CREATE TABLE table_40620 ("Outcome" TEXT, "Date" TEXT, "Tournament" TEXT, "Surface" TEXT, "Opponent" TEXT, "Score" TEXT)

What is the Outcome with an Opponent that is jelena jankovi ?
SELECT "Outcome" FROM table_40620 WHERE "Opponent" = 'jelena janković'
SELECT "Outcome" FROM "table_40620" WHERE "Opponent" = 'jelena janković'