Question: Who is the Winner of the Nissan Motorsport Australia Team at the Oran Park Raceway?
SQL: SELECT "Winner" FROM "2-18874135-1" WHERE "Team" = 'Nissan Motorsport Australia' AND "Circuit" = 'Oran Park Raceway';

Question: What is the Circuit in the ATCC Round 1 Series with Winner Jim Richards?
SQL: SELECT "Circuit" FROM "2-18874135-1" WHERE "Winner" = 'Jim Richards' AND "Series" = 'ATCC Round 1';

Question: What is the Team of Winner Mark Skaife in ATCC Round 7?
SQL: SELECT "Team" FROM "2-18874135-1" WHERE "Winner" = 'Mark Skaife' AND "Series" = 'ATCC Round 7';