Table:
text: 2010–11 TFF First League
Managerial changes
After the start of the season
Team Outgoing_manager Manner_of_departure Date_of_vacancy Replaced_by Date_of_appointment
Adanaspor Cemal Gürsel Menteşe Resignation 26 Oct 2010 Osman Özdemir 09 Nov 2010
Kartalspor Ergün Penbe Resignation 09 Dec 2010 Engin Korukır 29.12.2010
Karşıyaka Kemal Kılıç Mutual consent 23 Dec 2010 Turgut Uçar 28 Dec 2010
Diyarbakırspor Engin Korukır Mutual consent 29 Dec 2010 Ercan Albay 02 Jan 2011
Diyarbakırspor Ercan Albay resigned 16 Jan 2011 Nevzat Türker 21 Jan 2011
Denizlispor Hamza Hamzaoğlu resigned 29 Jan 2011 Kenan Atik 17 Feb 2011
Karşıyaka Turgut Uçar resigned 21 Feb 2011 Reha Kapsal 22 Feb 2011
Akhisar B.G.S. Atilla Özcan resigned 27 Feb 2011 Hamza Hamzaoğlu 28 Feb 2011
Adanaspor Osman Özdemir resigned 27 Feb 2011 Eyüp Arın 28 Feb 2011

Question: When was the date of vacancy for Kartalspor 2010-11 season start in Premier League?

Question: Who replaced the manager of akhisar bgs . under 2010-11 tff first league beginning of season management change ?