Medvedev vs Cerundolo — Daniil Medvedev

Kalshi — primary rule

If Daniil Medvedev wins the Medvedev vs Cerundolo professional tennis match in the 2026 ATP Beijing Quarterfinal after a ball has been played, then the market resolves to Yes.

Polymarket — resolution criteria

This market refers to the tennis match between Daniil Medvedev and Francisco Cerundolo in the China Open, originally scheduled for October 4, 2026 at 4:30AM ET. This market will resolve to 'Daniil Medvedev' if Daniil Medvedev advances against Francisco Cerundolo. This market will resolve to 'Francisco Cerundolo' if Francisco Cerundolo advances against Daniil Medvedev. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by October 18, 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 ATP Tour. A consensus of credible reporting may also be used.