Name the number of writers for airdate of 15 july 1967
CREATE TABLE table_20345624_2 (writer VARCHAR, original_airdate VARCHAR)
SELECT COUNT(writer) FROM table_20345624_2 WHERE original_airdate = "15 July 1967"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_20345624_2 (writer VARCHAR, original_airdate VARCHAR) Question: Name the number of writers for airdate of 15 july 1967 [/INST] SELECT COUNT(writer) FROM table_20345624_2 WHERE original_airdate = "15 July 1967" </s>