user: Question: How many Tries against have a Team of dinamo bucureşti, and Tries for smaller than 19?
Columns: ['Team', 'Tries for', 'Tries against', 'Try diff', 'Points for', 'Points against', 'Points diff']
Types: ['text', 'real', 'real', 'text', 'real', 'real', 'text']
Sample row: ['Brive', 35.0, 14.0, '+21', 241.0, 102.0, '+139']
SQL:

assistant: SELECT COUNT("Tries against") FROM "Table" WHERE "Team" = 'dinamo bucureşti' AND "Tries for" < 19.0;