Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
### Context:
CREATE TABLE table_name_52 (constructor VARCHAR, grid VARCHAR, driver VARCHAR)
### Question:
Who constructed stefan johansson's car with a grid under 14?
### Answer:
SELECT constructor FROM table_name_52 WHERE grid < 14 AND driver = "stefan johansson"