CREATE TABLE table_5574 ("Outcome" TEXT, "Date" TEXT, "Tournament" TEXT, "Surface" TEXT, "Partner" TEXT, "Opponents in Final" TEXT, "Score in Final" TEXT)

Which Opponents in Final has an Outcome of winner, and a Surface of hard, and a Date of april 17, 1994?
SELECT "Opponents in Final" FROM table_5574 WHERE "Outcome" = 'winner' AND "Surface" = 'hard' AND "Date" = 'april 17, 1994'
SELECT "Opponents in Final" FROM "table_5574" WHERE "Date" = 'april 17, 1994' AND "Outcome" = 'winner' AND "Surface" = 'hard'