user: Question: What is the maximum points against when team's points are 10?
Columns: ['Team', 'P', 'W', 'D', 'L', 'Tries for', 'Tries against', 'Try diff', 'Points for', 'Points against', 'Points diff', 'Pts']
Types: ['text', 'real', 'real', 'real', 'real', 'real', 'real', 'text', 'real', 'real', 'text', 'real']
Sample row: ['Castres Olympique', 5.0, 5.0, 0.0, 0.0, 29.0, 6.0, '+23', 207.0, 71.0, '+136', 10.0]
SQL:

assistant: SELECT MAX("Points against") FROM "Table" WHERE "Pts" = 10.0;