This market refers to the tennis match between Anastasia Tikhonova and Darja Semenistaja in the Barranquilla, originally scheduled for September 7, 2026 at 12:30PM ET. This market will resolve to 'Anastasia Tikhonova' if Anastasia Tikhonova advances against Darja Semenistaja. This market will resolve to 'Darja Semenistaja' if Darja Semenistaja advances against Anastasia Tikhonova. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by September 21, 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 WTA Tour. A consensus of credible reporting may also be used.