Table: dtm_2000_race
Columns: round
circuit
date
fastest_lap
winning_driver
winning_team
winning_manufacturer

Question: Who was the winning driver with the winning team Opel Team Holzer 1, and a round under 9 with the fastest lap being Bernd Schneider?
SQL: SELECT "winning_driver" FROM dtm_2000_race WHERE "winning_team" = 'opel team holzer 1' AND "round" < 9 AND "fastest_lap" = 'bernd schneider'

Question: What was the final number for the winning manufacturer with Mercedes-benz, and a circuit of hockenheimring?
SQL: SELECT COUNT("round") FROM dtm_2000_race WHERE "winning_manufacturer" = 'mercedes-benz' AND "circuit" = 'hockenheimring'

Question: What was the date of Circuit Hockenheimring and the winning manufacturer being Mercedes-Benz?
SQL: SELECT "date" FROM dtm_2000_race WHERE "circuit" = 'hockenheimring' AND "winning_manufacturer" = 'mercedes-benz'

Question: Who was the winning driver of the Circuit of Lausitzring?
SQL: SELECT "winning_driver" FROM dtm_2000_race WHERE "circuit" = 'lausitzring'