This market refers to the tennis match between Petr Bar Biryukov and Fajing Sun in the Ningbo, originally scheduled for October 28, 2026 at 10:00PM ET. This market will resolve to 'Petr Bar Biryukov' if Petr Bar Biryukov advances against Fajing Sun. This market will resolve to 'Fajing Sun' if Fajing Sun advances against Petr Bar Biryukov. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by November 11, 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.