peak-hour services to Kidderminster., Chesham (, or ) is a market town in the Chiltern Hills, Buckinghamshire, England. It is located 11 miles south-east of the county town of Aylesbury. Chesham is also a civil parish designated a town council within Chiltern district. It is situated in the Chess Valley and surrounded by farmland, as well as being bordered on one side by Amersham and Chesham Bois. The earliest records of Chesham as a settlement are from the second half of the 10th century although there is archaeological evidence of people in this area from around 8000 BC. Henry III granted the town a royal charter for a weekly market in 1257., The Metropolitan line is a London Underground line that runs from Aldgate, in the City of London, to Amersham and Chesham in Buckinghamshire, with branches to Watford in Hertfordshire, and Uxbridge in the London Borough of Hillingdon. Coloured magenta (Pantone 235) on the tube map, the line is in length and serves 34 stations. The section between Aldgate and Baker Street is shared with the Circle and Hammersmith & City lines; that between Rayners Lane and Uxbridge with the Piccadilly line; and that between Harrow-on-the-Hill and Amersham with Chiltern Railways. Just under 67 million passenger journeys were made on the line in 2011/12. The line is one of only two London Underground lines to cross the Greater London boundary, the other being the Central line., Uxbridge is a town in west London, England, and the administrative headquarters of the London Borough of Hillingdon. Fifteen miles (24.1 km) west-northwest of Charing Cross, it is one of the major metropolitan centres identified in the London Plan. Uxbridge historically formed part of the parish of Hillingdon in the county of Middlesex, and was a significant local commercial centre from an early time. As part of the suburban growth of London in the 20th century it expanded and increased in population, becoming a municipal borough in 1955, and has formed part of Greater London since 1965. It is a significant retail and commercial centre, and is the location of Brunel University and the Uxbridge campus of Buckinghamshire New University. The town is close to the boundary with Buckinghamshire, which is locally the River Colne., Pantone Inc. is a corporation headquartered in Carlstadt, New Jersey. The company is best known for its Pantone Matching System (PMS), a proprietary color space used in a variety of industries, primarily printing, though sometimes in the manufacture of colored paint, fabric, and plastics., Northwood Hills is a London Underground station on the Metropolitan line in the area of Northwood , between Northwood and Pinner stations and is in Travelcard Zone 6 ., 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., Aldgate was the eastern-most gateway through the London Wall leading from the City of London to Whitechapel and the East End of London. It gives its name to a City ward bounded by White Kennet Street in the north and Crutched Friars in the south, taking in Leadenhall and Fenchurch Streets, which remain principal thoroughfares through the City, each splitting from the short street named Aldgate that connects to Aldgate High Street. The road is situated east north-east of Charing Cross., 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 London Borough of Hillingdon is the westernmost borough in Greater London, England which had a population of 273,936 according to the 2011 Census. It was formed from the districts of Hayes and Harlington, Ruislip-Northwood, Uxbridge, and Yiewsley and West Drayton in the historic county of Middlesex. Today, Hillingdon is home to Heathrow Airport and Brunel University, and is the second largest of the 32 London boroughs by area., 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 City of London is a city and county within London. It constituted most of London from its settlement by the Romans in the 1st century AD to the Middle Ages, but the agglomeration has since grown far beyond the City's borders. The City is now only a tiny part of the metropolis of London, though it remains a notable part of central London. Administratively, it forms one of the 33 local authority districts of Greater London; however, the City of London is not a London borough, a status reserved for the other 32 districts (including London's only other city, the City of Westminster). , 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., Amersham is a market town and civil parish within Chiltern district in Buckinghamshire, England, north west of London, in the Chiltern Hills. It is part of the London commuter belt. Amersham is also from Aylesbury and from High Wycombe., 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., In cryptography, MAGENTA is a symmetric key block cipher