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"
### Context: CREATE TABLE table_name_50 (title VARCHAR, production_code VARCHAR) ### Question: What is the title of the episode with a production code of ad1b04? ### Answer: SELECT title FROM table_name_50 WHERE production_code = "ad1b04"