Question: What city is located in Gauteng, South Africa with a suburb called Kew?

full_context: Document 1: Alexandra, Gauteng: Alexandra, informally abbreviated to Alex, is a township in the Gauteng province of South Africa. It forms part of the city of Johannesburg and is located near the upper-class suburb of Sandton. Alexandra is bounded by Wynberg on the west, Marlboro and Kelvin on the north, Kew, Lombardy West and Lombardy East on the south. It is commonly known as "Gomorrah" among local residents. Alexandra is one of the poorest urban areas in the country. Alexandra is situated on the banks of the Jukskei River. In addition to its original, reasonably well-built houses, it also has a large number (estimated at more than 20,000) of informal dwellings or "shacks".
Document 2: Pretoria: Pretoria is a city in the northern part of Gauteng, South Africa. It is one of the country's three capital cities, serving as the seat of the executive branch of government (Cape Town is the legislative capital and Bloemfontein the judicial capital). Pretoria has a reputation for being an academic city with three universities and the Council for Scientific and Industrial Research (CSIR) located in its eastern suburbs, the city also hosts the South African Bureau of Standards making the city a hub for research. Pretoria is the central part of the Tshwane Metropolitan Municipality which was formed by the amalgamation of several former local authorities including Centurion and Soshanguve. There have been proposals to change the name of Pretoria itself to Tshwane, and the proposed name change has caused some controversy.
Document 3: JSE Limited: JSE Limited (previously the JSE Securities Exchange and the Johannesburg Stock Exchange) is the oldest existing and largest stock exchange in Africa. It is situated at the corner of Maude Street and Gwen Lane in Sandton, Johannesburg, South Africa. In 2003 the JSE had an estimated 472 listed companies and a market capitalisation of US$182.6 billion (€158 billion), as well as an average monthly traded value of US$6.399 billion (€5.5 billion). As of 31 December 2013, the market capitalisation of the JSE was at US$1,007 billion.
Document 4: List of birds of Gauteng: An alphabetic list of common names of birds occurring in Gauteng, South Africa. Gauteng includes both the cities of Johannesburg and Pretoria, and numerous satellite municipalities spreading over a total of some 18 000 square km and an enormous diversity of habitat, and ranging in elevation from 1300 to 1900 metres. Gauteng lies at the junction of three major biomes – grassland to the south, arid savanna to the north-west, and moist savanna to the north-east and east – this location largely accounts for its great diversity of species.
Document 5: History of Johannesburg: Johannesburg is a large city in Gauteng Province of South Africa. It was established as a small village controlled by a Health Committee in 1886 with the discovery of an outcrop of a gold reef on the farm Langlaagte. The population of the city grew rapidly,becoming a municipality in 1897. In 1928 it became a city making Johannesburg the largest city in South Africa. In 2002 it joined ten other municipalities to form the City of Johannesburg Metropolitan Municipality. Today, it is a centre for learning and entertainment for all of Africa. It is also the capital of Gauteng.
Document 6: Kew, Victoria: Kew is an inner suburb of Melbourne, Australia, 6 km east from Melbourne's Central Business District. Its local government area is the City of Boroondara. At the 2011 Census, Kew had a population of 23,876.
Document 7: Economy of Gauteng: The Gauteng Province's total GDP for 2010 was R811 billion, making the province the single largest contributor to South Africa's GDP with a contribution of 33.8%, despite having only 1.4% of South Africa's land area. Gauteng also generates approximately 10% of the entire African continent's GDP. Gauteng's Gini coefficient of 0.62 makes it more equal than South Africa (the Gini coefficient of which is 0.75) as a whole, although this is still a very high figure by international standards. The cities Johannesburg, Midrand and Pretoria, which are all economic powerhouses, and Vanderbijlpark, which is an industrial powerhouse, are all in Gauteng.
Document 8: Kew East, Victoria: Kew East is a suburb of Melbourne, Victoria, Australia, 8 km east from Melbourne's Central Business District. Its local government area is the City of Boroondara. At the 2011 Census, Kew East had a population of 6,017.
Document 9: Anglo American plc: Anglo American plc is a multinational mining company based in Johannesburg, South Africa and London, United Kingdom. It is the world's largest producer of platinum, with around 40% of world output, as well as being a major producer of diamonds, copper, nickel, iron ore and metallurgical and thermal coal. The company has operations in Africa, Asia, Australasia, Europe, North America and South America.
Document 10: Kew Cottages: Kew Cottages aka Kew Idiot Asylum, Kew Idiot Ward, Kew Children's Cottages and finally as Kew Residential Services is a decommissioned special development school and residential service located in Kew, an eastern suburb of Melbourne, Victoria, Australia.
Document 11: Kew, Gauteng: Kew is a suburb of Johannesburg, South Africa. It is located in Region E.
Document 12: City of Ekurhuleni Metropolitan Municipality: The City of Ekurhuleni Metropolitan Municipality is a metropolitan municipality that forms the local government of the East Rand region of Gauteng, South Africa. The name "Ekurhuleni" means "place of peace" in XiTsonga. Ekurhuleni is one of the five districts of Gauteng province and one of the eight metropolitan municipalities of South Africa. The seat of Ekurhuleni is Germiston. The largest language group among its 3.17 million people is IsiZulu (2001 Census). OR Tambo International Airport is in the Kempton Park area of Ekurhuleni.
Document 13: Former Region 5 (Johannesburg): Region 5 was an administrative district in the city of Johannesburg, from 2000 to 2006, covering the greater Roodepoort, Randburg, Olivedale and Northriding areas on the western flank of the City of Johannesburg. Its long western boundary forming most of the unicity's western boundary. To the north (Region 1) and east (Regions 2, 3, and 4) it shared boundaries with largely prosperous residential areas. To the south, it met the northern boundary of Region 6, Doornkop/Soweto. The region was abolished with a reorganisation of regions in 2006.
Document 14: Johannesburg: Johannesburg ( ; ] ; also known as Jozi, Joburg and Egoli) is the largest city in South Africa and is one of the 50 largest urban areas in the world. It is the provincial largest city in Gauteng, which is the wealthiest province in South Africa. While Johannesburg is not one of South Africa's three capital cities, it is the seat of the Constitutional Court. The city is located in the mineral-rich Witwatersrand range of hills and is the centre of large-scale gold and diamond trade.
Document 15: Gauteng Division: The Gauteng Division of the High Court of South Africa is a superior court of law which has, at present, general jurisdiction over the South African provinces of Gauteng, Mpumalanga and Limpopo, and the eastern part of North West province. The main seat of the division is at Pretoria, while a local seat at Johannesburg has concurrent jurisdiction over the southern parts of Gauteng. Dunstan Mlambo has been the Judge President of the division since 1 November 2012.
ground_truth: Johannesburg