Madrid Open: Aryna Sabalenka vs Naomi Osaka

This market refers to the tennis match between Aryna Sabalenka and Naomi Osaka in the Madrid Open, originally scheduled for April 27, 2026 at 5:00AM ET. This market will resolve to 'Aryna Sabalenka' if Aryna Sabalenka advances against Naomi Osaka. This market will resolve to 'Naomi Osaka' if Naomi Osaka advances against Aryna Sabalenka. If the match is canceled (not played at all), ends in a tie, or is delayed beyond 7 days from the scheduled date without a winner determined, this market will