What is the series episode number of the episode with production code 303?
CREATE TABLE table_16581695_4 (no_in_series VARCHAR, production_code VARCHAR)
SELECT no_in_series FROM table_16581695_4 WHERE production_code = "303"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_16581695_4 (no_in_series VARCHAR, production_code VARCHAR) Question: What is the series episode number of the episode with production code 303? [/INST] SELECT no_in_series FROM table_16581695_4 WHERE production_code = "303" </s>