This market refers to the tennis match between Mateus Cardoso Alves and Gonzalo Villanueva in the Curitiba, originally scheduled for October 1, 2026 at 9:00AM ET. This market will resolve to 'Mateus Cardoso Alves' if Mateus Cardoso Alves advances against Gonzalo Villanueva. This market will resolve to 'Gonzalo Villanueva' if Gonzalo Villanueva advances against Mateus Cardoso Alves. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by October 15, 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 ATP Tour. A consensus of credible reporting may also be used.