Resolution criteria on PolyGram: This market refers to the doubles tennis match between Siegemund/Zvonareva and Li/Tauson in the Roland Garros WTA, originally scheduled for May 26, 2026 at 5:00AM ET. This market will resolve to 'Siegemund/Zvonareva' if the team of Siegemund/Zvonareva advances against Li/Tauson. This market will resolve to 'Li/Tauson' if the team of Li/Tauson advances against Siegemund/Zvonareva. 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
| Roland Garros WTA (Doubles): Siegemund/Zvonareva vs Li/Tauson | 100% YES | 0% NO |
| Completed Match | 100% YES | 0% NO |
The Roland Garros women's doubles match between Siegemund/Zvonareva and Li/Tauson is scheduled for 26 May 2026 at 5:00 AM ET. The current order book on Polymarket reflects a 100% implied probability for Siegemund/Zvonareva, indicating the market has priced this pairing as a near-certain advancement. This extreme probability typically emerges when one team holds a substantial seeding advantage, recent head-to-head record, or when the opposing pairing contains players with limited doubles credentials or recent form concerns.
Historical context for women's doubles at Roland Garros shows that seeding and ranking differentials often correlate strongly with match outcomes, though upsets remain more common in doubles than singles due to the format's volatility and the importance of partnership chemistry. Siegemund has competed regularly in doubles at major tournaments, whilst Zvonareva's return to competitive doubles after periods away creates uncertainty about match fitness and synchronisation. Conversely, Li and Tauson's pairing may represent a lower-ranked combination or one with limited tournament history together, which typically justifies wider probability gaps in prediction markets.
Traders should monitor official Roland Garros draw confirmations and any late withdrawals or schedule adjustments closer to the tournament dates. Injury announcements affecting any of the four players would materially shift probabilities. The settlement window closes 2 June 2026, allowing seven days beyond the scheduled date for completion; matches delayed beyond this window without resolution trigger a 50-50 settlement, creating tail-risk considerations for positions held through tournament disruptions.
Stade Roland Garros is a complex of tennis courts, including stadiums, located in Paris that hosts the French Open. That tournament, also known as Roland Garros, is a major tennis championship played annually in late May and early June. The complex is named after Roland Garros (1888–1918), a pioneering French aviator, and was constructed in 1928 to host Fran
Eugène Adrien Roland Georges Garros was a French aviation pioneer and fighter pilot. A self-taught pilot, he performed many early aviation feats such as the first-ever airplane crossing of the Mediterranean Sea in 1913. He later joined the French Army and became one of the earliest fighter pilots during First World War.
Roland Garros Airport, formerly known as Gillot Airport, is an international airport located in Sainte-Marie on Réunion, France. The airport is 7 kilometres (3.8 NM) east of Saint-Denis; it is named after the French aviator Roland Garros, who was born in Saint-Denis.
Roland-Garros, also known as the French Open, is a tennis tournament organized by the French Tennis Federation annually at Stade Roland Garros in Paris, France. It is chronologically the second of the four Grand Slam tennis events every year, held after the Australian Open and before Wimbledon and the US Open. It was established in 1891 but it did not become
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 "Roland Garros WTA (Doubles): Siegemund/Zvonareva vs Li/Tauson" 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.
$79 in lifetime turnover and $0 of resting liquidity puts this market in the below the median by volume for sports 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.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 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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