user: ### NOW ANSWER:
Question: What is the average number of losses when there are more than 4 wins, and the against matches is more than 1728?
Columns: ['Club', 'Wins', 'Losses', 'Draws', 'Against']
Types: ['text', 'real', 'real', 'real', 'real']
Sample row: ['Camperdown', 13.0, 2.0, 0.0, 1019.0]
SQL:

assistant: SELECT AVG("Losses") FROM "Table" WHERE "Wins" < 4.0 AND "Against" > 1728.0;