This is a polymarket on the tennis match between Jiri Lehecka and Borna Coric in the 2025 US Open men’s singles first round, scheduled for August 24, 2025. This market will resolve to 'Lehecka' if Jiri Lehecka advances against Borna Coric. This market will resolve to 'Coric' if Borna Coric advances against Jiri Lehecka. If the match is canceled (not played at all), ends in a tie, or is delayed beyond August 31, 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.