Tell me the timeslot of calls of wrko
CREATE TABLE table_name_21 (timeslot VARCHAR, calls VARCHAR)
SELECT timeslot FROM table_name_21 WHERE calls = "wrko"
### Context: CREATE TABLE table_name_21 (timeslot VARCHAR, calls VARCHAR) ### Question: Tell me the timeslot of calls of wrko ### Answer: SELECT timeslot FROM table_name_21 WHERE calls = "wrko"