user: 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?
Columns: ['Round', 'Circuit', 'Date', 'Fastest lap', 'Winning driver', 'Winning team', 'Winning manufacturer']
Types: ['real', 'text', 'text', 'text', 'text', 'text', 'text']
Sample row: [1.0, 'Hockenheimring', '28 May', 'Bernd Schneider', 'Bernd Schneider', 'HWA 1', 'Mercedes-Benz']
SQL:

assistant: SELECT "Winning driver" FROM "Table" WHERE "Winning team" = 'Opel Team Holzer 1' AND "Round" < 9.0 AND "Fastest lap" = 'Bernd Schneider';