This market refers on the tennis match between Katie Volynets and Donna Vekic in the Upper Austria Ladies Linz, scheduled for April 7 at 9:00AM ET. This market will resolve to 'Katie Volynets' if Katie Volynets advances against Donna Vekic. This market will resolve to 'Donna Vekic' if Donna Vekic advances against Katie Volynets. 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 WTA Tour. A consensus of credible reporting may also be used.