For the Enernoc Australia Pty Ltd, what's the country with an unknown date?
CREATE TABLE table_name_15 (country VARCHAR, date VARCHAR, company VARCHAR)
SELECT country FROM table_name_15 WHERE date = "unknown" AND company = "enernoc australia pty ltd"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_name_15 (country VARCHAR, date VARCHAR, company VARCHAR) Question: For the Enernoc Australia Pty Ltd, what's the country with an unknown date? [/INST] SELECT country FROM table_name_15 WHERE date = "unknown" AND company = "enernoc australia pty ltd" </s>