Yastremska vs Volynets — Dayana Yastremska

Kalshi — primary rule

If Dayana Yastremska wins the Yastremska vs Volynets professional tennis match in the 2026 WTA Guangzhou Round Of 32 after a ball has been played, then the market resolves to Yes.

Polymarket — resolution criteria

This market refers to the tennis match between Dayana Yastremska and Katie Volynets in the Guangzhou Open, originally scheduled for October 26, 2026 at 10:00PM ET. This market will resolve to 'Dayana Yastremska' if Dayana Yastremska advances against Katie Volynets. This market will resolve to 'Katie Volynets' if Katie Volynets advances against Dayana Yastremska. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by November 9, 2026, 11:59 PM ET (14 days after the scheduled start), 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.