This market refers to the tennis match between Matheus Pucinelli de Almeida and Joao Lucas Da Silva in the Antofagasta, originally scheduled for October 9, 2026 at 9:00AM ET. This market will resolve to 'Matheus Pucinelli de Almeida' if Matheus Pucinelli de Almeida advances against Joao Lucas Da Silva. This market will resolve to 'Joao Lucas Da Silva' if Joao Lucas Da Silva advances against Matheus Pucinelli de Almeida. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by October 23, 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.