Madrid Open: Jannik Sinner vs Alexander Zverev

This market refers to the tennis match between Jannik Sinner and Alexander Zverev in the Madrid Open, originally scheduled for May 3, 2026 at 11:00AM ET. This market will resolve to 'Jannik Sinner' if Jannik Sinner advances against Alexander Zverev. This market will resolve to 'Alexander Zverev' if Alexander Zverev advances against Jannik Sinner. 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 m