user: Question: state the number of surface where championship is Australian Open and score in the final is 6–3, 4–6, 11–9
Columns: ['Outcome', 'Year', 'Championship', 'Surface', 'Partner', 'Opponents in the final', 'Score in the final']
Types: ['text', 'real', 'text', 'text', 'text', 'text', 'text']
Sample row: ['Winner', 1992.0, 'Australian Open', 'Hard', 'Nicole Provis', 'Arantxa Sánchez Vicario Todd Woodbridge', '6–3, 4–6, 11–9']
SQL:

assistant: SELECT COUNT("Surface") FROM "Table" WHERE "Championship" = 'Australian Open' AND "Score in the final" = '6–3, 4–6, 11–9';