On what date was the first match for the competition that ended its last match on December 16, 2007?
CREATE TABLE table_name_81 (first_match VARCHAR, last_match VARCHAR)
SELECT first_match FROM table_name_81 WHERE last_match = "december 16, 2007"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_name_81 (first_match VARCHAR, last_match VARCHAR) Question: On what date was the first match for the competition that ended its last match on December 16, 2007? [/INST] SELECT first_match FROM table_name_81 WHERE last_match = "december 16, 2007" </s>