Roland Garros WTA (Doubles): Kostyuk/Ruse vs Mertens/Zhang

This market refers to the doubles tennis match between Kostyuk/Ruse and Mertens/Zhang in the Roland Garros WTA, originally scheduled for May 26, 2026 at 5:00AM ET. This market will resolve to 'Kostyuk/Ruse' if the team of Kostyuk/Ruse advances against Mertens/Zhang. This market will resolve to 'Mertens/Zhang' if the team of Mertens/Zhang advances against Kostyuk/Ruse. 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 team advances due to the opponent's retirement, default, or disqualification, this market will resolve to the team who advances. If the match ends in a walkover (a team withdraws before the start and the other advances automatically), this market will resolve to 50-50. The primary resolution source will be official information from the WTA Tour. A consensus of credible reporting may also be used.