Resolution criteria on PolyGram: This market refers to the tennis match between Alisa Oktiabreva and Ruien Zhang in the Roland Garros Juniors, Girls, originally scheduled for June 1, 2026 at 5:00AM ET. This market will resolve to 'Alisa Oktiabreva' if Alisa Oktiabreva advances against Ruien Zhang. This market will resolve to 'Ruien Zhang' if Ruien Zhang advances against Alisa Oktiabreva. 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 Juniors, Girls: Alisa Oktiabreva vs Ruien Zhang Set 1 O/U 8.5 | 0% YES | 100% NO |
| Roland Garros Juniors, Girls: Alisa Oktiabreva vs Ruien Zhang Set 1 O/U 9.5 | 0% YES | 100% NO |
| Roland Garros Juniors, Girls: Alisa Oktiabreva vs Ruien Zhang Set 1 O/U 10.5 | 0% YES | 100% NO |
| Roland Garros Juniors, Girls: Alisa Oktiabreva vs Ruien Zhang Match O/U 21.5 | 100% YES | 0% NO |
| Roland Garros Juniors, Girls: Alisa Oktiabreva vs Ruien Zhang Match O/U 22.5 | 100% YES | 0% NO |
| Roland Garros Juniors, Girls: Alisa Oktiabreva vs Ruien Zhang Match O/U 23.5 | 100% YES | 0% NO |
| Roland Garros Juniors, Girls: Alisa Oktiabreva vs Ruien Zhang Set 1 Winner | 0% YES | 100% NO |
| Roland Garros Juniors, Girls: Alisa Oktiabreva vs Ruien Zhang Total Sets: O/U 2.5 | 100% YES | 0% NO |
The Roland Garros junior girls' draw will feature a match between Alisa Oktiabreva and Ruien Zhang, scheduled for 1 June 2026. The current order book on Polymarket shows zero probability assigned to Oktiabreva's advancement, reflecting either strong market conviction favouring Zhang or minimal trading activity establishing a price. With settlement occurring by 8 June 2026, traders have a narrow window to assess the matchup before the tournament concludes.
Junior tennis markets typically reflect limited historical data on young players whose rankings and form fluctuate considerably. Zhang and Oktiabreva's previous head-to-head records, if any exist, would be sparse given their developmental stage. Comparable junior Grand Slam markets have shown that crowd-implied probabilities at zero often indicate either a heavily favoured player or insufficient liquidity to establish meaningful pricing. The absence of trading activity can distort perceived probability significantly in junior events where player information asymmetries run high.
Traders should monitor official Roland Garros draw confirmations and any late withdrawals or schedule adjustments in the days preceding 1 June. Recent ITF junior rankings and performances at preceding tournaments would provide the most current form indicators. Weather disruptions at Roland Garros could extend matches beyond the scheduled window, triggering the 50-50 resolution clause if play extends beyond 8 June without completion. The settlement deadline's proximity to the tournament dates leaves minimal buffer for delayed matches.
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: Alisa Oktiabreva vs Ruien Zhang" 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.
$761 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.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 8 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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