CREATE TABLE table_16571 ("Character" CLOB, "Portrayed by" CLOB, "First appearance" CLOB, "Last appearance" CLOB, "Duration" CLOB, "Episodes" CLOB)

How many episodes did actress Vanessa Ferlito appear in?
SELECT "Episodes" FROM table_16571 WHERE "Portrayed by" = 'Vanessa Ferlito'
SELECT "Episodes" FROM "table_16571" WHERE "Portrayed by" = 'Vanessa Ferlito'