Who wrote the episode that was directed by Dennie Gordon
CREATE TABLE table_15938543_1 (written_by VARCHAR, directed_by VARCHAR)
SELECT written_by FROM table_15938543_1 WHERE directed_by = "Dennie Gordon"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_15938543_1 (written_by VARCHAR, directed_by VARCHAR) Question: Who wrote the episode that was directed by Dennie Gordon [/INST] SELECT written_by FROM table_15938543_1 WHERE directed_by = "Dennie Gordon" </s>