Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
### Context:
CREATE TABLE table_name_56 (class VARCHAR, quantity_preserved VARCHAR, quantity_made VARCHAR)
### Question:
What class has 0 preserved and 2 made?
### Answer:
SELECT class FROM table_name_56 WHERE quantity_preserved = "0" AND quantity_made = "2"