user: ### NOW ANSWER:
Question: What is the highest Sack with an Assisted larger than 4, with TD's smaller than 0?
Columns: ['Player', 'Tackles', 'Solo', 'Assisted', 'Sack', 'Yards', "TD's"]
Types: ['text', 'real', 'real', 'real', 'real', 'real', 'real']
Sample row: ['Rex Motes', 26.0, 24.0, 4.0, 0.0, 0.0, 0.0]
SQL:

assistant: SELECT MAX("Sack") FROM "Table" WHERE "Assisted" > 4.0 AND "TD's" < 0.0;