CREATE TABLE table_31421 ("Official name" TEXT, "INE code" FLOAT, "Name in Spanish" TEXT, "Name in Basque" TEXT, "Population  ( 2007 ) " FLOAT)

What is the INE code of the municipality whose official name is Berantevilla?
SELECT MAX("INE code") FROM table_31421 WHERE "Official name" = 'Berantevilla'
SELECT MAX("INE code") FROM "table_31421" WHERE "Official name" = 'Berantevilla'