Resolution criteria on PolyGram: This market refers to the tennis match between Kali Supova and Nera Tesankic in the ITF Women Osijek, originally scheduled for June 3, 2026 at 4:00AM ET. This market will resolve to 'Kali Supova' if Kali Supova advances against Nera Tesankic. This market will resolve to 'Nera Tesankic' if Nera Tesankic advances against Kali Supova. 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.
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
| Completed Match | 50% YES | 50% NO |
| ITF Osijek: Kali Supova vs Nera Tesankic | 94% YES | 7% NO |
Kali Supova faces Nera Tesankic in the ITF Women's tournament at Osijek, scheduled for 3 June 2026. The match is set for 4:00 AM ET, with settlement occurring by 10 June 2026. Current order book pricing reflects a 50–50 split, indicating the market perceives near-equal competitive standing between the two players at present.
ITF Women's events at this tier typically feature players ranked between 400 and 800 on the WTA scale, where head-to-head records and recent form carry substantial weight in determining outcomes. The 50–50 implied probability suggests either limited historical data between these opponents or comparable recent performance metrics. Traders should examine whether either player has faced similar opposition recently, as ITF circuit results often cluster by regional draw strength and surface preference. Supova and Tesankic's records on clay courts—Osijek's playing surface—warrant particular scrutiny, as surface-specific win rates frequently diverge from overall career statistics.
Key catalysts include official confirmation of the match proceeding as scheduled, any last-minute withdrawals or injury announcements, and weather conditions in the week prior to 3 June. The seven-day delay clause embedded in the settlement terms means that postponements beyond 10 June would trigger a 50–50 resolution regardless of eventual outcome. Traders should monitor ITF tournament updates and player social media for fitness concerns or scheduling changes, as lower-ranked players occasionally withdraw from fixtures with limited notice. Court assignments and seeding announcements, typically released 48 hours before play, may shift market pricing if they reveal unexpected bracket positioning.
This market settles from the official outcome published at https://www.itftennis.com/en/tournament-calendar/. 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 "ITF Osijek: Kali Supova vs Nera Tesankic" are the same as any other PolyGram sporting 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.
$1K in lifetime turnover and $17K of resting liquidity puts this market in the below the median by volume for sports contracts on PolyGram. Order-book depth is modest — expect a couple of cents of slippage on $1k+ trades.
Last 24 hours alone saw $1K 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.itftennis.com/en/tournament-calendar/. 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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