Who is the constructor for the car driven by George Heath?
CREATE TABLE table_18893428_1 (constructor VARCHAR, driver VARCHAR)
SELECT constructor FROM table_18893428_1 WHERE driver = "George Heath"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_18893428_1 (constructor VARCHAR, driver VARCHAR) Question: Who is the constructor for the car driven by George Heath? [/INST] SELECT constructor FROM table_18893428_1 WHERE driver = "George Heath" </s>