Who wrote the episode that originally aired April 29, 1994?
CREATE TABLE table_2468961_4 (written_by VARCHAR, original_air_date VARCHAR)
SELECT written_by FROM table_2468961_4 WHERE original_air_date = "April 29, 1994"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_2468961_4 (written_by VARCHAR, original_air_date VARCHAR) Question: Who wrote the episode that originally aired April 29, 1994? [/INST] SELECT written_by FROM table_2468961_4 WHERE original_air_date = "April 29, 1994" </s>