List the plats that attended Wilfrid Laurier University. 
CREATE TABLE table_18042409_1 (player VARCHAR, alma_mater VARCHAR)
SELECT player FROM table_18042409_1 WHERE alma_mater = "Wilfrid Laurier University"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_18042409_1 (player VARCHAR, alma_mater VARCHAR) Question: List the plats that attended Wilfrid Laurier University.  [/INST] SELECT player FROM table_18042409_1 WHERE alma_mater = "Wilfrid Laurier University" </s>