CREATE TABLE table_28582 ("Athlete" TEXT, "Event" TEXT, "Round of 32" TEXT, "Round of 16" TEXT, "Quarterfinals" TEXT, "Semifinals" TEXT)

If round of 32 is sawatvilay phimmasone ( lao ) w pts 9-7, what was the event?
SELECT "Event" FROM table_28582 WHERE "Round of 32" = 'Sawatvilay Phimmasone ( LAO ) W PTS 9-7'
SELECT "Event" FROM "table_28582" WHERE "Round of 32" = 'Sawatvilay Phimmasone ( LAO ) W PTS 9-7'