CREATE TABLE table_64896 ("Elector" TEXT, "Place of birth" TEXT, "Cardinalatial title" TEXT, "Elevated" TEXT, "Elevator" TEXT)

What Elector has the Place of birth of San Severino?
SELECT "Elector" FROM table_64896 WHERE "Place of birth" = 'san severino'
SELECT "Elector" FROM "table_64896" WHERE "Place of birth" = 'san severino'