Resolution criteria on PolyGram: This market refers to the tennis match between Karl Friberg and John Hallquist Lithen in the ITF Men Brcko, originally scheduled for May 26, 2026 at 8:00AM ET. This market will resolve to 'Karl Friberg' if Karl Friberg advances against John Hallquist Lithen. This market will resolve to 'John Hallquist Lithen' if John Hallquist Lithen advances against Karl Friberg. 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
| ITF Brcko: Karl Friberg vs John Hallquist Lithen | 100% YES | 0% NO |
| Completed Match | 100% YES | 0% NO |
Karl Friberg and John Hallquist Lithen are scheduled to compete in the ITF Men's Brcko tournament on 26 May 2026. The match represents a lower-tier professional tennis fixture within the International Tennis Federation circuit, where both players compete for ranking points and prize money. The current order book on Polymarket reflects a 100% implied probability for resolution, suggesting market participants assess the match as highly likely to proceed as scheduled and produce a decisive outcome.
ITF Men's events at this level typically feature consistent scheduling adherence, with cancellations or extended delays remaining uncommon absent severe weather or player injury. Historical data from comparable ITF tournaments shows that matches scheduled at established venues rarely fail to complete, which partially explains the market's confidence in a clean resolution. However, the settlement window extends to 2 June 2026, allowing a seven-day buffer for rescheduling before the market defaults to a 50-50 split—a standard safeguard against administrative delays.
Traders should monitor official ITF and tournament communications for any withdrawal announcements from either player, as injuries or visa complications occasionally emerge in the week preceding lower-ranked events. Weather forecasts for Brcko in late May warrant attention, though indoor facilities at established ITF venues typically mitigate this risk. The current probability reflects baseline confidence in match completion rather than any substantive information advantage; material shifts would likely stem from explicit player withdrawal notices rather than speculative health concerns.
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Interleaved 2 of 5 (ITF) is a continuous two-width barcode symbology encoding digits. It is used commercially on 135 film, for ITF-14 barcodes, and on cartons of some products, while the products inside are labeled with UPC or EAN. ITF was created by David Allais, who also invented barcodes Code 39, Code 11, Code 93, and Code 49.
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 Brcko: Karl Friberg vs John Hallquist Lithen" 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.
$59 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 2 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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