CREATE TABLE table_74935 ("Circuit" TEXT, "Date" TEXT, "Pole position" TEXT, "Fastest Lap" TEXT, "Winning driver" TEXT, "Winning team" TEXT, "Winning manufacturer" TEXT)

What is the winning team of the race on 31 August with Audi as the winning manufacturer and Timo Scheider as the winning driver?
SELECT "Winning team" FROM table_74935 WHERE "Winning manufacturer" = 'audi' AND "Winning driver" = 'timo scheider' AND "Date" = '31 august'
SELECT "Winning team" FROM "table_74935" WHERE "Date" = '31 august' AND "Winning driver" = 'timo scheider' AND "Winning manufacturer" = 'audi'