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_88 (commissioned VARCHAR, builder VARCHAR)
### Question:
when was it commissioned when the destroyer was built by scotts, greenock?
### Answer:
SELECT commissioned FROM table_name_88 WHERE builder = "scotts, greenock"