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_25737761_4 (_number INTEGER, writer VARCHAR)
### Question:
What episode number of the season did Tony Basgallop write?
### Answer:
SELECT MIN(_number) FROM table_25737761_4 WHERE writer = "Tony Basgallop"