Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_name_3 (year_left INTEGER, conference_joined VARCHAR, year_joined VARCHAR)

### Question ###
What's the highest Year Left that's got a Conference Joined of Sagamore with a Year Joined larger than 1942?

### Accurate SQL ###

SELECT MAX(year_left) FROM table_name_3 WHERE conference_joined = "sagamore" AND year_joined > 1942