CREATE TABLE table_48702 ("Team" TEXT, "Outgoing manager" TEXT, "Manner of departure" TEXT, "Date of vacancy" TEXT, "Replaced by" TEXT, "Date of appointment" TEXT)

What is the name of the person that was appointed on 13 May 2009?
SELECT "Replaced by" FROM table_48702 WHERE "Date of appointment" = '13 may 2009'
SELECT "Replaced by" FROM "table_48702" WHERE "Date of appointment" = '13 may 2009'