Both Brazilian players face off in the ITF M15 Sao Paulo quarterfinals on outdoor clay, where local conditions and surface familiarity often shape outcomes for lower-ranked competitors. Gustavo Ribeiro de Almeida, the 20-year-old right-hander ranked near 605-750 with a career high around 604, brings recent momentum from strong ITF results and junior pedigree, positioning him as the slight trader favorite at roughly 60% implied probability. Nicolas Zanellato, 24, sits at approximately 760 with a career high of 458 and has posted a recent win in the same M15 event, highlighting his experience on the circuit despite a narrower path to victory. Key variables include serve consistency on the slower clay, fatigue from the tournament schedule, and any late adjustments to playing lists, as both athletes compete in a tightly contested matchup where small edges in form or adaptation can shift probabilities quickly.
Experimental AI-generated summary referencing Polymarket data. This is not trading advice and plays no role in how this market resolves. · Updated15m 55s
Jul 31·2:00 PM
G. Almeida-
N. Zanellato-
$28.74 Vol.
NEW
This market refers to the tennis match between Gustavo Ribeiro De Almeida and Nicolas Zanellato in the ITF Men Sao Paulo, originally scheduled for July 31, 2026 at 10:00AM ET.
This market will resolve to 'Gustavo Ribeiro De Almeida' if Gustavo Ribeiro De Almeida advances against Nicolas Zanellato.
This market will resolve to 'Nicolas Zanellato' if Nicolas Zanellato advances against Gustavo Ribeiro De Almeida.
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.This market refers to the tennis match between Gustavo Ribeiro De Almeida and Nicolas Zanellato in the ITF Men Sao Paulo, originally scheduled for July 31, 2026 at 10:00AM ET. This market will resolve to "Yes" if all games and sets required to determine a match winner under governing body or event organizer rules are played to completion through normal play. Otherwise, if the match is not completed for any reason, it will resolve to "No." If a forfeit of any kind occurs, including but not limited to a walkover or retirement, this market will resolve "No." 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 "No." The primary resolution source for this market is the official statistics of the event as recognized by the governing body or event organizers. However, if the governing body or event organizers have not published final match statistics within 2 hours after the event's conclusion, a consensus of credible reporting may be used instead.This market refers to the tennis match between Gustavo Ribeiro De Almeida and Nicolas Zanellato in the ITF Sao Paulo, originally scheduled for July 31, 2026 at 10:00AM ET.
This market will resolve to “Almeida” if Gustavo Ribeiro De Almeida wins the first set. It will resolve to “Zanellato” if Nicolas Zanellato 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 ITF match statistics.This market refers to the tennis match between Gustavo Ribeiro De Almeida and Nicolas Zanellato in the ITF Sao Paulo, originally scheduled for July 31, 2026 at 10:00AM ET.
This market will resolve to "Over" if the total number of sets completed equals or exceeds 3. Otherwise, it will resolve to "Under."
A super tie breaker is considered as one (1) set for total set markets.
If the match begins but is not completed, this market will resolve 50-50. If the match is canceled before play begins or delayed beyond 7 days from the scheduled date without a result, this market will also resolve 50-50.
Resolution will be based on official ITF statistics.This market refers to the tennis match between Gustavo Ribeiro De Almeida and Nicolas Zanellato in the ITF Sao Paulo, originally scheduled for July 31, 2026 at 10:00AM ET.
This market will resolve to "Over" if the total number of games completed across all sets equals or exceeds 22. Otherwise, it will resolve to "Under."
All tiebreaks—including any Champions/Super tiebreak—count as one (1) game toward the total.
If the match begins but is not completed, this market will resolve 50-50. If the match is canceled before play begins or delayed beyond 7 days from the scheduled date without a result, this market will also resolve 50-50.
Resolution will be based on official ITF statistics.This market refers to the tennis match between Gustavo Ribeiro De Almeida and Nicolas Zanellato in the ITF Sao Paulo, originally scheduled for July 31, 2026 at 10:00AM ET.
This market will resolve to “Almeida” if Gustavo Ribeiro De Almeida wins set 2. It will resolve to “Zanellato” if Nicolas Zanellato wins set 2.
If the match begins but set 2 is not completed with a winner determined (including the match ending before set 2 is reached), 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 ITF match statistics.This market refers to the tennis match between Gustavo Ribeiro De Almeida and Nicolas Zanellato in the ITF Sao Paulo, originally scheduled for July 31, 2026 at 10:00AM ET.
This market will resolve to "Almeida" if Gustavo Ribeiro De Almeida wins by 2 or more sets than Nicolas Zanellato, based on the final completed score. Otherwise, it will resolve to "Zanellato."
