user: Question: What is the sum of the Game with a Set 4 of 25-21 and a Set 3 of 25-23?
Columns: ['Game', 'Date', 'Set 1', 'Set 2', 'Set 3', 'Set 4', 'Set 5', 'Result (sets)', 'Result (Pts)']
Types: ['real', 'text', 'text', 'text', 'text', 'text', 'text', 'text', 'text']
Sample row: [1.0, 'May 27, 2005', '24-26', '25-16', '20-25', '19-25', 'NA', '1 - 3', '88 - 92']
SQL:

assistant: SELECT SUM("Game") FROM "Table" WHERE "Set 4" = '25-21' AND "Set 3" = '25-23';