CREATE TABLE table_56310 ("Date" CLOB, "Tournament" CLOB, "Surface" CLOB, "Opponent in the final" CLOB, "Score" CLOB)

Who played the final match on November 23, 1998?
SELECT "Opponent in the final" FROM table_56310 WHERE "Date" = 'november 23, 1998'
SELECT "Opponent in the final" FROM "table_56310" WHERE "Date" = 'november 23, 1998'