Marlon Vankan vs John Sperle

This market refers to the tennis match between Marlon Vankan and John Sperle in the ITF M15 Trier Men, originally scheduled for August 13, 2026 at 5:00AM ET. This market will resolve to 'Marlon Vankan' if Marlon Vankan advances against John Sperle. This market will resolve to 'John Sperle' if John Sperle advances against Marlon Vankan. 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.