This market refers to the tennis match between Mario Arce Fernandez and Carlos Lopez Montagud in the ITF Men Xativa, originally scheduled for July 30, 2026 at 4:00AM ET. This market will resolve to 'Mario Arce Fernandez' if Mario Arce Fernandez advances against Carlos Lopez Montagud. This market will resolve to 'Carlos Lopez Montagud' if Carlos Lopez Montagud advances against Mario Arce Fernandez. If the match is canceled (not played at all), ends in a tie, or is delayed beyond 7 days from the scheduled date without a winner determined, 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.