Question: Medindie Gardens, South Australia is located in which local governmenta area in Adelaide?

Context paragraphs:
North Adelaide Football Club: The North Adelaide Football Club, nicknamed the Roosters, is an Australian rules football club currently affiliated with the South Australian National Football League (SANFL).  The club plays its home games at Prospect Oval, located in Prospect, a northern suburb of Adelaide, South Australia.  The club was formed in 1888 as the Medindie Football Club, changing its name to North Adelaide in 1893.  North Adelaide's first premiership was won in 1900, and the club has won a total of thirteen senior premierships during its time in the league, most recently in 1991.

Wittunga Botanic Garden: The Wittunga Botanic Garden is one of three Botanic Gardens in Adelaide, South Australia administered by the Botanic Gardens of South Australia, a State Government statutory authority; the other two are the Adelaide Botanic Garden located in the inner city's parklands, and the Mount Lofty Botanic Garden.  The Wittunga garden is located on Shepherds Hill Road, Blackwood, on the western scarp of the Adelaide Hills.

City of Playford: The City of Playford is a local government area of South Australia in Adelaide's northern suburbs.  The name 'Playford' comes from the recognition of Sir Thomas Playford, who played a part in the development of the area, and was South Australia's premier from 1938-1965.  The City covers an area of 346 km, and is home to approximately 88,000 residents.  Playford is the fastest growing local government area in South Australia.  s of 2016 the city motto is: "a great place to live, work and play".

Medindie, South Australia: Medindie (formerly known as Medindee) is an inner northern suburb of Adelaide the capital of South Australia.  It is located adjacent to the Adelaide Park Lands, just north of North Adelaide, and is bounded by Robe Terrace to the South, Northcote Terrace to the East, Nottage Terrace to the North and Main North Road to the Northwest.

Nailsworth, South Australia: Nailsworth is a suburb four km north of Adelaide, South Australia.  The suburb borders Sefton Park, Prospect, Broadview, Medindie Gardens and Collinswood.  The North Road Cemetery is located within the suburb and was founded by Bishop Augustus Short in 1853.  It contains the graves of some prominent South Australians.

Adelaide Botanic Garden: The Adelaide Botanic Garden is a 51 ha public garden at the north-east corner of the Adelaide city centre, in the Adelaide Park Lands.  It encompasses a fenced garden on North Terrace (between the Royal Adelaide Hospital and the National Wine Centre) and behind it the Botanic Park (adjacent to the Adelaide Zoo).  The Adelaide Botanic Garden and adjacent State Herbarium, together with the Wittunga and Mt Lofty Botanic Gardens, are administered by the Botanic Gardens of South Australia, a State Government statutory authority.

Mount Lofty Botanic Garden: First opened in 1977, the crescent-shaped Mount Lofty Botanic Garden is situated on 97 hectares on the eastern slopes of Mount Lofty in the Adelaide Hills east of Adelaide in South Australia.  The cooler, wetter location suits plants from temperate climates which are difficult to grow on the Adelaide Plains.  Amongst the native Australian flora there are tree ferns, as well as exotic cultivated plants from cool climates including Rhododendron and Magnolia and the National Species Rose Collection.  The Mount Lofty Botanic Garden, together with the Adelaide and Wittunga Botanic Gardens, is administered by the Botanic Gardens of South Australia, a State Government statutory authority.

Electoral district of Adelaide: Adelaide is an electorate for the South Australian House of Assembly.  The 23.4 km² state seat of Adelaide currently consists of the Adelaide city centre including North Adelaide and suburbs to the inner north and inner north east: Walkerville, Gilberton, Medindie, Medindie Gardens, Thorngate, Fitzroy, Ovingham, most of Prospect up to Regency Road, and parts of Collinswood and Nailsworth.  The boundaries have been the same for the past three elections.  The federal division of Adelaide covers the state seat of Adelaide and additional suburbs in each direction.

City of Prospect: The City of Prospect is an inner urban local government area (LGA) in Adelaide, South Australia.  Established in 1872, it is one of the oldest LGAs in South Australia.  s of 2009 the population is estimated at 21,000.

Medindie Gardens, South Australia: Medindie Gardens is a suburb of Adelaide in the City of Prospect.  It is located 4 kilometres north of the central business district, along the eastern side of Main North Road.  It is one of the smallest suburbs in Adelaide and has only six streets within its boundaries:

Supporting paragraphs: Medindie Gardens, South Australia City of Prospect
Answer: City of Prospect