user: Question: What tournament had a winning score of −27 (64-64-61=189)?
Columns: ['Date', 'Tournament', 'Winning score', 'Margin of victory', 'Runner(s)-up']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['22 Feb 2004', 'Outback Steakhouse Pro-Am', '−13 (67-65-68=200)', '1 stroke', 'Larry Nelson']
SQL:

assistant: SELECT "Tournament" FROM "Table" WHERE "Winning score" = '−27 (64-64-61=189)';