user: Question: What is the result against Errol Zimmerman on 2007-04-07?
Columns: ['Date', 'Result', 'Opponent', 'Location', 'Method']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['2013-04-27', 'Win', 'Martinis Knyzelis', 'Vilnius, Lithuania', 'Decision']
SQL:

assistant: SELECT "Result" FROM "Table" WHERE "Opponent" = 'Errol Zimmerman' AND "Date" = '2007-04-07';