user: Question: The 51 points against, how many are for?
Columns: ['Played in', 'Matches', 'Lost', 'Drawn', 'Points for', 'Points against']
Types: ['text', 'text', 'text', 'text', 'text', 'text']
Sample row: ['Played in', 'Matches', 'Lost', 'Drawn', 'Points for', 'Points against']
SQL:

assistant: SELECT "Points for" FROM "Table" WHERE "Points against" = '51';