CREATE TABLE table_5738 ("Outcome" TEXT, "Date" TEXT, "Tournament" TEXT, "Surface" TEXT, "Opponent" TEXT, "Score" TEXT)

What was the outcome for Rik de Voest as opponent?
SELECT "Outcome" FROM table_5738 WHERE "Opponent" = 'rik de voest'
SELECT "Outcome" FROM "table_5738" WHERE "Opponent" = 'rik de voest'