Madrid Open: Marta Kostyuk vs Anastasia Potapova

This market refers to the tennis match between Marta Kostyuk and Anastasia Potapova in the Madrid Open, originally scheduled for April 30, 2026 at 3:30PM ET. This market will resolve to 'Marta Kostyuk' if Marta Kostyuk advances against Anastasia Potapova. This market will resolve to 'Anastasia Potapova' if Anastasia Potapova advances against Marta Kostyuk. 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 determin