user: Question: Name the most extra points for Right tackle
Columns: ['Player', 'Position', 'Starter', 'Touchdowns', 'Extra points', 'Field goals', 'Points']
Types: ['text', 'text', 'text', 'real', 'real', 'real', 'real']
Sample row: ['Tom Hammond', 'Fullback', 'yes', 2.0, 6.0, 1.0, 21.0]
SQL:

assistant: SELECT MAX("Extra points") FROM "Table" WHERE "Position" = 'Right tackle';