This market refers to the tennis match between Rafael Tosetto and Lucas Zancheta in the M15 Porto Velho, Main Draw, originally scheduled for September 3, 2026 at 5:00PM ET. This market will resolve to 'Rafael Tosetto' if Rafael Tosetto advances against Lucas Zancheta. This market will resolve to 'Lucas Zancheta' if Lucas Zancheta advances against Rafael Tosetto. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by September 17, 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.