Who had the fastest lap in the Dutch TT Grand Prix? 
CREATE TABLE table_18303274_1 (fastest_lap VARCHAR, grand_prix VARCHAR)
SELECT fastest_lap FROM table_18303274_1 WHERE grand_prix = "Dutch TT"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_18303274_1 (fastest_lap VARCHAR, grand_prix VARCHAR) Question: Who had the fastest lap in the Dutch TT Grand Prix?  [/INST] SELECT fastest_lap FROM table_18303274_1 WHERE grand_prix = "Dutch TT" </s>