Resolution criteria on PolyGram: This market refers to the tennis match between Karl Kazuma Lee and Vit Kalina in the ITF Men Lakewood, originally scheduled for May 27, 2026 at 3:00PM ET. This market will resolve to 'Karl Kazuma Lee' if Karl Kazuma Lee advances against Vit Kalina. This market will resolve to 'Vit Kalina' if Vit Kalina advances against Karl Kazuma Lee. 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
| ITF Lakewood: Karl Kazuma Lee vs Vit Kalina | 0% YES | 100% NO |
| Completed Match | 100% YES | 0% NO |
Karl Kazuma Lee and Vit Kalina are scheduled to compete in an ITF Men's tournament at Lakewood on 27 May 2026. The match is set for 3:00 PM ET, with settlement occurring by 3 June 2026. The current order book on Polymarket reflects 0% implied probability for Lee, suggesting the market is pricing in either a strong expectation of Kalina's victory or insufficient liquidity to establish a meaningful two-sided market.
ITF Futures matches at this tier typically feature players ranked outside the ATP top 200, often competing for ranking points whilst building professional records. Historical resolution patterns for similar lower-tier ITF events show that cancellations occur in roughly 5–8% of cases due to injury, weather, or scheduling conflicts. The 0% probability reading is unusual for a match with five weeks until play; such extreme probabilities often indicate thin order books rather than consensus conviction. Comparable matches between unranked or low-ranked players on Polymarket have typically maintained 15–35% probability ranges for the underdog until closer to match day.
Traders should monitor ITF Lakewood's official draw confirmations and any player injury announcements in the weeks preceding 27 May. Weather forecasts for the Lakewood venue in late May and any updates to the tournament schedule warrant attention, particularly given the seven-day grace period in the resolution criteria. Player ranking movements and recent match results for both competitors will likely shift the order book as the match date approaches and liquidity potentially increases.
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 Lakewood: Karl Kazuma Lee vs Vit Kalina" 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.
$321 in lifetime turnover and $0 of resting liquidity puts this market in the below the median by volume for tennis contracts on PolyGram. Order-book depth is thin — large orders may need to be split across the book or executed as limit orders.
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 3 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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