This market refers to the tennis match between Elise Mertens and Naomi Osaka in the National Bank Open, originally scheduled for August 8, 2026 at 10:00AM ET. This market will resolve to 'Elise Mertens' if Elise Mertens advances against Naomi Osaka. This market will resolve to 'Naomi Osaka' if Naomi Osaka advances against Elise Mertens. 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 resolve to 50-50. If the match begins but is not completed, and one player advances due to the opp...