When did the episode written by Abe Sylvia originally air?
CREATE TABLE table_26961951_6 (original_air_date VARCHAR, written_by VARCHAR)
SELECT original_air_date FROM table_26961951_6 WHERE written_by = "Abe Sylvia"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_26961951_6 (original_air_date VARCHAR, written_by VARCHAR) Question: When did the episode written by Abe Sylvia originally air? [/INST] SELECT original_air_date FROM table_26961951_6 WHERE written_by = "Abe Sylvia" </s>