This is a polymarket on the Round 2 match between Learner Tien and Andrey Rublev in the 2025 Cincinnati Open, scheduled for August 10, 2025. This market will resolve to "Tien" if Learner Tien advances against Andrey Rublev. This market will resolve to "Rublev" if Andrey Rublev advances against Learner Tien. If the match is canceled (not played at all), ends in a tie, or is delayed beyond August 12, 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 ATP Tour. A consensus of credible reporting may also be used.