When was commercial operation where construction started June 10, 1971?
CREATE TABLE table_name_27 (commercial_operation VARCHAR, construction_start VARCHAR)
SELECT commercial_operation FROM table_name_27 WHERE construction_start = "june 10, 1971"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_name_27 (commercial_operation VARCHAR, construction_start VARCHAR) Question: When was commercial operation where construction started June 10, 1971? [/INST] SELECT commercial_operation FROM table_name_27 WHERE construction_start = "june 10, 1971" </s>