Who directed the episode which originally aired February 4, 2005?
CREATE TABLE table_228973_11 (directed_by VARCHAR, original_air_date VARCHAR)
SELECT directed_by FROM table_228973_11 WHERE original_air_date = "February 4, 2005"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_228973_11 (directed_by VARCHAR, original_air_date VARCHAR) Question: Who directed the episode which originally aired February 4, 2005? [/INST] SELECT directed_by FROM table_228973_11 WHERE original_air_date = "February 4, 2005" </s>