user: Question: What's the highest against score that drew more than 5, and had more than 18 points?
Columns: ['Position', 'Team', 'Points', 'Played', 'Drawn', 'Lost', 'Against', 'Difference']
Types: ['real', 'text', 'real', 'real', 'real', 'real', 'real', 'text']
Sample row: [1.0, 'Corinthians', 29.0, 17.0, 1.0, 2.0, 14.0, '39']
SQL:

assistant: SELECT MAX("Against") FROM "Table" WHERE "Drawn" > 5.0 AND "Points" > 18.0;