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_81 (school VARCHAR, team_name VARCHAR, year_left VARCHAR)

### Question ###
Which school left in 1968 and has the team name of Panthers?

### Accurate SQL ###

SELECT school FROM table_name_81 WHERE team_name = "panthers" AND year_left = "1968"