Question: What cultural establishment is located in the affluent area of Victoriaborg in Accra, Ghana?

Context paragraphs:
Ghana Nuclear Society: The Ghana Nuclear Society (GNS) is a nonprofit organization that advocates for the introduction of nuclear energy in Ghana.  It is headquartered at the Ghana Atomic Energy Commission (GAEC) in Accra.  With the establishment of The Ghana Nuclear Society, Ghana has joined the league of those countries with National Nuclear Societies.  Its head office is located at the Ghana Atomic Energy Commission (GAEC) in Accra.  The current national president is Prof. John Justice Fletcher.  The society is not for science inclined persons alone.

Vladimir Colin: Vladimir Colin (] ; pen name of Jean Colin; May 1, 1921 – December 6, 1991) was a Romanian short story writer and novelist.  One of the most important fantasy and science fiction authors in Romanian literature, whose main works are known on several continents, he was also a noted poet, essayist, translator, journalist and comic book author.  After he and his spouse of the time Nina Cassian rallied with the left-wing literary circle "Orizont" during the late 1940s, Colin started his career as a communist and socialist realist writer.  During the early years of the Romanian Communist regime, he was assigned offices in the censorship and propaganda apparatus.  His 1951 novel "Soarele răsare în Deltă" ("The Sun Rises in the Delta") was an early representative of local socialist realist school, but earned Colin much criticism from the cultural establishment of the day, for what it perceived as ideological mistakes.

66th Street (Manhattan): 66th Street is a crosstown street in the New York City borough of Manhattan with portions on the Upper East Side and Upper West Side connected across Central Park via the 66th Street Transverse.  West 66th Street is the location of the historical Lincoln Square and the modern Lincoln Center for the Performing Arts at Broadway and Columbus Avenue, as well as the name of the subway station on the IRT Broadway – Seventh Avenue Line which serves the cultural establishment.

The Surrealist Group in Stockholm: The Surrealist group in Stockholm (in Swedish Surrealistgruppen i Stockholm) is a Swedish group of surrealists.  It has been criticised as, though it regards itself as a subversive group outside the cultural establishment, some of its members have gone on to occupy more central positions on the Swedish literary field.

Saint Petersburg Toy Museum: Saint Petersburg Toy Museum (Russian: Санкт-Петербу́ргский музе́й игру́шки ) is a non-state cultural establishment.

Wolfgang Bauer (writer): Wolfgang Bauer (18 March 1941 – 26 August 2005) was an Austrian writer best known as a playwright who, particularly in his younger days, was regarded as an "enfant terrible" by the Austrian cultural establishment.

Victoriaborg, Accra: Victoriaborg is a neighborhood of Accra, the capital of Ghana.  Formed in the late nineteenth century as an exclusive European residential neighborhood, Victoriaborg was located to the east of Accra's city limits of the time, behind cliffs where there was reported to ‘always be a breeze.’ .  With its luxurious homes, race course, golf course, polo and cricket field, tennis courts, and racially segregated hospital, "Victoriaborg was like a piece of England grafted into the townscape of Accra." .

Vladimir Vysotsky: Vladimir Semyonovich Vysotsky (Russian: Влади́мир Семёнович Высо́цкий ; ] ; 25 January 1938 – 25 July 1980) was a Russian singer-songwriter, poet, and actor whose career had an immense and enduring effect on Soviet and Russian culture.  He became widely known for his unique singing style and for his lyrics, which featured social and political commentary in often humorous street jargon.  He was also a prominent stage and screen actor.  Though his work was largely ignored by the official Soviet cultural establishment, he achieved remarkable fame during his lifetime, and to this day exerts significant influence on many of Russia's popular musicians and actors who wish to emulate his iconic status.

National Theatre of Ghana: The National Theatre, opened in 1992 and located in the Victoriaborg district of Accra, Ghana, was built by the Chinese and offered as a gift to Ghana.  The theatre is governed by the National Theatre Law 1991, PNDC Law 259.

Fulwell, Sunderland: Fulwell is an affluent area and former civil parish in the City of Sunderland and the English county of Tyne and Wear.  The parish was abolished in 1928 as a result of the Sunderland Corporation Act, 1927, and the area incorporated into the former County Borough of Sunderland.  It borders Seaburn, Southwick, Monkwearmouth, and Roker.  Fulwell is located near the district border between Sunderland and South Tyneside.  Statistically, Fulwell ward, which includes Seaburn, is the most affluent of the city's 25 wards.

Supporting paragraphs: National Theatre of Ghana Victoriaborg, Accra
Answer: National Theatre