This market refers to the tennis match between Vitaliy Sachko and Pablo Llamas Ruiz in the US Open, Qualification ATP, originally scheduled for August 26, 2026 at 3:30PM ET. This market will resolve to 'Vitaliy Sachko' if Vitaliy Sachko advances against Pablo Llamas Ruiz. This market will resolve to 'Pablo Llamas Ruiz' if Pablo Llamas Ruiz advances against Vitaliy Sachko. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by September 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 ATP Tour. A consensus of credible reporting may also be used.