Question: What city does Division of Kingston and Morphett Vale, South Australia have in common?

Context paragraphs:
Division of Kingston: The Division of Kingston is an Australian Electoral Division in South Australia covering the outer southern suburbs of Adelaide.  The 171 km² seat stretches from Hallett Cove and O'Halloran Hill in the north to Sellicks Beach in the south, including the suburbs of Aldinga Beach, Christie Downs, Christies Beach, Hackham, Hallett Cove, Huntfield Heights, Lonsdale, Maslin Beach, Moana, Morphett Vale, Old Noarlunga, Onkaparinga Hills, Port Noarlunga, Reynella, Seaford, Sellicks Beach, Sheidow Park, Port Willunga, Trott Park, Woodcroft, and parts of Happy Valley and McLaren Flat.

Morphett Vale, South Australia: Morphett Vale is a southern suburb of Adelaide, South Australia in the City of Onkaparinga.  It is the largest suburb in the state, with a population of more than 23,000 and an area of 12.76 km², followed by Paralowie with nearly 10,000 fewer residents.  There are approximately 1,000 businesses in Morphett Vale.

Onkaparinga Rugby Union Football Club: Onkaparinga Rugby Union Football Club, established 1968, is located at Wilfred Taylor Reserve, Sports Park Drive in Morphett Vale, South Australia.

Prescott Schools: Prescott Schools is a collection of Seventh-day Adventist schools in Adelaide, South Australia.  Prescott College - secondary campus - (Prospect, South Australia) is a secondary school with year levels beginning from 8 through to 12.  Prescott College Southern is a primary and secondary school catering for the Southern suburbs and located in Morphett Vale.  Prescott Primary Northern is located in Para Vista and caters for R-7.  The schools are connected with other Seventh-day Adventist schools throughout the Oceania region.  It is part of the Seventh-day Adventist Church's worldwide educational system.

Woodcroft College: Woodcroft College is an independent, private Anglican, co-educational, international, day school for students from Reception to Year 12, located on Bains Road in the southern Adelaide suburb of Morphett Vale, South Australia.  Despite being named for the southern Adelaide suburb of Woodcroft, the College is situated in the suburb of Morphett Vale.  Founded in 1989, Woodcroft College celebrated its Silver Jubilee in 2014 after 25 years of operation.

Christie Downs, South Australia: Christie Downs is a suburb in southern Metropolitan Adelaide within the City of Onkaparinga, South Australia.  It has a unique postcode of 5164, and is adjacent to the suburbs of Christies Beach to the west, Noarlunga Centre to the south, Morphett Vale to the east and Lonsdale to the north.

South Australian Church Society: The South Australian Church Society was a British based organisation concerned with the establishment of churches in the new colony of South Australia.  The committee (in 1836) included William Wolryche-Whitmore, Raikes Currie, Pascoe St Leger Grenfell, John Morphett, John Shaw Lefevre, John Rundle and others — and had very strong connections and overlap with the Directors and Commissioners of the South Australia Company.  Their key success was the formation and construction of the Holy Trinity Church, Adelaide on North Terrace and Morphett Street.  The Honorary Secretary was Charles Mann (advocate-general) and Raikes Currie as Treasurer.

Electoral district of Reynell: Reynell is an electoral district of the House of Assembly in the Australian state of South Australia.  It is named after John Reynell, a leading force in the founding of the Agricultural and Horticultural Society of South Australia and noted 19th-century grape farmer and vineyard owner in the area.  Reynell is a 30 km² urban residential and industrial electorate in Adelaide's far south.  It includes the suburbs of Christie Downs, Lonsdale, Morphett Vale and O'Sullivan Beach, as well as part of Christies Beach.  The suburb of Reynella is currently in the marginal Liberal seat of Mitchell.

Morphett Vale railway station: Morphett Vale is a closed railway station in Adelaide, South Australia.

Wirreanda High School: Wirreanda High School is a Government of South Australia public High School in Morphett Vale, Adelaide, South Australia.  The school caters for students from Years 8 to 12.

Supporting paragraphs: Division of Kingston Morphett Vale, South Australia
Answer: Adelaide