What constructor has a grid less than 21, and time/retired of engine?
CREATE TABLE table_name_64 (constructor VARCHAR, grid VARCHAR, time_retired VARCHAR)
SELECT constructor FROM table_name_64 WHERE grid < 21 AND time_retired = "engine"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_name_64 (constructor VARCHAR, grid VARCHAR, time_retired VARCHAR) Question: What constructor has a grid less than 21, and time/retired of engine? [/INST] SELECT constructor FROM table_name_64 WHERE grid < 21 AND time_retired = "engine" </s>