This market refers to the tennis match between William Mirarchi and Julian Alonso in the M15 Hilton Head Island, SC, Main Draw, originally scheduled for November 6, 2026 at 10:00AM ET. This market will resolve to 'William Mirarchi' if William Mirarchi advances against Julian Alonso. This market will resolve to 'Julian Alonso' if Julian Alonso advances against William Mirarchi. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by November 20, 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.