CREATE TABLE table_name_80 (outgoing_manager VARCHAR, manner_of_departure VARCHAR)

Who was the outgoing manager who departed due to fc energie cottbus purchased rights?
SELECT outgoing_manager FROM table_name_80 WHERE manner_of_departure = "fc energie cottbus purchased rights"
SELECT "outgoing_manager" FROM "table_name_80" WHERE "fc energie cottbus purchased rights" = "manner_of_departure"