user: Question: What Race has a Purse of $300,000?
Columns: ['Date', 'Race', 'Track', 'Location', 'Distance', 'Surface', 'Purse', 'Finish']
Types: ['text', 'text', 'text', 'text', 'text', 'text', 'text', 'text']
Sample row: ['February 14, 2008', 'Maiden Special Weight', 'Gulfstream Park', 'Hallandale Beach, Florida', '7 fur.', 'Dirt', '$40,000', '1st']
SQL:

assistant: SELECT "Race" FROM "Table" WHERE "Purse" = '$300,000';