CREATE TABLE table_47901 ("Team" TEXT, "Outgoing manager" TEXT, "Manner of departure" TEXT, "Date of vacancy" TEXT, "Replaced by" TEXT, "Date of appointment" TEXT, "Position in table" TEXT)

Who was the outgoing manager who departed due to fc energie cottbus purchased rights?
SELECT "Outgoing manager" FROM table_47901 WHERE "Manner of departure" = 'fc energie cottbus purchased rights'
SELECT "Outgoing manager" FROM "table_47901" WHERE "Manner of departure" = 'fc energie cottbus purchased rights'