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
Denizlispor Kenan Atik became assistant manager 01 Mar 2011 Serhat Güller 01 Mar 2011
Kayseri Erciyesspor Levent Devrim resigned 02 Mar 2011 Ergün Penbe 02 Mar 2011
Diyarbakırspor Nevzat Türker became assistant manager 22 Mar 2011 Kemal Zeydan 22 Mar 2011
Orduspor Uğur Tütüneker resigned 21 Mar 2011 Metin Diyadin 22 Mar 2011
Altay Coşkun Demirbakan resigned 11 Apr 2011 Mehmet Altıparmak 11 Apr 2011
Denizlispor Serhat Güller resigned 25 Apr 2011 Kenan Atik 25 Apr 2011

Question: Which team replaced their coach with Serhat Güller after the start of the 2010–11 season?