When was pedro rodríguez the winning driver?
CREATE TABLE table_name_77 (date VARCHAR, winning_driver VARCHAR)
SELECT date FROM table_name_77 WHERE winning_driver = "pedro rodríguez"
### Context: CREATE TABLE table_name_77 (date VARCHAR, winning_driver VARCHAR) ### Question: When was pedro rodríguez the winning driver? ### Answer: SELECT date FROM table_name_77 WHERE winning_driver = "pedro rodríguez"