ITF Columbus: Isabella Marton vs Ana Grubor

This market refers to the tennis match between Isabella Marton and Ana Grubor in the ITF Women Columbus, originally scheduled for July 8, 2026 at 10:00AM ET. This market will resolve to 'Isabella Marton' if Isabella Marton advances against Ana Grubor. This market will resolve to 'Ana Grubor' if Ana Grubor advances against Isabella Marton. 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.