This market refers to the tennis match between Daniel Siniakov and Claus Piening in the M25 Pardubice, Main Draw, originally scheduled for September 23, 2026 at 4:30AM ET. This market will resolve to 'Daniel Siniakov' if Daniel Siniakov advances against Claus Piening. This market will resolve to 'Claus Piening' if Claus Piening advances against Daniel Siniakov. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by October 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 International Tennis Federation (ITF). A consensus of credible reporting may also be used.