CREATE TABLE table_39328 ("Outcome" TEXT, "Date" TEXT, "Tournament" TEXT, "Surface" TEXT, "Partner" TEXT, "Opponents" TEXT, "Score" TEXT)

What was the Tournament on May 24, 1992 played on a Clay Surface?
SELECT "Tournament" FROM table_39328 WHERE "Surface" = 'clay' AND "Date" = 'may 24, 1992'
SELECT "Tournament" FROM "table_39328" WHERE "Date" = 'may 24, 1992' AND "Surface" = 'clay'