When has a Centerfold model of krista kelly?
CREATE TABLE table_name_20 (date VARCHAR, centerfold_model VARCHAR)
SELECT date FROM table_name_20 WHERE centerfold_model = "krista kelly"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_name_20 (date VARCHAR, centerfold_model VARCHAR) Question: When has a Centerfold model of krista kelly? [/INST] SELECT date FROM table_name_20 WHERE centerfold_model = "krista kelly" </s>