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_67 (quantity VARCHAR, seats VARCHAR, class VARCHAR)

### Question ###
What is the quantity when the seats number was 16 and the class was kss 1913?

### Accurate SQL ###

SELECT quantity FROM table_name_67 WHERE seats = 16 AND class = "kss 1913"