What is the short stem for the word that has a perfect stem of poztu?
CREATE TABLE table_name_56 (
    short_stem VARCHAR,
    perfect_stem VARCHAR
)
SELECT short_stem FROM table_name_56 WHERE perfect_stem = "poztu"
Below are sql tables schemas paired with instruction that describes a task. Using valid SQLite, write a response that appropriately completes the request for the provided tables. ### Instruction: What is the short stem for the word that has a perfect stem of poztu? ### Input: CREATE TABLE table_name_56 (
    short_stem VARCHAR,
    perfect_stem VARCHAR
) ### Response: SELECT short_stem FROM table_name_56 WHERE perfect_stem = "poztu"