Resolution criteria on PolyGram: This market refers to the tennis match between Mayar Sherif and Carlota Martinez Cirez in the Foggia, originally scheduled for June 2, 2026 at 5:00AM ET. This market will resolve to 'Mayar Sherif' if Mayar Sherif advances against Carlota Martinez Cirez. This market will resolve to 'Carlota Martinez Cirez' if Carlota Martinez Cirez advances against Mayar Sherif. 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.
PolyGram is an on-chain prediction market where you trade YES or NO outcome shares with real USDC on Polygon. For this market, buy YES if you believe the event will happen, or NO if you think it won't. Your maximum loss is your stake — winning shares pay $1.00 each at resolution. Unlike sportsbooks, there is no house edge: prices are set by supply and demand from other traders and reflect the crowd's real-time probability.
Market outcomes
| Foggia: Mayar Sherif vs Carlota Martinez Cirez | 89% YES | 12% NO |
| Completed Match | 50% YES | 50% NO |
| Foggia: Mayar Sherif vs Carlota Martinez Cirez Set 1 O/U 8.5 | 55% YES | 45% NO |
| Foggia: Mayar Sherif vs Carlota Martinez Cirez Total Sets: O/U 2.5 | 24% YES | 77% NO |
| Foggia: Mayar Sherif vs Carlota Martinez Cirez Set 1 O/U 9.5 | 50% YES | 50% NO |
| Foggia: Mayar Sherif vs Carlota Martinez Cirez Set 1 O/U 10.5 | 17% YES | 84% NO |
| Foggia: Mayar Sherif vs Carlota Martinez Cirez Set 1 Winner | 82% YES | 19% NO |
| Foggia: Mayar Sherif vs Carlota Martinez Cirez Match O/U 21.5 | 28% YES | 72% NO |
Mayar Sherif and Carlota Martinez Cirez are scheduled to meet in the opening rounds of the Foggia WTA tournament on 2 June 2026. Sherif, an Egyptian player ranked in the mid-200s, faces Martinez Cirez, a Spanish competitor with comparable ranking status. The current order book on Polymarket reflects an 89% implied probability favouring Sherif's advancement, suggesting the market perceives a substantial skill or form differential between the two players.
Sherif's recent record provides context for the elevated probability. She has demonstrated consistent performance on the ITF and lower-tier WTA circuits, with multiple first-round victories in 2025–2026 qualifying rounds. Martinez Cirez, by contrast, has shown more inconsistent results on comparable surfaces and competition levels. Head-to-head records between players at this ranking tier often shift based on surface preference—Foggia's clay courts typically favour baseline consistency, an area where Sherif has shown relative strength in recent matches.
Traders should monitor withdrawal announcements through the WTA's official draw updates, typically released 48 hours before tournament commencement. Injury disclosures or late scratches would trigger immediate repricing. The settlement window extends to 9 June, allowing seven days for match completion; delays beyond this threshold without a determined winner would resolve the market to 50-50. Recent tournament schedules have generally proceeded on schedule, though weather disruptions on Italian clay courts remain a minor consideration for late-spring events.
This market settles from the official outcome published at https://www.wtatennis.com/scores. A proposer submits the final result to the UMA optimistic oracle on Polygon; the two-hour dispute window closes and payouts clear in USDC.
The mechanics for trading "Foggia: Mayar Sherif vs Carlota Martinez Cirez" are the same as any other PolyGram event contract. Each YES share resolves to $1 if the event happens, or $0 if it doesn't. The current price between 0¢ and 100¢ is the market's probability estimate, set live by the order book.
$2K in lifetime turnover and $52K of resting liquidity puts this market in the below the median by volume for tennis contracts on PolyGram. Order-book depth is strong — order books support five-figure trades with single-cent slippage.
Last 24 hours alone saw $2K in turnover, well above the lifetime daily-average for this market — a clear sign of news catalysing trader activity right now.
The market has been open for under a month — fresh enough that information asymmetry remains a real factor.
Higher-volume markets tend to have tighter spreads and faster price discovery — meaning the displayed YES/NO percentages are more likely to reflect the true crowd-implied probability rather than a single trader's directional view.
Resolution is sourced from https://www.wtatennis.com/scores. Settlement is executed by the UMA optimistic oracle on Polygon, with a 2-hour dispute window before payouts clear.
This prediction market is scheduled to close on 9 June 2026. After the resolving event occurs, settlement typically clears within 24 hours once the UMA optimistic oracle confirms the outcome. All payouts are in USDC on the Polygon network.
To trade on this prediction market, create a free PolyGram account at polygram.ink, deposit USDC via Polygon, and place a YES or NO order on the outcome you believe in. You can learn more on our how-it-works page. Your maximum loss is limited to your stake — there is no leverage or margin.
When the outcome is determined, winning YES shares pay out $1.00 each in USDC, while losing shares pay $0. Settlement is handled by the UMA optimistic oracle on Polygon — a proposer submits the result, a two-hour dispute window opens, and if uncontested, payouts are distributed automatically. You can withdraw your winnings to any Polygon wallet.
Prediction-market positions can lose 100% of staked capital. Outcomes are uncertain by definition — historical accuracy of crowd-implied probabilities is high in aggregate but not for any single market. PolyGram does not provide investment advice. Trade only with capital you can afford to lose.
Regulatory status varies by jurisdiction. Germany, the United States, and most EU countries treat Polymarket-style event contracts under one of three frameworks: financial derivative, gambling product, or unregulated novel asset. Consult local counsel before trading.
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