Which chassis-engine had 77 laps?
CREATE TABLE table_name_9 (chassis___engine VARCHAR, laps VARCHAR)
SELECT chassis___engine FROM table_name_9 WHERE laps = 77
### Context: CREATE TABLE table_name_9 (chassis___engine VARCHAR, laps VARCHAR) ### Question: Which chassis-engine had 77 laps? ### Answer: SELECT chassis___engine FROM table_name_9 WHERE laps = 77