Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
### Context:
CREATE TABLE table_name_82 (silver INTEGER, total VARCHAR, bronze VARCHAR)
### Question:
What is the highest silver that has 57 as the total, with a bronze greater than 20?
### Answer:
SELECT MAX(silver) FROM table_name_82 WHERE total = 57 AND bronze > 20