US Open: Reilly Opelka vs Carlos Alcaraz Garfia

This is a polymarket on the tennis match between Reilly Opelka and Carlos Alcaraz Garfia in the 2025 US Open men’s singles first round, scheduled for August 25, 2025. This market will resolve to 'Opelka' if Reilly Opelka advances against Carlos Alcaraz Garfia. This market will resolve to 'Garfia' if Carlos Alcaraz Garfia advances against Reilly Opelka. If the match is canceled (not played at all), ends in a tie, or is delayed beyond August 29, 2025, without a winner determined, this market will resolve to 50–50. If the match ends in a walkover (one player withdraws before the start and the other advances automatically), this market will resolve in favor of the player who officially advances to the next round. The primary resolution source will be official information from the US Open. A consensus of credible reporting may also be used.