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_17 ( combination_classification VARCHAR, stage VARCHAR )

### Question ###
Which Combination classification has a Stage of 14?

### Accurate SQL ###

SELECT combination_classification FROM table_name_17 WHERE stage = "14"