Question: Of what metropolitan area is the community containing Tricorn Centre a part of?

full_context: Document 1: Plymouth: Plymouth has a post-war shopping area in the city centre with substantial pedestrianisation. At the west end of the zone inside a grade II listed building is the Pannier Market that was completed in 1959 – pannier meaning "basket" from French, so it translates as "basket market". In terms of retail floorspace, Plymouth is ranked in the top five in the South West, and 29th nationally. Plymouth was one of the first ten British cities to trial the new Business Improvement District initiative. The Tinside Pool is situated at the foot of the Hoe and became a grade II listed building in 1998 before being restored to its 1930s look for £3.4 million.
Document 2: Tricorn Centre: The Tricorn Centre was a shopping, nightclub and car park complex in Portsmouth, Hampshire, England. It was designed in the Brutalist style by Owen Luder and Rodney Gordon and took its name from the site's shape which from the air resembled a tricorn hat. Constructed in the mid-1960s, it was demolished in 2004. It was home to one of the first Virgin Megastores and housed the largest Laser Quest arena in Europe.
Document 3: Congress Center: The firm of Skidmore, Owings & Merrill (SOM) designed what is now Congress Center, with reflective dark glass that contrasts with the mostly white or lighter colored architecture common in Portland's architectural history. However, the highly reflective surface of Congress Center's glass curtain walls reflect all the nearby buildings. Most notable are 1000 Broadway, the Portland Building and Multnomah County Courthouse.
Document 4: Southampton: The city has undergone many changes to its governance over the centuries and once again became administratively independent from Hampshire County as it was made into a unitary authority in a local government reorganisation on 1 April 1997, a result of the 1992 Local Government Act. The district remains part of the Hampshire ceremonial county.
Document 5: Southampton: Southampton had an estimated 236,900 people living within the city boundary in 2011. There is a sizeable Polish population in the city, with estimates as high as 20,000.
Document 6: Montevideo: Montevideo is the heartland of retailing in Uruguay. The city has become the principal centre of business and real estate, including many expensive buildings and modern towers for residences and offices, surrounded by extensive green spaces. In 1985, the first shopping centre in Rio de la Plata, Montevideo Shopping was built. In 1994, with building of three more shopping complexes such as the Shopping Tres Cruces, Portones Shopping, and Punta Carretas Shopping, the business map of the city changed dramatically. The creation of shopping complexes brought a major change in the habits of the people of Montevideo. Global firms such as McDonald's and Burger King etc. are firmly established in Montevideo.
Document 7: Plymouth: In 2004 the old Drake Circus shopping centre and Charles Cross car park were demolished and replaced by the latest Drake Circus Shopping Centre, which opened in October 2006. It received negative feedback before opening when David Mackay said it was already "ten years out of date". In contrast, the Theatre Royal's production and education centre, TR2, which was built on wasteland at Cattedown, was a runner-up for the RIBA Stirling Prize for Architecture in 2003.
Document 8: Plymouth: The Roland Levinsky building, the landmark building of the University of Plymouth, is located in the city's central quarter. Designed by leading architect Henning Larsen, the building was opened in 2008 and houses the University's Arts faculty. It has been consistently considered one of the UK's most beautiful university buildings.
Document 9: Southampton: At the 2001 Census, 92.4 per cent of the city's populace was White—including one per cent White Irish—3.8 per cent were South Asian, 1.0 per cent Black, 1.3 per cent Chinese or other ethnic groups, and 1.5 per cent were of Mixed Race.
Document 10: Southampton: Southampton's largest retail centre, and 35th largest in the UK, is the WestQuay Shopping Centre, which opened in September 2000 and hosts major high street stores including John Lewis and Marks and Spencer. The centre was Phase Two of the West Quay development of the former Pirelli undersea cables factory; the first phase of this was the West Quay Retail Park, while the third phase (Watermark Westquay) was put on hold due to the recession. Work is has resumed in 2015, with plans for this third stage including shops, housing, an hotel and a public piazza alongside the Town Walls on Western Esplanade. Southampton has also been granted a licence for a large casino. A further part of the redevelopment of the West Quay site resulted in a new store, opened on 12 February 2009, for Swedish home products retailer IKEA. Marlands is a smaller shopping centre, built in the 1990s and located close to the northern side of WestQuay. Southampton currently has two disused shopping centres: the 1970s Eaststreet mall, and the 1980s Bargate centre. Neither of these were ever commercially successful; the former has been earmarked for redevelopment as a Morrison's supermarket, while the future of the latter is uncertain. There is also the East Street area which has been designated for speciality shopping, with the aim of promoting smaller retailers, alongside the chain store Debenhams. In 2007, Southampton was ranked 13th for shopping in the UK.
Document 11: Southampton: Between 1996 and 2004, the population of the city increased by 4.9 per cent—the tenth biggest increase in England. In 2005 the Government Statistics stated that Southampton was the third most densely populated city in the country after London and Portsmouth respectively. Hampshire County Council expects the city's population to grow by around a further two per cent between 2006 and 2013, adding around another 4,200 to the total number of residents. The highest increases are expected among the elderly.
Document 12: Southampton: There are 119,500 males within the city and 117,400 females. The 20–24 age range is the most populous, with an estimated 32,300 people falling in this age range. Next largest is the 25–29 range with 24,700 people and then 30–34 years with 17,800. By population, Southampton is the largest monocentric city in the South East England region and the second largest on the South Coast after Plymouth.
Document 13: Southampton: The city has a strong higher education sector. The University of Southampton and Southampton Solent University together have a student population of over 40,000.
Document 14: Southampton: Southampton (i/saʊθˈæmptən, -hæmptən/) is the largest city in the ceremonial county of Hampshire on the south coast of England, and is situated 75 miles (121 km) south-west of London and 19 miles (31 km) north-west of Portsmouth. Southampton is a major port and the closest city to the New Forest. It lies at the northernmost point of Southampton Water at the confluence of the River Test and River Itchen, with the River Hamble joining to the south of the urban area. The city, which is a unitary authority, has an estimated population of 253,651. The city's name is sometimes abbreviated in writing to "So'ton" or "Soton", and a resident of Southampton is called a Sotonian.
Document 15: Southampton: In the 2001 census Southampton and Portsmouth were recorded as being parts of separate urban areas, however by the time of the 2011 census they had merged to become the sixth largest built-up area in England with a population of 855,569. This built-up area is part of the metropolitan area known as South Hampshire, which is also known as Solent City, particularly in the media when discussing local governance organisational changes. With a population of over 1.5 million this makes the region one of the United Kingdom's most populous metropolitan areas.
ground_truth: South Hampshire
sub_queries: Tricorn Centre >> location Answer: Portsmouth
What metropolitan area is Portsmouth a part of? Answer: South Hampshire