This market refers to the tennis match between Diane Parry and Elise Mertens in the Monterrey Open, originally scheduled for August 29, 2026 at 7:30PM ET. This market will resolve to “Parry” if Diane Parry wins the first set. It will resolve to “Mertens” if Elise Mertens wins the first set. If the match begins but is not completed, and the first set is concluded with a winner determined, this market will resolve based on that completed set. If the first set is not completed for any reason, this market will resolve 50-50. If the match is canceled (not played at all) or play has not begun by September 12, 2026, 11:59 PM ET (14 days after the scheduled start), this market will resolve 50-50. Resolution will be based on official WTA match statistics.