This market refers to the tennis match between Sara Sorribes Tormo and Zeynep Sonmez in the Guangzhou Open, originally scheduled for October 26, 2026 at 10:00PM ET. This market will resolve to 'Sara Sorribes Tormo' if Sara Sorribes Tormo advances against Zeynep Sonmez. This market will resolve to 'Zeynep Sonmez' if Zeynep Sonmez advances against Sara Sorribes Tormo. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by November 9, 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 advances due to the opponent's retirement, default, or disqualification, this market will resolve to the player who advances. If the match ends in a walkover (player 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.