What company constructed the vehicle when the driver shows as not held?
CREATE TABLE table_name_61 (constructor VARCHAR, driver VARCHAR)
SELECT constructor FROM table_name_61 WHERE driver = "not held"
### Context: CREATE TABLE table_name_61 (constructor VARCHAR, driver VARCHAR) ### Question: What company constructed the vehicle when the driver shows as not held? ### Answer: SELECT constructor FROM table_name_61 WHERE driver = "not held"