This market refers on the tennis match between Aleksandar Vukic and Otto Virtanen in the Barcelona Open, Qualification, scheduled for April 11 at 4:30AM ET. This market will resolve to 'Aleksandar Vukic' if Aleksandar Vukic advances against Otto Virtanen. This market will resolve to 'Otto Virtanen' if Otto Virtanen advances against Aleksandar Vukic. 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.