Andrej Martin vs Alexander Ritschard

This market refers to the tennis match between Andrej Martin and Alexander Ritschard in the ATP Lisbon Open, originally scheduled for October 19, 2026 at 09:00 UTC. This market will resolve to 'Andrej Martin' if Andrej Martin advances against Alexander Ritschard. This market will resolve to 'Alexander Ritschard' if Alexander Ritschard advances against Andrej Martin. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by November 2, 2026, 23:59 UTC (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.