If the match begins but is not completed, this market will resolve 50-50. If the match is canceled before play begins or delayed beyond 7 days from the scheduled date without a result, this market will also resolve 50-50.
Resolution will be based on official ITF results.This market refers to the tennis match between Gustavo Ribeiro De Almeida and Nicolas Zanellato in the ITF Sao Paulo, originally scheduled for July 31, 2026 at 10:00AM ET.
This market will resolve to "Over" if the total number of games completed across all sets equals or exceeds 23. Otherwise, it will resolve to "Under."
All tiebreaks—including any Champions/Super tiebreak—count as one (1) game toward the total.
If the match begins but is not completed, this market will resolve 50-50. If the match is canceled before play begins or delayed beyond 7 days from the scheduled date without a result, this market will also resolve 50-50.
Resolution will be based on official ITF statistics.This market refers to the tennis match between Gustavo Ribeiro De Almeida and Nicolas Zanellato in the ITF Sao Paulo, originally scheduled for July 31, 2026 at 10:00AM ET.
This market will resolve to "Over" if the total number of games completed across all sets equals or exceeds 24. Otherwise, it will resolve to "Under."
All tiebreaks—including any Champions/Super tiebreak—count as one (1) game toward the total.
If the match begins but is not completed, this market will resolve 50-50. If the match is canceled before play begins or delayed beyond 7 days from the scheduled date without a result, this market will also resolve 50-50.
Resolution will be based on official ITF statistics.This market refers to the tennis match between Gustavo Ribeiro De Almeida and Nicolas Zanellato in the ITF Sao Paulo, originally scheduled for July 31, 2026 at 10:00AM ET.
This market will resolve to "Over" if the total number of games completed in set 2 equals or exceeds 9. Otherwise, it will resolve to "Under."
Any tiebreak in set 2 counts as one (1) game toward the total.
If set 2 is not completed for any reason (including the match ending before set 2 is reached), this market will resolve 50-50. If the match is canceled before play begins, or delayed beyond 7 days without commencement, this market will also resolve 50-50.
Resolution will be based on official ITF results.This market refers to the tennis match between Gustavo Ribeiro De Almeida and Nicolas Zanellato in the ITF Sao Paulo, originally scheduled for July 31, 2026 at 10:00AM ET.
This market will resolve to "Over" if the total number of games completed in the first set equals or exceeds 9. Otherwise, it will resolve to "Under."
Any first-set tiebreak counts as one (1) game toward the total.
If the first set is not completed for any reason, this market will resolve 50-50. If the match is canceled before play begins, or delayed beyond 7 days without commencement, this market will also resolve 50-50.
Resolution will be based on official ITF results.This market refers to the tennis match between Gustavo Ribeiro De Almeida and Nicolas Zanellato in the ITF Sao Paulo, originally scheduled for July 31, 2026 at 10:00AM ET.
This market will resolve to "Over" if the total number of games completed in set 2 equals or exceeds 10. Otherwise, it will resolve to "Under."
Any tiebreak in set 2 counts as one (1) game toward the total.
If set 2 is not completed for any reason (including the match ending before set 2 is reached), this market will resolve 50-50. If the match is canceled before play begins, or delayed beyond 7 days without commencement, this market will also resolve 50-50.
Resolution will be based on official ITF results.This market refers to the tennis match between Gustavo Ribeiro De Almeida and Nicolas Zanellato in the ITF Sao Paulo, originally scheduled for July 31, 2026 at 10:00AM ET.
This market will resolve to "Over" if the total number of games completed in the first set equals or exceeds 10. Otherwise, it will resolve to "Under."
Any first-set tiebreak counts as one (1) game toward the total.
If the first set is not completed for any reason, this market will resolve 50-50. If the match is canceled before play begins, or delayed beyond 7 days without commencement, this market will also resolve 50-50.
Resolution will be based on official ITF results.This market refers to the tennis match between Gustavo Ribeiro De Almeida and Nicolas Zanellato in the ITF Sao Paulo, originally scheduled for July 31, 2026 at 10:00AM ET.
This market will resolve to "Over" if the total number of games completed in set 2 equals or exceeds 11. Otherwise, it will resolve to "Under."
Any tiebreak in set 2 counts as one (1) game toward the total.
If set 2 is not completed for any reason (including the match ending before set 2 is reached), this market will resolve 50-50. If the match is canceled before play begins, or delayed beyond 7 days without commencement, this market will also resolve 50-50.
Resolution will be based on official ITF results.This market refers to the tennis match between Gustavo Ribeiro De Almeida and Nicolas Zanellato in the ITF Sao Paulo, originally scheduled for July 31, 2026 at 10:00AM ET.
