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_19852975_4 (season__number INTEGER, writer_s_ VARCHAR)
### Question:
From writer Denne Bart Petitclerc, what is the maximum season number?
### Answer:
SELECT MAX(season__number) FROM table_19852975_4 WHERE writer_s_ = "Denne Bart Petitclerc"