CREATE TABLE table_49884 ("Race Name" TEXT, "Circuit" TEXT, "City/Location" TEXT, "Date" TEXT, "Pole position" TEXT, "Fastest lap" TEXT, "Winning driver" TEXT, "Winning team" TEXT, "Report" TEXT)

Which Circuit has a Pole position of andr ribeiro?
SELECT "Circuit" FROM table_49884 WHERE "Pole position" = 'andré ribeiro'
SELECT "Circuit" FROM "table_49884" WHERE "Pole position" = 'andré ribeiro'