user: Question: On what date was the first match for the competition that ended its last match on December 16, 2007?
Columns: ['Competition', 'Started Round', 'Final Position', 'Final Round', 'First Match', 'Last Match']
Types: ['text', 'text', 'text', 'text', 'text', 'text']
Sample row: ['Serie A', 'Round 1', '5th', 'Round 38', 'August 26, 2008', 'May 18, 2008']
SQL:

assistant: SELECT "First Match" FROM "Table" WHERE "Last Match" = 'December 16, 2007';