Sao Paulo Open: Darja Semenistaja vs Teodora Kostovic Set 1 Winner

Event Rules

This market refers to the tennis match between Darja Semenistaja and Teodora Kostovic in the Sao Paulo Open, originally scheduled for September 16, 2026 at 9:00AM ET. This market will resolve to 'Darja Semenistaja' if Darja Semenistaja advances against Teodora Kostovic. This market will resolve to 'Teodora Kostovic' if Teodora Kostovic advances against Darja Semenistaja. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by September 30, 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.