Who constructed stefan johansson's car with a grid under 14?
CREATE TABLE table_name_52 (constructor VARCHAR, grid VARCHAR, driver VARCHAR)
SELECT constructor FROM table_name_52 WHERE grid < 14 AND driver = "stefan johansson"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_name_52 (constructor VARCHAR, grid VARCHAR, driver VARCHAR) Question: Who constructed stefan johansson's car with a grid under 14? [/INST] SELECT constructor FROM table_name_52 WHERE grid < 14 AND driver = "stefan johansson" </s>