Resolution criteria on PolyGram: This market refers to the doubles tennis match between Kozyreva/Shymanovich and Costoulas/Papamichail in the Foggia, originally scheduled for June 3, 2026 at 4:00AM ET. This market will resolve to 'Kozyreva/Shymanovich' if the team of Kozyreva/Shymanovich advances against Costoulas/Papamichail. This market will resolve to 'Costoulas/Papamichail' if the team of Costoulas/Papamichail advances against Kozyreva/Shymanovich. 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 (Doubles): Kozyreva/Shymanovich vs Costoulas/Papamichail | 50% YES | 50% NO |
| Completed Match | 0% YES | 100% NO |
A women's doubles tennis match between Kozyreva/Shymanovich and Costoulas/Papamichail is scheduled for the Foggia tournament on 3 June 2026. The current order book on Polymarket reflects a 50% implied probability for Kozyreva/Shymanovich advancing, suggesting traders view this as a genuine toss-up. The settlement window closes on 10 June, allowing a seven-day grace period for completion; matches delayed beyond that date without resolution trigger a 50-50 split.
Doubles pairings at lower-tier WTA events often feature volatile matchups where recent form and partnership chemistry matter considerably. Comparable first-round doubles encounters at Foggia-level tournaments (ITF or WTA 125K events) have historically shown tight probabilities when both teams lack significant ranking separation or established tour history together. The 50-50 split on the order book reflects genuine uncertainty rather than a consensus lean, typical when neither pairing commands clear statistical advantage based on available seeding or recent results.
Traders should monitor the official Foggia draw release and any late withdrawals or substitutions, which occur frequently in doubles. Weather delays in Italy during early June could affect scheduling; the tournament's outdoor clay surface is susceptible to rain postponements. Confirmation of both players' participation closer to the event date, along with any updated WTA rankings or recent tournament results from either pairing, will provide concrete signals for order book movement ahead of the 10 June settlement deadline.
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 (Doubles): Kozyreva/Shymanovich vs Costoulas/Papamichail" 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.
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 10 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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