Cincinnati Open (Doubles): Frantzen/Haase vs Granollers/Zeballos

This market refers to the doubles tennis match between Frantzen/Haase and Granollers/Zeballos in the Cincinnati Open, originally scheduled for August 22, 2026 at 11:00AM ET. This market will resolve to 'Frantzen/Haase' if the team of Frantzen/Haase advances against Granollers/Zeballos. This market will resolve to 'Granollers/Zeballos' if the team of Granollers/Zeballos advances against Frantzen/Haase. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by September 5, 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 team advances due to the opponent's retirement, default, or disqualification, this market will resolve to the team who advances. If the match ends in a walkover (a team 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.