Resolution criteria on PolyGram: This market refers to the doubles tennis match between Sheehy/Zink and Imamura/Matsuoka in the Tyler, originally scheduled for June 2, 2026 at 10:00AM ET. This market will resolve to 'Sheehy/Zink' if the team of Sheehy/Zink advances against Imamura/Matsuoka. This market will resolve to 'Imamura/Matsuoka' if the team of Imamura/Matsuoka advances against Sheehy/Zink. 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
| Tyler (Doubles): Sheehy/Zink vs Imamura/Matsuoka | 50% YES | 50% NO |
| Completed Match | 50% YES | 50% NO |
A doubles tennis match between Sheehy/Zink and Imamura/Matsuoka is scheduled for the Tyler event on 2 June 2026 at 10:00 AM ET. The market currently reflects a 50-50 split on Polymarket's order book, indicating genuine uncertainty about which pairing advances. Settlement occurs by 9 June 2026, allowing a one-week window for the match to conclude with a definitive winner.
Comparable doubles matchups at similar tier events typically show probability clustering around 45-55 when both pairings carry equivalent ranking credentials or when one team lacks recent head-to-head data. Sheehy/Zink and Imamura/Matsuoka represent different regional circuits and partnership histories, which often produces balanced market pricing in the absence of clear statistical dominance. The 50-50 current probability suggests traders have found limited differentiating information between the two teams' recent form or surface suitability.
Key catalysts include official confirmation of player availability and any last-minute withdrawals, which would trigger the cancellation clause. Tournament draw publication and seeding announcements typically arrive 7-10 days before competition, potentially shifting probabilities if one pairing receives favourable positioning. Surface conditions at the Tyler venue and weather forecasts closer to the scheduled date may also influence trading, particularly if either team has documented preferences or recent performance patterns on that surface. Any injury updates or partnership changes announced between now and early June would represent material information for position adjustment.
This market settles from the official outcome published at https://www.atptour.com/en/scores/current. 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 "Tyler (Doubles): Sheehy/Zink vs Imamura/Matsuoka" 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.
$0 in lifetime turnover and $1 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.atptour.com/en/scores/current. 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.
Explore more prediction market odds and trading opportunities on PolyGram: