W15 Sumter, SC: Olivia De Los Reyes vs Roisin Gilheany

This market refers to the tennis match between Olivia De Los Reyes and Roisin Gilheany in the W15 Sumter, SC, Qualifying, originally scheduled for October 26, 2026 at 11:00AM ET. This market will resolve to 'Olivia De Los Reyes' if Olivia De Los Reyes advances against Roisin Gilheany. This market will resolve to 'Roisin Gilheany' if Roisin Gilheany advances against Olivia De Los Reyes. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by November 9, 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.