developed by Michael Jacobson Jr. and Klaus Huber for Deutsche Telekom. The name MAGENTA is an acronym for Multifunctional Algorithm for General-purpose Encryption and Network Telecommunication Applications. (The color magenta is also part of the corporate identity of Deutsche Telekom.) The cipher was submitted to the Advanced Encryption Standard process, but did not advance beyond the first round; cryptographic weaknesses were discovered and it was found to be one of the slower ciphers submitted., 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., Subject: northwood hills tube station, Relation: located_in_the_administrative_territorial_entity, Options: (A) amersham (B) baker (C) bedfordshire (D) buckinghamshire (E) cable (F) central (G) chesham (H) chiltern (I) colne (J) cross (K) district (L) east end of london (M) england (N) europe (O) greater london (P) hertfordshire (Q) hyde park (R) london (S) london borough of hillingdon (T) magenta (U) middlesex (V) most (W) new jersey (X) northwood (Y) of (Z) oxford ([) oxfordshire (\) piccadilly (]) river (^) road (_) south (`) south east england (a) street (b) uxbridge (c) watford (d) west (e) west midlands (f) westminster (g) wycombe

A: london borough of hillingdon
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Q: Context: Harun al-Rashid (, "Hrn Ar-Rašd"; in English: Aaron the Just, 17 March 763 or February 766  24 March 809 (148-193 Hijri) was the fifth Abbasid Caliph. His birth date is debated, with various sources giving dates from 763 to 766. His surname translates to "the Just", "the Upright", or "the Rightly-Guided"; fully translated, his name means "Aaron the Just". Al-Rashid ruled from 786 to 809, during the peak of the Islamic Golden Age. His time was marked by scientific, cultural, and religious prosperity. Islamic art and music also flourished significantly during his reign. He established the legendary library Bayt al-Hikma ("House of Wisdom") in Baghdad in present-day Iraq, and during his rule Baghdad began to flourish as a center of knowledge, culture and trade. During his rule, the family of Barmakids, which played a deciding role in establishing the Abbasid Caliphate, declined gradually. In 796, he moved his court and government to Ar-Raqqah in present-day Syria., Tehran ( "Tehrn") is the capital of Iran and Tehran Province. With a population of around 9 million in the city and 16 million in the wider metropolitan area, Tehran is the most populous city of Iran, the 2nd-most populous city in Western Asia and the 3rd-largest metropolitan area in the Middle East. It is ranked 29th in the world by the population of its metropolitan area., Nobakht Ahvazi ((or Naubakht Ahvaz) also transliterated "Naubakht") and his sons lived in the 8th - 9th centuries AD, and were astrologers from Ahvaz (in the present-day Khuzestan Province of Iran)., Khuzestan Province ("Ostn-e Khzestn") is one of the 31 provinces of Iran. It is in the southwest of the country, bordering Iraq and the Persian Gulf. Its capital is Ahvaz and it covers an area of 63,238 km. Other major cities include Behbahan, Abadan, Andimeshk, Khorramshahr, Bandar Imam, Dezful, Shushtar, Omidiyeh, Izeh, Baq-e-Malek, Mah Shahr, Susangerd, Ramhormoz, Shadegan, Susa, Masjed Soleiman, Minoo Island and Hoveizeh. In 2014 it was placed in Region 4., Baghdad is the capital of the Republic of Iraq. The population of Baghdad, , is approximately 7.216.040 making it the largest city in Iraq, the second largest city in the Arab world (after Cairo, Egypt), and the second largest city in Western Asia (after Tehran, Iran)., Western Asia, West Asia, Southwestern Asia or Southwest Asia is the westernmost subregion of Asia. The concept is in limited use, as it significantly overlaps with the Middle East (or Near East), the main difference being the exclusion of Egypt (which would be counted as part of North Africa). The term is sometimes used for the purposes of grouping countries in statistics., Iran (, also , ; ' ), also known as Persia, officially the Islamic Republic of Iran (' ), is a sovereign state in Western Asia. It is bordered to the northwest by Armenia, the "de facto" Nagorno-Karabakh Republic, and Azerbaijan; to the north by the Caspian Sea; to the northeast by Turkmenistan; to the east by Afghanistan and Pakistan; to the south by the Persian Gulf and the Gulf of Oman; and to the west by Turkey and Iraq. Comprising a land area of , it is the second-largest country in the Middle East and the 18th-largest in the world. With 82.8 million inhabitants, Iran is the world's 17th-most-populous country. It is the only country with both a Caspian Sea and an Indian Ocean coastline. The country's central location in Eurasia and Western Asia, and its proximity to the Strait of Hormuz, make it of great geostrategic