user: Question: How many points against has team cardiff had when there were less than 7 tries?
Columns: ['Team', 'Tries for', 'Tries against', 'Try diff', 'Points for', 'Points against', 'Points diff']
Types: ['text', 'real', 'real', 'text', 'real', 'real', 'text']
Sample row: ['Toulouse', 21.0, 13.0, '8', 157.0, 142.0, '15']
SQL:

assistant: SELECT "Points against" FROM "Table" WHERE "Team" = 'cardiff' AND "Tries against" < 7.0;