This market refers to the tennis match between Kayla Day and Shuai Zhang in the Pan Pacific Open, Qualification, originally scheduled for October 24, 2026 at 12:30AM ET. This market will resolve to 'Kayla Day' if Kayla Day advances against Shuai Zhang. This market will resolve to 'Shuai Zhang' if Shuai Zhang advances against Kayla Day. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by November 7, 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.