When did Oliver Jarvis have pole position?
CREATE TABLE table_21321935_2 (date VARCHAR, pole_position VARCHAR)
SELECT date FROM table_21321935_2 WHERE pole_position = "Oliver Jarvis"
### Context: CREATE TABLE table_21321935_2 (date VARCHAR, pole_position VARCHAR) ### Question: When did Oliver Jarvis have pole position? ### Answer: SELECT date FROM table_21321935_2 WHERE pole_position = "Oliver Jarvis"