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

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'