user: Question: Who won the Australian Grand Prix?
Columns: ['Race', 'Date', 'Location', 'Pole Position', 'Fastest Lap', 'Race Winner', 'Constructor', 'Report']
Types: ['text', 'text', 'text', 'text', 'text', 'text', 'text', 'text']
Sample row: ['Brazilian Grand Prix', '23 March', 'Jacarepaguá', 'Ayrton Senna', 'Nelson Piquet', 'Nelson Piquet', 'Williams - Honda', 'Report']
SQL:

assistant: SELECT "Race Winner" FROM "Table" WHERE "Race" = 'Australian Grand Prix';