Question:  Adelaide Central Plaza is located in a pedestrian street mall that opened in what year ?

full_context: Document 1: King William Street, Adelaide: King William Street is the part of a major arterial road that traverses the CBD and centre of Adelaide (the capital of South Australia). It was named by the Street Naming Committee on 23 May 1837 after King William IV, the then reigning monarch, who died within a month. King William Street is approximately 40 m wide, and is the widest main street of all the Australian State capital cities, which are significantly narrower by comparison. It is historically considered one of Adelaide's high streets, for its focal point of businesses, shops and other prominent establishments.
Document 2: Noarlunga Centre, South Australia: Noarlunga Centre is a suburb in the City of Onkaparinga in the southern suburbs of Adelaide, South Australia. The suburb is mostly commercial, being dominated by the Centro Colonnades shopping centre and the small 'Inspire Noarlunga' estate to the east of Goldsmith Road. The suburb is bordered by Beach Road to the north, Dyson Road to the west Goldsmith Road to the south and the Southern Expressway to the east. Burgess Drive, Seaman Road and David Witton Drive are the main thoroughfares inside the boundaries of the suburb.
Document 3: The Centre (Saskatoon): The Centre is a major shopping centre located south-east of the junction of Circle Drive and 8th Street in Saskatoon, Saskatchewan in the Wildwood neighbourhood. It is currently anchored by Sport Chek, Saskatoon Co-op, Rainbow Cinemas, the Centre Cinemas, Shoppers Drug Mart, Best Buy, Indigo Books and Music and Dollarama. Until 2002-2004, Canadian Tire and Walmart were also part of this mall. They both moved to the big box development of Preston Crossing; a Zellers department store that had operated in the west end of the mall since it was built in the 1960s subsequently relocated from its original location to occupy the vacated Walmart location at the east end. The Zellers has since closed and has been converted into Target, which also subsequently closed. The Centre boasts more than 90 shops and services, 9 fine art galleries in Centre East, and a 2-level temperature controlled underground parkade.
Document 4: South Terrace, Adelaide: South Terrace is a street on the south side of the city centre of Adelaide, the capital of South Australia. It runs from Anzac Highway and connects to Glen Osmond Road. King William Street ends at South Terrace. It is the southern edge of the city centre, and is bounded by parklands to the south, including Veale Gardens. Pulteney Grammar School is located on South Terrace, as is a large office tower owned by Optus.
Document 5: Rymill Park: Rymill Park, also known as Park 14 or Mullawirraburka in Kaurna, is a recreation park located in the East Park Lands of the South Australian capital of Adelaide. It is bordered by East and Dequetteville Terraces, and Rundle and Bartels Roads. It is in close proximity to the Adelaide Botanic Garden, Hutt Street, and Victoria Park.
Document 6: Rundle Street, Adelaide: Rundle Street is a street in the East End of Adelaide, South Australia. It runs from Pulteney Street in the west to East Terrace, where it becomes Rundle Road (a separate Rundle Street continues from Rundle Road through Kent Town). Its former western extent, which ran to King William Street, was closed in 1972 to form the pedestrian street of Rundle Mall. The street is in proximity to the Adelaide Botanic Gardens, Rymill Park, Hindmarsh Square and North Terrace.
Document 7: Rundle Mall: Rundle Mall is a pedestrian street mall located in Adelaide, South Australia. It was opened as a pedestrian mall in September 1976 by closing the section of Rundle Street between King William Street and Pulteney Street, to vehicular traffic. The street continues as Rundle Street (as before) to the east and Hindley Street to the west.
Document 8: Pirie Street, Adelaide: Pirie Street is a road on the east side of the centre of Adelaide, the capital of South Australia. It runs east-west, between East Terrace and King William Street. After crossing King William Street, it continues as Waymouth Street. It forms the southern boundary of Hindmarsh Square which is in the centre of the north-east quadrant of the city centre.
Document 9: Queen Street Mall, Brisbane: The Queen Street Mall is a pedestrian mall located on Queen Street in the centre of Brisbane, Queensland, Australia. The mall extends approximately 500 m from George Street to Edward Street, and has more than 700 retailers over 40,000 m2 of retail space, which includes six major shopping centres. It receives over 26 million visitors each year. It was intended to bring more people into the central business district.
Document 10: Mitcham Square Shopping Centre: Mitcham Square Shopping Centre is a shopping mall in the City of Mitcham, located on Belair Road, Torrens Park, an inner southern suburb of Adelaide, South Australia. It consists of 55 retail and food outlets, two supermarkets, Foodland and Woolworths, a seven screen cinema, operated by Wallis Cinemas, along with many specialty shops including Mitcham Square Newsagency which has been owned and operated by the same family for over 27 years.
Document 11: Central Plaza Complex: The Central Plaza Complex consists of three commercial office buildings located in the Central Business District of Brisbane, Queensland, Australia. The complex was constructed in three phases with Central Plaza 1 completed first in 1988, followed by Central Plaza 2 in 1990 and Central Plaza 3 in 2008. Central Plaza 1 is the tallest of the three buildings, as well as the fifth tallest building in Brisbane.
Document 12: Grote Street, Adelaide: Grote Street is a major street in the CBD of the centre of Adelaide, South Australia. It runs in an east-west direction, as a continuation of Wakefield Street where it crosses Victoria Square. It concludes at West Terrace; the road which continues is Sir Donald Bradman Drive. The Grote Street–Sir Donald Bradman Drive route is the most direct method of travelling from the CBD to the Adelaide Airport.
Document 13: Hindmarsh Square: Hindmarsh Square is a public square in Adelaide, South Australia. It is located in the centre of the north-eastern quarter of the city, and surrounds the intersection of Grenfell and Pulteney Streets, near the eastern end of the Rundle Mall. Pirie Street forms the southern boundary of the square. It was named by the Street Naming Committee after John Hindmarsh, the first Governor of South Australia.
Document 14: Westfield Tea Tree Plaza: Westfield Tea Tree Plaza is a large shopping centre located in Modbury serving as a shopping hub for Adelaide's growing north eastern suburbs. It is linked to the city by Adelaide's unique O-Bahn system, which terminates at the Tea Tree Plaza Interchange. There is a smaller shopping centre building called Tea Tree Plus slightly to the north of the main centre. Major tenants include Myer, Harris Scarfe, Target, Kmart, BIG W, Woolworths, Coles, Aldi and Hoyts Cinemas. With 245 stores, Tea Tree Plaza is the second largest shopping centre in Adelaide, only Westfield Marion is larger.
Document 15: Adelaide Central Plaza: Adelaide Central Plaza is located on Rundle Mall, Adelaide. Its major tenant is David Jones, and the centre also includes a food court and about 40 retail outlets. The centre covers a floor space of about 27,784 square metres over five levels. John Martins used to be the major tenant of the Plaza before David Jones took over.
ground_truth: 1976