W15 Sao Luis: ISABELA DE MATTOS SILVA vs Catarina Melleiro

This market refers to the tennis match between ISABELA DE MATTOS SILVA and Catarina Melleiro in the W15 Sao Luis, Main Draw, originally scheduled for September 17, 2026 at 11:30AM ET. This market will resolve to 'ISABELA DE MATTOS SILVA' if ISABELA DE MATTOS SILVA advances against Catarina Melleiro. This market will resolve to 'Catarina Melleiro' if Catarina Melleiro advances against ISABELA DE MATTOS SILVA. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by October 1, 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.