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

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'