This market refers on the tennis match between Aryna Sabalenka and Elena Rybakina in the Australian Open WTA, scheduled for January 31 at 3:30AM ET. This market will resolve to 'Sabalenka' if Aryna Sabalenka advances against Elena Rybakina. This market will resolve to 'Rybakina' if Elena Rybakina advances against Aryna Sabalenka. 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 Australian Open. A consensus of credible reporting may also be used.