Resolution criteria on PolyGram: This market refers to the tennis match between Dominika Salkova and Camila Osorio in the Parma, originally scheduled for May 14, 2026 at 4:00AM ET. This market will resolve to 'Dominika Salkova' if Dominika Salkova advances against Camila Osorio. This market will resolve to 'Camila Osorio' if Camila Osorio advances against Dominika Salkova. 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
| Parma: Dominika Salkova vs Camila Osorio | 25% YES | 76% NO |
| Completed Match | 50% YES | 51% NO |
| Parma: Dominika Salkova vs Camila Osorio Set 1 O/U 8.5 | 57% YES | 43% NO |
| Parma: Dominika Salkova vs Camila Osorio Match O/U 21.5 | 44% YES | 56% NO |
| Parma: Dominika Salkova vs Camila Osorio Set 1 Winner | 31% YES | 69% NO |
| Parma: Dominika Salkova vs Camila Osorio Total Sets: O/U 2.5 | 35% YES | 66% NO |
| Parma: Dominika Salkova vs Camila Osorio Set 1 O/U 9.5 | 50% YES | 50% NO |
| Parma: Dominika Salkova vs Camila Osorio Match O/U 22.5 | 37% YES | 63% NO |
Dominika Salkova faces Camila Osorio in the opening rounds of the Parma WTA tournament, originally scheduled for 14 May 2026. The current order book on Polymarket prices Salkova's advancement at 26%, reflecting a substantial favourite position for Osorio. This pricing emerges from the accumulated bets across the platform's liquidity pools, where traders have positioned significantly more capital on the Colombian player progressing through this match.
Salkova, a Czech player ranked outside the top 100, has limited recent tournament success at this level. Osorio, ranked in the 60s, brings considerably stronger recent form and has competed regularly in WTA main draws. Historical matchups between players of these rankings typically favour the higher-ranked competitor, though surface conditions at Parma's clay courts can create variance. Osorio's clay-court record has been more consistent than Salkova's across comparable tournaments over the past two seasons.
Traders should monitor injury reports and practice schedules released by the WTA in the week preceding the match, as either player's withdrawal would trigger the 50-50 resolution clause. Weather delays are also material given Parma's May timing; the settlement window extends only seven days beyond the scheduled date, meaning extended rain could force resolution at parity odds. Recent WTA announcements regarding player fitness typically surface 48 hours before matches, providing a final catalyst for order book repositioning.
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 "Parma: Dominika Salkova vs Camila Osorio" 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.
$1K in lifetime turnover and $25K of resting liquidity puts this market in the below the median by volume for tennis contracts on PolyGram. Order-book depth is modest — expect a couple of cents of slippage on $1k+ trades.
Last 24 hours alone saw $1K 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 21 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.
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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