user: ### NOW ANSWER:
Question: What was the sum for a top-10 u.s. open that had a top-25 bigger than 0?
Columns: ['Tournament', 'Wins', 'Top-5', 'Top-10', 'Top-25', 'Events', 'Cuts made']
Types: ['text', 'real', 'real', 'real', 'real', 'real', 'real']
Sample row: ['Masters Tournament', 0.0, 0.0, 0.0, 0.0, 4.0, 0.0]
SQL:

assistant: SELECT SUM("Top-10") FROM "Table" WHERE "Tournament" = 'u.s. open' AND "Top-25" > 0.0;