Trade: ITF Luan: Ryeong Gyeong Park vs Shiyu Ye
Resolution criteria on PolyGram: This market refers to the tennis match between Ryeong Gyeong Park and Shiyu Ye in the ITF Women Luan, originally scheduled for May 13, 2026 at 10:00PM ET. This market will resolve to 'Ryeong Gyeong Park' if Ryeong Gyeong Park advances against Shiyu Ye. This market will resolve to 'Shiyu Ye' if Shiyu Ye advances against Ryeong Gyeong Park. 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.
- Liquidity
- $41K
- Total Volume
- $35
- 24h Volume
- $35
- Open Interest
- $35
Market outcomes
| ITF Luan: Ryeong Gyeong Park vs Shiyu Ye | 1% YES | 99% NO |
| Completed Match | 50% YES | 50% NO |
Market context
Ryeong Gyeong Park and Shiyu Ye are scheduled to meet in the ITF Women's Luan tournament on 13 May 2026. The current order book on Polymarket prices Park's advancement at 10%, implying Ye is heavily favoured at 90%. This probability reflects either a substantial disparity in player form and ranking, or limited liquidity in the market creating a wide bid-ask spread that skews the implied odds.
ITF Women's tournaments typically feature players ranked outside the WTA top 200, with outcomes sensitive to recent match fitness, surface preference and head-to-head records. Park and Ye's relative seeding in the Luan draw, their recent ITF results, and any injury or withdrawal patterns in the weeks preceding the event will inform whether the 10% probability reflects genuine expectation or market inefficiency. Comparable lower-tier ITF matches often see probability shifts of 15–25 percentage points once draw confirmation and player form updates emerge closer to the event date.
Traders should monitor ITF official announcements regarding draw confirmation, any player withdrawals or schedule changes, and social media activity from both players indicating training status. The settlement window extends to 21 May, allowing seven days beyond the scheduled date for the match to conclude. Early movement in the order book typically occurs once the draw is published and betting syndicates price in recent tournament results from both players.
Wikipedia Context
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ITF rankings
The ITF rankings are the current rankings of national teams by the International Tennis Federation in both men's and women's tennis. The ITF also produces the ITF Davis Cup Nations Ranking for male national teams and the ITF Fed Cup Nations Ranking for female national teams. Both measure the success of all nations participating in both competitions.
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ITF junior circuit
The ITF junior circuit is the premier level for worldwide competition among under-18 junior tennis players, organized by the International Tennis Federation. Founded in 1977 with only nine tournaments, the 2011 ITF Junior Circuit offered over 350 tournaments in 118 countries. Mirroring the ATP and WTA circuits, the ITF junior circuit ranks players and crowns
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ITS launch vehicleThe ITS launch vehicle was a 2016–2017 design for a privately funded very large 12-meter (39 ft)-diameter orbital launch vehicle planned to be developed by SpaceX. Design work was discontinued in 2017 when development was shifted to a smaller 9-meter version with approximately one-third the payload capability, announced under the project name BFR, and subseq
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ITF Junior Masters
The ITF Junior Finals is a year-end singles tournament for the top-ranked 18-and-under tennis players on the ITF Junior Circuit. It is the second most prestigious annual junior event in terms of rankings points awarded, after the four junior grand slams. Each year, eight boys and eight girls participate in separate events. The tournament is designed to emula
Resolution source
This market settles from the official outcome published at https://www.itftennis.com/en/tournament-calendar/. A proposer submits the final result to the UMA optimistic oracle on Polygon; the two-hour dispute window closes and payouts clear in USDC.
How to trade this market step by step
The mechanics for trading "ITF Luan: Ryeong Gyeong Park vs Shiyu Ye" 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.
- Sign in on polygram.ink with your email — no full KYC under $1,500 lifetime trading volume.
- Deposit USDC on Polygon (lowest fees, ~$0.01 per transaction) or Ethereum. Funds credit after 12 confirmations.
- Pick a side. Buy YES if you believe the event will happen; buy NO if you think it won't. The current YES price reflects the market's collective probability.
- Size your position. If you stake 100 USDC at 50% YES, you'll receive shares that pay $200 if YES resolves true — a 100% gross return. If NO resolves, your shares are worth $0.
- Set risk controls (optional). Stop-loss, take-profit, and limit-order types all supported. Use the trade ticket's slippage box to cap your maximum entry price.
- Wait for resolution. When the event resolves on-chain via the UMA optimistic oracle, the winning side settles to 100¢ automatically and USDC hits your balance within seconds. Withdrawable to any wallet you control.
How active is this market?
$35 in lifetime turnover and $41K of resting liquidity puts this market in the below the median by volume for sports contracts on PolyGram. Order-book depth is strong — order books support five-figure trades with single-cent slippage.
Last 24 hours alone saw $35 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.
Key terms
- YES / NO share
- A binary outcome token that pays $1.00 if the underlying claim resolves true (YES) or false (NO), and $0 otherwise. The market price between 0¢ and 100¢ is the implied probability.
- CLOB
- Central limit order book. The matching engine that pairs YES buyers with NO buyers (effectively the same trade). Polymarket's CLOB on Polygon executes trades on-chain via the conditional-tokens framework.
- Liquidity
- USDC capital sitting in resting limit orders inside the order book. Deeper liquidity means smaller slippage on large trades and a tighter bid-ask spread.
- UMA optimistic oracle
- The on-chain dispute system that settles each Polymarket market. A proposer submits the outcome, a two-hour challenge window opens, and unchallenged proposals finalise the resolution.
- Slippage
- The difference between the displayed mid-price and your fill price. Affects market orders most; limit orders avoid slippage but may take time to fill.
- Conditional token
- ERC-1155 outcome share issued by Gnosis Conditional Tokens on Polygon. The token type that resolves to $1.00 or $0.00 at settlement.
Frequently asked questions
How does this market resolve?
Resolution is sourced from https://www.itftennis.com/en/tournament-calendar/. Settlement is executed by the UMA optimistic oracle on Polygon, with a 2-hour dispute window before payouts clear.
When does this market close?
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.
How can I trade on "ITF Luan: Ryeong Gyeong Park vs Shiyu Ye"?
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.
What happens when the market resolves?
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.
Risk and regulatory note
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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