CREATE TABLE table_56348 ("Race" TEXT, "Date" TEXT, "Location" TEXT, "Pole Position" TEXT, "Fastest Lap" TEXT, "Race Winner" TEXT, "Constructor" TEXT, "Report" TEXT)

Who held pole position at the race won by Gilles Villeneuve, with the fastest lap held by Gilles Villeneuve, driving a Ferrari?
SELECT "Pole Position" FROM table_56348 WHERE "Fastest Lap" = 'gilles villeneuve' AND "Constructor" = 'ferrari' AND "Race Winner" = 'gilles villeneuve'
SELECT "Pole Position" FROM "table_56348" WHERE "Constructor" = 'ferrari' AND "Fastest Lap" = 'gilles villeneuve' AND "Race Winner" = 'gilles villeneuve'