user: Question: What was the first set with a third set of 25–21?
Columns: ['Date', 'Time', 'Score', 'Set 1', 'Set 2', 'Set 3', 'Total', 'Report']
Types: ['text', 'text', 'text', 'text', 'text', 'text', 'text', 'text']
Sample row: ['04 Oct', '16:10', '3–0', '25–20', '25–16', '25–22', '75–58', 'P2']
SQL:

assistant: SELECT "Set 1" FROM "Table" WHERE "Set 3" = '25–21';