CREATE TABLE table_7762 ("Province of Silla" TEXT, "Administrative district" TEXT, "Pre-1009 province" TEXT, "Post-1009 province" TEXT, "Modern equivalent" TEXT)

WHich Province of Silla has a Modern equivalent of south jeolla, and a Administrative district of seungju?
SELECT "Province of Silla" FROM table_7762 WHERE "Modern equivalent" = 'south jeolla' AND "Administrative district" = 'seungju'
SELECT "Province of Silla" FROM "table_7762" WHERE "Administrative district" = 'seungju' AND "Modern equivalent" = 'south jeolla'