sentences:  In July 2010, after differences between the owners of Petrol AD the club's budget was severely reduced and many employees from the staff were released.However, on 6 December 2010, Krassimir Balakov was released from Chernomorets Burgas after mutual consent.Second half of the 2010-11 A PFG season was a nightmare for Chernomorets Burgas and the team collapsed to eighth place in the standings while being managed by two more coaches - Anton Velkov and Georgi Vasilev.