W50 Heraklion: Marianna Argyrokastriti vs Marilyn Seraphidou

This market refers to the tennis match between Marianna Argyrokastriti and Marilyn Seraphidou in the W50 Heraklion, Main Draw, originally scheduled for November 3, 2026 at 4:30AM ET. This market will resolve to 'Marianna Argyrokastriti' if Marianna Argyrokastriti advances against Marilyn Seraphidou. This market will resolve to 'Marilyn Seraphidou' if Marilyn Seraphidou advances against Marianna Argyrokastriti. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by November 17, 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 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.