user: Question: What is the sum of points when Bruce Arena has 21 wins?
Columns: ['Coach', 'Club', 'Wins', 'Loss', 'PCT.', 'PTS.']
Types: ['text', 'text', 'real', 'real', 'real', 'real']
Sample row: ['Bruce Arena', 'D.C. United', 21.0, 11.0, 0.656, 55.0]
SQL:

assistant: SELECT SUM("PTS.") FROM "Table" WHERE "Wins" = 21.0 AND "Coach" = 'Bruce Arena';