What is Date, when Opponent is At Saskatchewan Roughriders?
CREATE TABLE table_name_13 (date VARCHAR, opponent VARCHAR)
SELECT date FROM table_name_13 WHERE opponent = "at saskatchewan roughriders"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_name_13 (date VARCHAR, opponent VARCHAR) Question: What is Date, when Opponent is At Saskatchewan Roughriders? [/INST] SELECT date FROM table_name_13 WHERE opponent = "at saskatchewan roughriders" </s>