What is the name of the episode written by glen mazzara?
CREATE TABLE table_30030477_1 (title VARCHAR, written_by VARCHAR)
SELECT title FROM table_30030477_1 WHERE written_by = "Glen Mazzara"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_30030477_1 (title VARCHAR, written_by VARCHAR) Question: What is the name of the episode written by glen mazzara? [/INST] SELECT title FROM table_30030477_1 WHERE written_by = "Glen Mazzara" </s>