This market refers to the tennis match between jintao Lan and You Du in the M25 Guiyang, Qualifying, originally scheduled for September 13, 2026 at 10:00PM ET. This market will resolve to 'jintao Lan' if jintao Lan advances against You Du. This market will resolve to 'You Du' if You Du advances against jintao Lan. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by September 27, 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 International Tennis Federation (ITF). A consensus of credible reporting may also be used.