What is the production code for episode 15 in season 3?
CREATE TABLE table_16581695_4 (production_code VARCHAR, no_in_season VARCHAR)
SELECT production_code FROM table_16581695_4 WHERE no_in_season = "15"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_16581695_4 (production_code VARCHAR, no_in_season VARCHAR) Question: What is the production code for episode 15 in season 3? [/INST] SELECT production_code FROM table_16581695_4 WHERE no_in_season = "15" </s>