Set 1 Winner: Tabilo vs Griekspoor

This market refers to the tennis match between Alejandro Tabilo and Tallon Griekspoor in the Mubadala Citi DC Open, originally scheduled for July 27, 2026 at 10:00AM ET. This market will resolve to “Tabilo” if Alejandro Tabilo wins the first set. It will resolve to “Griekspoor” if Tallon Griekspoor wins the first set. If the match begins but is not completed, and the first set is concluded with a winner determined, this market will resolve based on that completed set. If the first set is not completed for any reason, this market will resolve 50-50. If the match is canceled (not played at all) or is delayed beyond 7 days from the scheduled date without play beginning, this market will resolve 50-50. Resolution will be based on official ATP match statistics.