If Madison Keys wins the Oliynykova vs Keys professional tennis match in the 2026 Australian Open Women Singles Round Of 128 after a ball has been played, then the market resolves to Yes. The following market refers to the Oliynykova vs Keys professional tennis match in the 2026 Australian Open Women Singles Round Of 128 after a ball has been played. If the match does not occur (signaled by a ball being played) due to a player injury, walkover, forfeiture, or any other cancellation (all before the match starts), the market will resolve to a fair price in accordance with the rules. If this match is postponed or delayed, the market will remain open and close after the rescheduled match has finished (within two weeks). This market will close and expire after a winner is declared.