CREATE TABLE table_7540 ("Date" TEXT, "Time" TEXT, "Score" TEXT, "Set 1" TEXT, "Set 2" TEXT, "Set 3" TEXT, "Total" TEXT, "Report" TEXT)

What set 2 has 15:33 as the time?
SELECT "Set 2" FROM table_7540 WHERE "Time" = '15:33'
SELECT "Set 2" FROM "table_7540" WHERE "Time" = '15:33'