Elvina Kalieva vs Sofia Costoulas

Limitless

This market refers to the tennis match between Elvina Kalieva and Sofia Costoulas in the WTA US Open, Qualification, originally scheduled for August 26, 2026 at 09:00 UTC. This market will resolve to 'Elvina Kalieva' if Elvina Kalieva advances against Sofia Costoulas. This market will resolve to 'Sofia Costoulas' if Sofia Costoulas advances against Elvina Kalieva. 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.