On which date was the record of 27-28-11 set?
CREATE TABLE table_27537518_9 (date VARCHAR, record VARCHAR)
SELECT date FROM table_27537518_9 WHERE record = "27-28-11"
### Context: CREATE TABLE table_27537518_9 (date VARCHAR, record VARCHAR) ### Question: On which date was the record of 27-28-11 set? ### Answer: SELECT date FROM table_27537518_9 WHERE record = "27-28-11"