This market will resolve to "Over" if the total number of games completed in the first set equals or exceeds 11. Otherwise, it will resolve to "Under."
Any first-set tiebreak counts as one (1) game toward the total.
If the first set is not completed for any reason, this market will resolve 50-50. If the match is canceled before play begins, or delayed beyond 7 days without commencement, this market will also resolve 50-50.
Resolution will be based on official ITF results.Both Brazilian players face off in the ITF M15 Sao Paulo quarterfinals on outdoor clay, where local conditions and surface familiarity often shape outcomes for lower-ranked competitors. Gustavo Ribeiro de Almeida, the 20-year-old right-hander ranked near 605-750 with a career high around 604, brings recent momentum from strong ITF results and junior pedigree, positioning him as the slight trader favorite at roughly 60% implied probability. Nicolas Zanellato, 24, sits at approximately 760 with a career high of 458 and has posted a recent win in the same M15 event, highlighting his experience on the circuit despite a narrower path to victory. Key variables include serve consistency on the slower clay, fatigue from the tournament schedule, and any late adjustments to playing lists, as both athletes compete in a tightly contested matchup where small edges in form or adaptation can shift probabilities quickly.
This market refers to the tennis match between Gustavo Ribeiro De Almeida and Nicolas Zanellato in the ITF Men Sao Paulo, originally scheduled for July 31, 2026 at 10:00AM ET.
This market will resolve to 'Gustavo Ribeiro De Almeida' if Gustavo Ribeiro De Almeida advances against Nicolas Zanellato.
This market will resolve to 'Nicolas Zanellato' if Nicolas Zanellato advances against Gustavo Ribeiro De Almeida.
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.
This market will resolve to 'Gustavo Ribeiro De Almeida' if Gustavo Ribeiro De Almeida advances against Nicolas Zanellato.
This market will resolve to 'Nicolas Zanellato' if Nicolas Zanellato advances against Gustavo Ribeiro De Almeida.
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.
Market Opened: Jul 31, 2026, 6:00 AM ET
Volume
$21End Date
Aug 7, 2026Market Opened
Jul 31, 2026, 6:00 AM ETResolution Source
https://www.itftennis.com/en/tournament-calendar/Resolver
0x65070BE91...15m 55s
Jul 31·2:00 PM
G. Almeida-
N. Zanellato-
$28.74 Vol.
NEW
This market refers to the tennis match between Gustavo Ribeiro De Almeida and Nicolas Zanellato in the ITF Men Sao Paulo, originally scheduled for July 31, 2026 at 10:00AM ET.
This market will resolve to 'Gustavo Ribeiro De Almeida' if Gustavo Ribeiro De Almeida advances against Nicolas Zanellato.
This market will resolve to 'Nicolas Zanellato' if Nicolas Zanellato advances against Gustavo Ribeiro De Almeida.
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.This market refers to the tennis match between Gustavo Ribeiro De Almeida and Nicolas Zanellato in the ITF Men Sao Paulo, originally scheduled for July 31, 2026 at 10:00AM ET. This market will resolve to "Yes" if all games and sets required to determine a match winner under governing body or event organizer rules are played to completion through normal play. Otherwise, if the match is not completed for any reason, it will resolve to "No." If a forfeit of any kind occurs, including but not limited to a walkover or retirement, this market will resolve "No." 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 "No." The primary resolution source for this market is the official statistics of the event as recognized by the governing body or event organizers. However, if the governing body or event organizers have not published final match statistics within 2 hours after the event's conclusion, a consensus of credible reporting may be used instead.This market refers to the tennis match between Gustavo Ribeiro De Almeida and Nicolas Zanellato in the ITF Sao Paulo, originally scheduled for July 31, 2026 at 10:00AM ET.
This market will resolve to “Almeida” if Gustavo Ribeiro De Almeida wins the first set. It will resolve to “Zanellato” if Nicolas Zanellato 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 ITF match statistics.This market refers to the tennis match between Gustavo Ribeiro De Almeida and Nicolas Zanellato in the ITF Sao Paulo, originally scheduled for July 31, 2026 at 10:00AM ET.
This market will resolve to "Over" if the total number of sets completed equals or exceeds 3. Otherwise, it will resolve to "Under."
A super tie breaker is considered as one (1) set for total set markets.
If the match begins but is not completed, this market will resolve 50-50. If the match is canceled before play begins or delayed beyond 7 days from the scheduled date without a result, this market will also resolve 50-50.
