user: Question: Which Rank is the highest one that has Points smaller than 256.6?
Columns: ['Rank', 'Name', 'Nationality', '1st (m)', '2nd (m)', 'Points', 'Overall FHT points', 'Overall WC points (Rank)']
Types: ['real', 'text', 'text', 'real', 'real', 'real', 'text', 'text']
Sample row: [1.0, 'Janne Ahonen', 'FIN', 139.5, 138.0, 282.5, '834.2 (1)', '515 (3)']
SQL:

assistant: SELECT MAX("Rank") FROM "Table" WHERE "Points" < 256.6;