CREATE TABLE table_44810 ("Date" TEXT, "Score" TEXT, "Set 1" TEXT, "Set 2" TEXT, "Set 3" TEXT, "Total" TEXT)

What is the Set 1 when Set 3 was 25 15?
SELECT "Set 1" FROM table_44810 WHERE "Set 3" = '25–15'
SELECT "Set 1" FROM "table_44810" WHERE "Set 3" = '25–15'