Resolution will be based on official ITF statistics.This market refers to the tennis match between Gustavo Ribeiro De Almeida and Nicolas Zanellato in the ITF Sao Paulo, originally scheduled for July 31, 2026 at 10:00AM ET.
This market will resolve to "Over" if the total number of games completed across all sets equals or exceeds 22. Otherwise, it will resolve to "Under."
All tiebreaks—including any Champions/Super tiebreak—count as one (1) game toward the total.
If the match begins but is not completed, this market will resolve 50-50. If the match is canceled before play begins or delayed beyond 7 days from the scheduled date without a result, this market will also resolve 50-50.
Resolution will be based on official ITF statistics.This market refers to the tennis match between Gustavo Ribeiro De Almeida and Nicolas Zanellato in the ITF Sao Paulo, originally scheduled for July 31, 2026 at 10:00AM ET.
This market will resolve to “Almeida” if Gustavo Ribeiro De Almeida wins set 2. It will resolve to “Zanellato” if Nicolas Zanellato wins set 2.
If the match begins but set 2 is not completed with a winner determined (including the match ending before set 2 is reached), 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 ITF match statistics.This market refers to the tennis match between Gustavo Ribeiro De Almeida and Nicolas Zanellato in the ITF Sao Paulo, originally scheduled for July 31, 2026 at 10:00AM ET.
This market will resolve to "Almeida" if Gustavo Ribeiro De Almeida wins by 2 or more sets than Nicolas Zanellato, based on the final completed score. Otherwise, it will resolve to "Zanellato."
If the match begins but is not completed, this market will resolve 50-50. If the match is canceled before play begins or delayed beyond 7 days from the scheduled date without a result, this market will also resolve 50-50.
Resolution will be based on official ITF results.This market refers to the tennis match between Gustavo Ribeiro De Almeida and Nicolas Zanellato in the ITF Sao Paulo, originally scheduled for July 31, 2026 at 10:00AM ET.
This market will resolve to "Over" if the total number of games completed across all sets equals or exceeds 23. Otherwise, it will resolve to "Under."
All tiebreaks—including any Champions/Super tiebreak—count as one (1) game toward the total.
If the match begins but is not completed, this market will resolve 50-50. If the match is canceled before play begins or delayed beyond 7 days from the scheduled date without a result, this market will also resolve 50-50.
Resolution will be based on official ITF statistics.This market refers to the tennis match between Gustavo Ribeiro De Almeida and Nicolas Zanellato in the ITF Sao Paulo, originally scheduled for July 31, 2026 at 10:00AM ET.
This market will resolve to "Over" if the total number of games completed across all sets equals or exceeds 24. Otherwise, it will resolve to "Under."
All tiebreaks—including any Champions/Super tiebreak—count as one (1) game toward the total.
If the match begins but is not completed, this market will resolve 50-50. If the match is canceled before play begins or delayed beyond 7 days from the scheduled date without a result, this market will also resolve 50-50.
Resolution will be based on official ITF statistics.This market refers to the tennis match between Gustavo Ribeiro De Almeida and Nicolas Zanellato in the ITF Sao Paulo, originally scheduled for July 31, 2026 at 10:00AM ET.
This market will resolve to "Over" if the total number of games completed in set 2 equals or exceeds 9. Otherwise, it will resolve to "Under."
Any tiebreak in set 2 counts as one (1) game toward the total.
If set 2 is not completed for any reason (including the match ending before set 2 is reached), this market will resolve 50-50. If the match is canceled before play begins, or delayed beyond 7 days without commencement, this market will also resolve 50-50.
Resolution will be based on official ITF results.This market refers to the tennis match between Gustavo Ribeiro De Almeida and Nicolas Zanellato in the ITF Sao Paulo, originally scheduled for July 31, 2026 at 10:00AM ET.
This market will resolve to "Over" if the total number of games completed in the first set equals or exceeds 9. Otherwise, it will resolve to "Under."
Any first-set tiebreak counts as one (1) game toward the total.
If the first set is not completed for any reason, this market will resolve 50-50. If the match is canceled before play begins, or delayed beyond 7 days without commencement, this market will also resolve 50-50.
Resolution will be based on official ITF results.This market refers to the tennis match between Gustavo Ribeiro De Almeida and Nicolas Zanellato in the ITF Sao Paulo, originally scheduled for July 31, 2026 at 10:00AM ET.
This market will resolve to "Over" if the total number of games completed in set 2 equals or exceeds 10. Otherwise, it will resolve to "Under."
Any tiebreak in set 2 counts as one (1) game toward the total.
If set 2 is not completed for any reason (including the match ending before set 2 is reached), this market will resolve 50-50. If the match is canceled before play begins, or delayed beyond 7 days without commencement, this market will also resolve 50-50.
