CREATE TABLE table_47475 ("Track" FLOAT, "Title" TEXT, "Songwriter ( s ) " TEXT, "Producer ( s ) " TEXT, "Length" TEXT)

Who is sezen aksu's producer?
SELECT "Producer(s)" FROM table_47475 WHERE "Songwriter(s)" = 'sezen aksu'
SELECT "Producer(s)" FROM "table_47475" WHERE "Songwriter(s)" = 'sezen aksu'