user: Question: What is the total number of wins for riders with fewer than 56 races and more than 0 titles?
Columns: ['Rider', 'Years active', 'Races', 'Wins', '2nd pl.', '3rd pl.', 'Titles']
Types: ['text', 'text', 'real', 'real', 'real', 'real', 'real']
Sample row: ['Luca Cadalora', '2000', 2.0, 0.0, 0.0, 0.0, 0.0]
SQL:

assistant: SELECT SUM("Wins") FROM "Table" WHERE "Races" < 56.0 AND "Titles" > 0.0;