Resolution criteria on PolyGram: This market refers to the tennis match between Emilio Nava and Pedro Martinez in the Roland Garros, Qualification ATP, originally scheduled for May 22, 2026 at 5:00AM ET. This market will resolve to 'Emilio Nava' if Emilio Nava advances against Pedro Martinez. This market will resolve to 'Pedro Martinez' if Pedro Martinez advances against Emilio Nava. 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.
Real-money prediction markets aggregate live odds from thousands of traders, surfacing a sharper probability than any single forecast. Odds will populate live once the order book fills with 7 days to resolution, well inside the window where catalysts move price most.
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, Qualification ATP: Emilio Nava vs Pedro Martinez Set 1 Winner | 100% YES | 0% NO |
| Roland Garros, Qualification ATP: Emilio Nava vs Pedro Martinez Match O/U 21.5 | 0% YES | 100% NO |
| Roland Garros, Qualification ATP: Emilio Nava vs Pedro Martinez Total Sets: O/U 2.5 | 0% YES | 100% NO |
| Roland Garros, Qualification ATP: Emilio Nava vs Pedro Martinez Set 1 O/U 8.5 | 100% YES | 0% NO |
| Roland Garros, Qualification ATP: Emilio Nava vs Pedro Martinez Set Handicap +/-1.5 | 100% YES | 0% NO |
| Roland Garros, Qualification ATP: Emilio Nava vs Pedro Martinez Set 1 O/U 9.5 | 0% YES | 100% NO |
| Roland Garros, Qualification ATP: Emilio Nava vs Pedro Martinez Match O/U 22.5 | 0% YES | 100% NO |
| Roland Garros, Qualification ATP: Emilio Nava vs Pedro Martinez Set 1 O/U 10.5 | 0% YES | 100% NO |
Emilio Nava and Pedro Martinez are set to meet in Roland Garros qualifying, with the market currently pricing a completed result as certain. On Polymarket, the implied probability is built from the live order book, so a 100% YES reading here reflects thin or one-sided liquidity as much as a true certainty of outcome. For a trader, that matters because these markets can still reprice sharply if the match is postponed, abandoned, or the settlement conditions change.
The historical frame is straightforward: Martinez has the stronger clay pedigree and also leads the pair’s head-to-head 2-0, per ATP and TennisRatio records, which is the main reason a pre-match favourite would usually be expected here. Nava has arrived with a notable run on clay, including a surge in the Roland Garros wild card race reported by the USTA, so recent form has not been one-way. Comparable qualifying markets can remain highly certain until the opening ball is struck, then shift on weather, court scheduling, or a withdrawal; if play is delayed beyond the settlement window, or if the match is not completed and no winner is formally advanced, resolution can fall back to 50-50 under the contract terms.
The key catalysts are procedural rather than tactical: the published start time, whether Court 7 is cleared on schedule, and any late injury, withdrawal, or rain interruption. Sofascore listed the match for 22 May at 10:10 UTC in Paris, while bookmakers such as Sportsbet and FanDuel were still showing active markets, which suggests the contest was expected to proceed when pricing was captured. For market participants, the practical watchpoint is not just who is favoured, but whether the event is actually played inside the seven-day settlement window.
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.
For this market, the resolution date is 29 May 2026. A UMA proposer can submit the outcome from that moment; the two-hour dispute window closes at , and assuming no counter-claim is staked, winning USDC clears to trader balances by approximately .
If a dispute is filed inside the two-hour window, the outcome escalates to UMA token-holder voting, which extends settlement by roughly 48 hours. Because this market resolves from a publicly verifiable feed (https://www.atptour.com/en/scores/current), the probability of dispute is materially lower than the overall 0.5% PolyGram baseline — most disputes occur on markets with ambiguous wording or non-public resolution sources.
Withdrawal pace from your PolyGram balance is non-custodial and immediate — once payout clears, funds are yours to send to any Polygon wallet you control. Funds clear directly to your in-app USDC balance on Polygon. Withdrawals are non-custodial: send to any address you control, typical confirmation under 30 seconds, gas paid in USDC if you'd rather not hold MATIC.
Minimum order size on PolyGram is $1.00, with no maximum cap aside from available book depth. Orders route into Polymarket's on-chain CLOB on Polygon; the matching engine pairs YES buyers with NO buyers atomically — every executed trade is settled on-chain with no counterparty risk. For "Roland Garros, Qualification ATP: Emilio Nava vs Pedro Martinez", order-book behaviour for this market reflects the underlying volatility of the outcome — patient limit orders typically fill closer to mid than market orders.
The trade ticket includes a slippage box (default 2%, configurable 0.1%-10%) that caps the worst-case entry price. Your maximum loss is your stake — winning YES (or NO) shares pay $1.00 each at resolution. With this market's current book depth ($0 of resting liquidity), a $50 order should fill with single-cent slippage at the displayed mid-price.
PolyGram charges 0% house edge — no spread mark-up, no rake on winnings, no withdrawal fees beyond network gas. The platform earns exclusively from optional features (copy-trade boosts, advanced order types, the yield vault on idle USDC); the trading surface itself is at-cost.
The mechanics for trading "Roland Garros, Qualification ATP: Emilio Nava vs Pedro Martinez" 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.
$252K in lifetime turnover and $0 of resting liquidity puts this market in the top 10% 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 $247K 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.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 29 May 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. For "Roland Garros, Qualification ATP: Emilio Nava vs Pedro Martinez", the considerations above apply directly — Trade size should reflect the binary nature of the payoff: even a 70% probability event resolves NO 30% of the time, so any single position can lose 100% of staked capital.
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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