Open Capfinances Rouen Metropole: Marta Kostyuk vs Tatjana Maria

This market refers to the tennis match between Marta Kostyuk and Tatjana Maria in the Open Capfinances Rouen Metropole, originally scheduled for April 18, 2026 at 9:30AM ET. This market will resolve to 'Marta Kostyuk' if Marta Kostyuk advances against Tatjana Maria. This market will resolve to 'Tatjana Maria' if Tatjana Maria advances against Marta Kostyuk. 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.

Source: official resolution criteria from Polymarket. Always verify on the source page before trading.