Four-wallet underdog buying surge

This market refers to the tennis match between Carlos Maria Zarate and Francisco Comesana in the Cali, originally scheduled for October 22, 2026 at 11:00AM ET. This market will resolve to 'Carlos Maria Zarate' if Carlos Maria Zarate advances against Francisco Comesana. This market will resolve to 'Francisco Comesana' if Francisco Comesana advances against Carlos Maria Zarate. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by November 5, 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 ATP Tour. A consensus of credible reporting may also be used.