This market refers to the tennis match between Keegan Rice and Mark Lajal in the Vancouver, originally scheduled for July 31, 2026 at 6:00PM ET. This market will resolve to 'Keegan Rice' if Keegan Rice advances against Mark Lajal. This market will resolve to 'Mark Lajal' if Mark Lajal advances against Keegan Rice. 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 ATP Tour. A consensus of credible reporting may also be used.