When did Hans Hartmann drive?
CREATE TABLE table_name_42 (year VARCHAR, driver VARCHAR)
SELECT COUNT(year) FROM table_name_42 WHERE driver = "hans hartmann"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_name_42 (year VARCHAR, driver VARCHAR) Question: When did Hans Hartmann drive? [/INST] SELECT COUNT(year) FROM table_name_42 WHERE driver = "hans hartmann" </s>