Suzhou: Sofia Costoulas vs Darya Astakhova Set 1 O/U 8.5

Event Rules

This market refers to the tennis match between Sofia Costoulas and Darya Astakhova in the Suzhou, originally scheduled for October 5, 2026 at 1:00AM ET. This market will resolve to 'Sofia Costoulas' if Sofia Costoulas advances against Darya Astakhova. This market will resolve to 'Darya Astakhova' if Darya Astakhova advances against Sofia Costoulas. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by October 19, 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.