Gauthier Onclin vs Vitaliy Sachko

This market refers to the tennis match between Gauthier Onclin and Vitaliy Sachko in the ATP US Open, Qualification, originally scheduled for August 25, 2026 at 13:00 UTC. This market will resolve to 'Gauthier Onclin' if Gauthier Onclin advances against Vitaliy Sachko. This market will resolve to 'Vitaliy Sachko' if Vitaliy Sachko advances against Gauthier Onclin. If the match is canceled (not played at all), ends in a tie, or is delayed beyond 7 days from the scheduled date without a winner determined, 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.