importance. Tehran is the country's capital and largest city, as well as its leading economic center., Ahvaz or Ahwaz is a city in the southwest of Iran, and the capital of the oil and natural gas wealthy Khuzestan province. At the 2011 census, its population was 1,112,021 and its built-up ("or metro") area with Sheybany was home to 1,136,989 inhabitants. Iran's only navigable river, Karun passes by the middle of the city. It has a long history dating back to the Achaemenid period. In the ancient times, it had been one of the main centers of the Academy of Gondishapur. , The araB gene promoter is a bacterial promoter, activated by e L-arabinose binding., Cairo (; ', ') is the capital and largest city of Egypt. The city's metropolitan area is the largest in the Middle East and the Arab world, and 15th-largest in the world, and is associated with ancient Egypt, as the famous Giza pyramid complex and the ancient city of Memphis are located in its geographical area. Located near the Nile Delta, modern Cairo was founded in 969 CE by Jawhar al-Siqilli ("the Sicilian") of the Fatimid dynasty, but the land composing the present-day city was the site of ancient national capitals whose remnants remain visible in parts of Old Cairo. Cairo has long been a center of the region's political and cultural life, and is nicknamed "the city of a thousand minarets" for its preponderance of Islamic architecture., The Arab world ('; formally: '), also known as the Arab nation (""), consists of the 22 Arabic-speaking countries of the Arab League. These Arab states occupy an area stretching from the Atlantic Ocean in the west to the Arabian Sea in the east, and from the Mediterranean Sea in the north to the Horn of Africa and the Indian Ocean in the southeast. The contemporary Arab world has a combined population of around 422 million people, over half of whom are under 25 years of age., Egypt (; ', , "Kimi"), officially the Arab Republic of Egypt, is a transcontinental country spanning the northeast corner of Africa and southwest corner of Asia by a land bridge formed by the Sinai Peninsula. Egypt is a Mediterranean country bordered by the Gaza Strip and Israel to the northeast, the Gulf of Aqaba to the east, the Red Sea to the east and south, Sudan to the south, and Libya to the west. Across the Gulf of Aqaba lies Jordan, and across from the Sinai Peninsula lies Saudi Arabia, although Jordan and Saudi Arabia do not share a land border with Egypt. It is the world's only contiguous Afrasian nation., Iraq (, or ; '; '), officially known as the Republic of Iraq ('; ') is a country in Western Asia, bordered by Turkey to the north, Iran to the east, Kuwait to the southeast, Saudi Arabia to the south, Jordan to the southwest, and Syria to the west. The capital, and largest city, is Baghdad. The main ethnic groups are Arabs and Kurds; others include Assyrians, Turkmen, Shabakis, Yazidis, Armenians, Mandeans, Circassians, and Kawliya. Around 95% of the country's 36 million citizens are Muslims, with Christianity, Yarsan, Yezidism, and Mandeanism also present. The official languages of Iraq are Arabic and Kurdish., Syria, officially known as the Syrian Arab Republic (""), is a country in Western Asia, bordering Lebanon and the Mediterranean Sea to the west, Turkey to the north, Iraq to the east, Jordan to the south, and Israel to the southwest. Syria's capital and largest city is Damascus., Al - Fadl ibn Naubakht , ( also written Nowbakht ) , was an 8th - century Persian scholar at the court of the Caliph Harun al - Rashid . He was son of the famous Naubakht , a former Zoroastrian , who had designed Baghdad . Fadl was appointed by the Caliph as chief librarian of the Khiznat al - Hikmah ( The Treasury of Knowledge ) , which later came to be known as The House of Wisdom . He also wrote astrological treatises , and his skills in translation were used to access Greek texts extensively ., Subject: al-fadl ibn naubakht, Relation: country_of_citizenship, Options: (A) abbasid caliphate (B) ancient egypt (C) arab (D) armenia (E) armenians (F) egypt (G) iran (H) iraq (I) israel (J) jordan (K) oman (L) saudi arabia (M) sudan (N) syria (O) turkey

A: abbasid caliphate
