What year did a team from North Dearborn leave?
CREATE TABLE table_name_89 (year_left VARCHAR, school VARCHAR)
SELECT year_left FROM table_name_89 WHERE school = "north dearborn"
### Context: CREATE TABLE table_name_89 (year_left VARCHAR, school VARCHAR) ### Question: What year did a team from North Dearborn leave? ### Answer: SELECT year_left FROM table_name_89 WHERE school = "north dearborn"