In this task, you are given a set of context paragraph and some supporting facts to answer a question. Your task is to generate answer for given question based on set of context paragraphs and supporting facts.
Q: Context_1 : Karachi Kings (Urdu: ; Sindhi: ) is a Pakistani professional Twenty20 cricket team that competes in the Pakistan Super League. The team is based in Karachi, the provincial capital of Sindh, Pakistan. The team was formed in 2015, as a result of the formation of the Pakistan Super League by Pakistan Cricket Board (PCB).Team's home ground is National Stadium.The team is currently captained by Kumar Sangakkara and coached by Mickey Arthur a former South African cricketer. It is owned by Salman Iqbal, the CEO of ARY Group. Context_2 : The South Africa national cricket team toured England from May to September 1912 and took part in the 1912 Triangular Tournament, playing three Test matches each against the England national cricket team and the Australia national cricket team. The tournament was won by England. South Africa were captained by Frank Mitchell and Louis Tancred. Context_3 : The Australia national cricket team toured England from May to September 1912 and took part in the 1912 Triangular Tournament, playing three Test matches each against the England national cricket team and the South Africa national cricket team. The tournament was won by England. Australia were captained by Syd Gregory. Context_4 : The England national cricket team toured Australia from November 1979 to February 1980 and played a three-match Test series against the Australia national cricket team. Australia won the Test series 30. England were captained by Mike Brearley; Australia by Greg Chappell. In addition, the teams played in a triangular Limited Overs International (LOI) tournament with the West Indies cricket team. The West Indies won this tournament, defeating England in the final. Context_5 : The West Indies cricket team toured Australia from November 1979 to January 1980 and played a three-match Test series against the Australia national cricket team. The West Indies won the Test series 20. The West Indies were captained by Deryck Murray (first Test) and Clive Lloyd; Australia by Greg Chappell. In addition, the teams played in a triangular Limited Overs International (LOI) tournament with the England national cricket team. The West Indies won this tournament, defeating England in the final. Context_6 : The Pakistan national cricket team, captained by Majid Khan, toured Australia in March 1979 and played two Test matches against the Australia national cricket team. The series was drawn 11. Pakistan visited Sri Lanka "en route" for home and played a match against the Sri Lankan national cricket team. Context_7 : The Cricket World Cup is an international cricket competition established in 1975. It is contested by the men's national teams of the members of the International Cricket Council (ICC), the sport's global governing body. The tournament generally takes place every four years. Most recently, the 2015 Cricket World Cup, jointly hosted by Raichur and New Zealand, was won by [[Australia national cricket team|A, who beat their co-hosts [[New Zealand national cricket team|New Zealand]]. The current trophy was instituted in 1999. It always remains with the ICC, and a replica is awarded to the winning team. Context_8 : The Australia national cricket team toured New Zealand from February to March 1990 and played a single Test match against the New Zealand national cricket team which New Zealand won. New Zealand were captained by John Wright and Australia by Allan Border. In addition, the teams took part in a Limited Overs International (LOI) tournament with the India national cricket team which Australia won. Context_9 : The England national cricket team visited Australia in January 1988 and played one Test match at the Sydney Cricket Ground against the Australia national cricket team. The Test match was drawn and the teams also played a Limited Overs International (LOI) at the Melbourne Cricket Ground, won by Australia. England were in Australia as part of the country's Bicentenary celebrations of 1988. The Ashes were not at stake in the one-off Bicentennial Test. Context_10 : John Michael "Mickey" Arthur (born 17 May 1968) is a South African cricketer who played South African domestic cricket from 1986 to 2001. He is the current coach of the Pakistan national cricket team. He coached the South African national team from 2005 to 2010, and was the coach of the Australia national cricket team until his sacking on 23 June 2013. fact_1 : The team is currently captained by Kumar Sangakkara and coached by Mickey Arthur a former South African cricketer. fact_2 : He coached the South African national team from 2005 to 2010, and was the coach of the Australia national cricket team until his sacking on 23 June 2013. Question: When did the coach of the Karachi Kings finish his time as coach of the Australia national cricket team ?
A:
23 June 2013.