****
Q: Context: Vienna is the capital and largest city of Austria and one of the nine states of Austria. Vienna is Austria's primary city, with a population of about 1.8 million (2.6 million within the metropolitan area, nearly one third of Austria's population), and its cultural, economic, and political centre. It is the 7th-largest city by population within city limits in the European Union. Until the beginning of the 20th century, it was the largest German-speaking city in the world, and before the splitting of the Austro-Hungarian Empire in World War I, the city had 2 million inhabitants. Today, it has the second largest number of German speakers after Berlin. Vienna is host to many major international organizations, including the United Nations and OPEC. The city is located in the eastern part of Austria and is close to the borders of the Czech Republic, Slovakia, and Hungary. These regions work together in a European Centrope border region. Along with nearby Bratislava, Vienna forms a metropolitan region with 3 million inhabitants. In 2001, the city centre was designated a UNESCO World Heritage Site., Hrvatski Idol is the Croatian version of Pop Idol . There have been two seasons of Hrvatski Idol . The first one was won by Žanamari Lali ( her famous black hair has now dyed into blonde ) , who received 54 % of the vote in the finale night . Patrick Jurdi won the second season , with 50.22 % of the vote in the finale , since the number of received phonecalls was only 2.296 votes , Jurdi won with not more than 10 votes over runner - up Lidija Bai . Both winners did try out on other countries similar casting shows before : Lali in Germany and Jurdi in both his homecountry Austria and the Czech Republic . However , both failed to achieve some success on their first tries and were eliminated pretty early in the competition . Although season one being successful with viewers , the sophomore series failed to continue this success and a third season was delayed and after an absence of four years the show returned to Croatian screens under the new name Hrvatska traži zvijezdu on RTL Televizija ., Simon Fuller (born 17 May 1960) is an English entrepreneur, artist manager and television producer. He is best known for being the creator of the "Idol" franchise, which was first seen in the UK under the name "Pop Idol", and includes "American Idol" in the U.S. Fuller is the executive producer of many other hit shows including the Fox TV reality shows "So You Think You Can Dance" and "Q'Viva"., Žanamari Peri (ex Lali) (born 8 September 1981) is a Croatian "pop"/"pop-rock" musician and singer-songwriter, also known as the first winner of "Hrvatski idol", Croatian equivalent of "Pop Idol", in 2004. In 2013 she participated as a star in the Croatian TV show "Dancing With The Stars"/"Ples sa zvijezdama"., The X Factor is a television music competition franchise created by Simon Cowell. It originated in the United Kingdom, where it was devised as a replacement for "Pop Idol" (200103). It is held in various countries. The programmes are produced by executive producer Simon Cowell and his company SYCOtv. The "X Factor" of the title refers to the undefinable "something" that makes for star quality. The prize is usually a recording contract, in addition to the publicity that appearance in the later stages of the show itself generates, not only for the winner but also for other highly ranked contestants., Croatia, officially the Republic of Croatia, is a sovereign state between Central Europe, Southeast Europe, and the Mediterranean. Its capital city is Zagreb, which forms one of the country's primary subdivisions, along with its twenty counties. Croatia covers and has diverse, mostly continental and Mediterranean climates. Croatia's Adriatic Sea coast contains more than a thousand islands. The country's population is 4.28 million, most of whom are Croats, with the most common religious denomination being Roman Catholicism., Dancing with the Stars is the name of several international television series based on the format of the British TV series "Strictly Come Dancing", which is distributed by BBC Worldwide, the commercial arm of the BBC. Currently the format has been licensed to over 42 territories., Patrick Jurdi ("also known as" Patrick Jurdi & Patrick Jurdic) (born 14 December 1985 in Vienna, Austria) is an Austro-Croatian singer who rose to popularity after winning "Hrvatski Idol 2", the Croatian version of "Pop Idol", shown by Nova TV. Additionally, he also took part in Austria's casting show Starmania and reached the top-12. One of the songs from his album "Reci Da Si Za", called "The Party", written by Gordon Pogoda, Johnny Elkins, Cutfather & Joe, was released as a single and video., Pop Idol is a British television music competition created by Simon Fuller which ran on ITV from 2001 to 2003. The aim of the show was to decide the best new young pop singer (or "pop idol") in the UK based on viewer voting and participation. Two series were broadcastone in 20012002 and a second in 2003. "Pop Idol" was subsequently put on an indefinite hiatus after series judge Simon Cowell announced the launch of "The X Factor" in the UK in April 2004., Subject: hrvatski idol, Relation: creator, Options: (A) bbc worldwide (B) city (C) itv (D) nova tv (E) q (F) simon cowell (G) simon fuller (H) united nations

A:
nova tv
****