This market refers to the tennis match between Mary Stoiana and Claire Liu in the Sao Paulo Open, originally scheduled for September 14, 2026 at 9:00AM ET. This market will resolve to 'Mary Stoiana' if Mary Stoiana advances against Claire Liu. This market will resolve to 'Claire Liu' if Claire Liu advances against Mary Stoiana. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by September 28, 2026, 11:59 PM ET (14 days after the scheduled start), this market will resolve to 50-50. If the match begins but is not completed, and one player advan...