Question: What is the fastest lap in the Le Mans Bugatti circuit?
SQL: SELECT "Fastest Lap" FROM "2-15293399-2" WHERE "Circuit" = 'Le Mans Bugatti';

Question: What is the fastest lap of the Oschersleben circuit with Audi Sport Team Abt as the winning team?
SQL: SELECT "Fastest Lap" FROM "2-15293399-2" WHERE "Winning team" = 'Audi Sport Team Abt' AND "Circuit" = 'Oschersleben';

Question: Who is the winning driver of the Oschersleben circuit with Timo Scheider as the pole position?
SQL: SELECT "Winning driver" FROM "2-15293399-2" WHERE "Pole position" = 'Timo Scheider' AND "Circuit" = 'Oschersleben';

Question: What is the winning team of the race on 31 August with Audi as the winning manufacturer and Timo Scheider as the winning driver?
SQL: SELECT "Winning team" FROM "2-15293399-2" WHERE "Winning manufacturer" = 'Audi' AND "Winning driver" = 'Timo Scheider' AND "Date" = '31 August';

Question: Who is the winning driver of the race with no race as the winning manufacturer?
SQL: SELECT "Winning driver" FROM "2-15293399-2" WHERE "Winning manufacturer" = 'no race';