How many characters were portrayed by the informant of don flack?
CREATE TABLE table_11240028_3 (portrayed_by VARCHAR, relationship VARCHAR)
SELECT COUNT(portrayed_by) FROM table_11240028_3 WHERE relationship = "Informant of Don Flack"
### Context: CREATE TABLE table_11240028_3 (portrayed_by VARCHAR, relationship VARCHAR) ### Question: How many characters were portrayed by the informant of don flack? ### Answer: SELECT COUNT(portrayed_by) FROM table_11240028_3 WHERE relationship = "Informant of Don Flack"