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_56 (short_stem VARCHAR, perfect_stem VARCHAR)

### Question ###
What is the short stem for the word that has a perfect stem of poztu?

### Accurate SQL ###

SELECT short_stem FROM table_name_56 WHERE perfect_stem = "poztu"