Resolution will be based on official ITF results.This market refers to the tennis match between Gustavo Ribeiro De Almeida and Nicolas Zanellato in the ITF Sao Paulo, originally scheduled for July 31, 2026 at 10:00AM ET.
This market will resolve to "Over" if the total number of games completed in the first set equals or exceeds 10. Otherwise, it will resolve to "Under."
Any first-set tiebreak counts as one (1) game toward the total.
If the first set is not completed for any reason, this market will resolve 50-50. If the match is canceled before play begins, or delayed beyond 7 days without commencement, this market will also resolve 50-50.
Resolution will be based on official ITF results.This market refers to the tennis match between Gustavo Ribeiro De Almeida and Nicolas Zanellato in the ITF Sao Paulo, originally scheduled for July 31, 2026 at 10:00AM ET.
This market will resolve to "Over" if the total number of games completed in set 2 equals or exceeds 11. Otherwise, it will resolve to "Under."
Any tiebreak in set 2 counts as one (1) game toward the total.
If set 2 is not completed for any reason (including the match ending before set 2 is reached), this market will resolve 50-50. If the match is canceled before play begins, or delayed beyond 7 days without commencement, this market will also resolve 50-50.
Resolution will be based on official ITF results.This market refers to the tennis match between Gustavo Ribeiro De Almeida and Nicolas Zanellato in the ITF Sao Paulo, originally scheduled for July 31, 2026 at 10:00AM ET.
This market will resolve to "Over" if the total number of games completed in the first set equals or exceeds 11. Otherwise, it will resolve to "Under."
Any first-set tiebreak counts as one (1) game toward the total.
If the first set is not completed for any reason, this market will resolve 50-50. If the match is canceled before play begins, or delayed beyond 7 days without commencement, this market will also resolve 50-50.
Resolution will be based on official ITF results.Both Brazilian players face off in the ITF M15 Sao Paulo quarterfinals on outdoor clay, where local conditions and surface familiarity often shape outcomes for lower-ranked competitors. Gustavo Ribeiro de Almeida, the 20-year-old right-hander ranked near 605-750 with a career high around 604, brings recent momentum from strong ITF results and junior pedigree, positioning him as the slight trader favorite at roughly 60% implied probability. Nicolas Zanellato, 24, sits at approximately 760 with a career high of 458 and has posted a recent win in the same M15 event, highlighting his experience on the circuit despite a narrower path to victory. Key variables include serve consistency on the slower clay, fatigue from the tournament schedule, and any late adjustments to playing lists, as both athletes compete in a tightly contested matchup where small edges in form or adaptation can shift probabilities quickly.
This market refers to the tennis match between Gustavo Ribeiro De Almeida and Nicolas Zanellato in the ITF Men Sao Paulo, originally scheduled for July 31, 2026 at 10:00AM ET.
This market will resolve to 'Gustavo Ribeiro De Almeida' if Gustavo Ribeiro De Almeida advances against Nicolas Zanellato.
This market will resolve to 'Nicolas Zanellato' if Nicolas Zanellato advances against Gustavo Ribeiro De Almeida.
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.
This market will resolve to 'Gustavo Ribeiro De Almeida' if Gustavo Ribeiro De Almeida advances against Nicolas Zanellato.
This market will resolve to 'Nicolas Zanellato' if Nicolas Zanellato advances against Gustavo Ribeiro De Almeida.
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.
Market Opened: Jul 31, 2026, 6:00 AM ET
Volume
$21End Date
Aug 7, 2026Market Opened
Jul 31, 2026, 6:00 AM ETResolution Source
https://www.itftennis.com/en/tournament-calendar/Resolver
0x65070BE91...Both Brazilian players face off in the ITF M15 Sao Paulo quarterfinals on outdoor clay, where local conditions and surface familiarity often shape outcomes for lower-ranked competitors. Gustavo Ribeiro de Almeida, the 20-year-old right-hander ranked near 605-750 with a career high around 604, brings recent momentum from strong ITF results and junior pedigree, positioning him as the slight trader favorite at roughly 60% implied probability. Nicolas Zanellato, 24, sits at approximately 760 with a career high of 458 and has posted a recent win in the same M15 event, highlighting his experience on the circuit despite a narrower path to victory. Key variables include serve consistency on the slower clay, fatigue from the tournament schedule, and any late adjustments to playing lists, as both athletes compete in a tightly contested matchup where small edges in form or adaptation can shift probabilities quickly.
Experimental AI-generated summary referencing Polymarket data. This is not trading advice and plays no role in how this market resolves. · Updated
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Frequently Asked Questions