user: Question: If the pick is under 28 and the position is k, what's the highest Overall pick?
Columns: ['Round', 'Pick', 'Overall', 'Name', 'Position', 'College']
Types: ['real', 'real', 'real', 'text', 'text', 'text']
Sample row: [2.0, 28.0, 55.0, 'Chip Lohmiller', 'K', 'Minnesota']
SQL:

assistant: SELECT MAX("Overall") FROM "Table" WHERE "Position" = 'k' AND "Pick" < 28.0;