What was the first day cover cancellation for the University of Saskatchewan themed stamp?
CREATE TABLE table_11900773_5 (first_day_cover_cancellation VARCHAR, theme VARCHAR)
SELECT first_day_cover_cancellation FROM table_11900773_5 WHERE theme = "University of Saskatchewan"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_11900773_5 (first_day_cover_cancellation VARCHAR, theme VARCHAR) Question: What was the first day cover cancellation for the University of Saskatchewan themed stamp? [/INST] SELECT first_day_cover_cancellation FROM table_11900773_5 WHERE theme = "University of Saskatchewan" </s>