user: Question: What is the Difference with a position of less than 3, and, 17 points.
Columns: ['Position', 'Team', 'Points', 'Played', 'Drawn', 'Lost', 'Against', 'Difference']
Types: ['real', 'text', 'real', 'real', 'real', 'real', 'real', 'text']
Sample row: [1.0, 'Corinthians', 17.0, 10.0, 3.0, 0.0, 8.0, '11']
SQL:

assistant: SELECT "Difference" FROM "Table" WHERE "Position" < 3.0 AND "Points" = 17.0;