CREATE TABLE table_1644 ("Team" CLOB, "Outgoing manager" CLOB, "Manner of departure" CLOB, "Date of vacancy" CLOB, "Replaced by" CLOB, "Date of appointment" CLOB)

Name the outgoing manager for mantova
SELECT "Outgoing manager" FROM table_1644 WHERE "Team" = 'Mantova'
SELECT "Outgoing manager" FROM "table_1644" WHERE "Team" = 'Mantova'