What is the title of the episode with a production code of ad1b04?
CREATE TABLE table_name_50 (title VARCHAR, production_code VARCHAR)
SELECT title FROM table_name_50 WHERE production_code = "ad1b04"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_name_50 (title VARCHAR, production_code VARCHAR) Question: What is the title of the episode with a production code of ad1b04? [/INST] SELECT title FROM table_name_50 WHERE production_code = "ad1b04" </s>