What class has less than 12 numbers built operated by southern?
CREATE TABLE table_name_1 (class VARCHAR, no_built VARCHAR, operator VARCHAR)
SELECT class FROM table_name_1 WHERE no_built < 12 AND operator = "southern"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_name_1 (class VARCHAR, no_built VARCHAR, operator VARCHAR) Question: What class has less than 12 numbers built operated by southern? [/INST] SELECT class FROM table_name_1 WHERE no_built < 12 AND operator = "southern" </s>