user: Question: Which Winning score has a Date of Aug 26, 1973?
Columns: ['Date', 'Tournament', 'Winning score', 'Margin of victory', 'Runner(s)-up']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['May 16, 1971', 'Sealy LPGA Classic', '–3 (77-69-72-71=289)', '2 strokes', 'Donna Caponi']
SQL:

assistant: SELECT "Winning score" FROM "Table" WHERE "Date" = 'Aug 26, 1973';