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_43 (cooper VARCHAR, ashmolean VARCHAR, hahland VARCHAR)

### Question ###
What is the cooper with an Ashmolean less than 21, and hahland smaller than 4?

### Accurate SQL ###

SELECT cooper FROM table_name_43 WHERE ashmolean < 21 AND hahland < 4