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This market refers to the tennis match between Giacomo Crisostomo and Vito Antonio Darderi in the ITF Men Messina, originally scheduled for June 9, 2026 at 2:00PM ET. This market will resolve to 'Giacomo Crisostomo' if Giacomo Crisostomo advances against Vito Antonio Darderi. This market will resolve to 'Vito Antonio Darderi' if Vito Antonio Darderi advances against Giacomo Crisostomo. If the match is canceled (not played at all), ends in a tie, or is delayed beyond 7 days from the scheduled date without a winner determined, this market will resolve to 50-50. If the match begins but is not completed, and one player advances due to the opponent's retirement, default, or disqualification, this market will resolve to the player who advances. If the match ends in a walkover (player 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 International Tennis Federation (ITF). A consensus of credible reporting may also be used.