Resolution criteria on PolyGram: This market refers to the tennis match between Yu-Chen Lin and Xinran Sun in the Roland Garros Juniors, Girls, originally scheduled for June 2, 2026 at 5:00AM ET. This market will resolve to 'Yu-Chen Lin' if Yu-Chen Lin advances against Xinran Sun. This market will resolve to 'Xinran Sun' if Xinran Sun advances against Yu-Chen Lin. 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
| Roland Garros Juniors, Girls: Yu-Chen Lin vs Xinran Sun Set 1 Winner | 1% YES | 100% NO |
| Roland Garros Juniors, Girls: Yu-Chen Lin vs Xinran Sun Match O/U 21.5 | 50% YES | 50% NO |
| Roland Garros Juniors, Girls: Yu-Chen Lin vs Xinran Sun Set 1 O/U 9.5 | 0% YES | 100% NO |
| Roland Garros Juniors, Girls: Yu-Chen Lin vs Xinran Sun Set 1 O/U 10.5 | 1% YES | 100% NO |
| Roland Garros Juniors, Girls: Yu-Chen Lin vs Xinran Sun Set 1 O/U 8.5 | 0% YES | 100% NO |
| Roland Garros Juniors, Girls: Yu-Chen Lin vs Xinran Sun Match O/U 22.5 | 50% YES | 50% NO |
| Roland Garros Juniors, Girls: Yu-Chen Lin vs Xinran Sun Match O/U 23.5 | 50% YES | 50% NO |
| Roland Garros Juniors, Girls: Yu-Chen Lin vs Xinran Sun Total Sets: O/U 2.5 | 50% YES | 50% NO |
Yu-Chen Lin and Xinran Sun are scheduled to meet in the girls' singles draw at Roland Garros on 2 June 2026. The match sits at an even 50–50 implied probability on Polymarket's order book, reflecting genuine uncertainty between two junior competitors. The settlement window closes on 9 June, allowing a seven-day buffer for scheduling delays or administrative complications common in junior tournaments.
Junior Grand Slam draws typically feature players ranked within the ITF junior circuit, where form fluctuates considerably across surfaces and competition levels. Lin and Sun's head-to-head record, if one exists, would be the primary historical reference point; absent that, their recent performances at ITF events and clay-court results from spring 2026 would inform comparative strength. Junior players often show significant variance in performance depending on opponent seeding, court conditions, and tournament momentum. The even split currently priced suggests the market has limited distinguishing data between the two competitors.
Traders should monitor official Roland Garros junior draw confirmations and any late withdrawals or injury announcements in the fortnight before play. Unseeded or lower-ranked players sometimes withdraw due to injury or scheduling conflicts with other junior events. Weather delays at Roland Garros in early June are routine; the seven-day resolution window accommodates typical rescheduling. Real-time updates from the ITF junior rankings and any recent tournament results posted by the ATP/WTA junior circuits would provide concrete catalysts for repricing before the match commences.
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 Juniors, Girls: Yu-Chen Lin vs Xinran Sun" 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.
$10 in lifetime turnover and $9 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.
Last 24 hours alone saw $10 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.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 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.
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