Resolution criteria on PolyGram: In the upcoming Bolivia LFPB game between CDOriente Petrolero and CA Nacional Potosí, scheduled for June 21, 2026 at 8:30 PM ET: This event contains halftime result markets for home, draw, and away outcomes within the first 45 minutes of regular play plus stoppage time.
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
| CDOriente Petrolero | 49% YES | 52% NO |
| Draw | 49% YES | 52% NO |
| CA Nacional Potosí | 49% YES | 52% NO |
CDOriente Petrolero will host CA Nacional Potosí in a Bolivia LFPB fixture on 21 June 2026, with the halftime result market settling on outcomes during the first 45 minutes plus stoppage time. The current order book on Polymarket reflects a 49% implied probability for the home side leading at the interval, suggesting near-parity between a Petrolero halftime advantage and either a draw or away lead. This probability formation indicates modest confidence in either outcome, typical when both clubs carry comparable recent form or when limited pre-match intelligence constrains market consensus.
Petrolero and Potosí occupy different positions within Bolivia's competitive hierarchy. Petrolero, based in Santa Cruz, has historically been among the stronger domestic sides, whilst Potosí competes from a higher altitude in the Andes, which introduces a physiological variable affecting first-half intensity and fatigue patterns. Halftime markets in South American domestic leagues often reflect these structural differences; teams accustomed to altitude advantage tend to start cautiously, whilst lower-altitude opponents frequently apply early pressure before fatigue compounds.
Traders should monitor team news through 21 June, particularly injury confirmations and any late lineup adjustments that might shift tactical approach. The 8:30 PM ET kick-off (local evening conditions) and venue altitude will influence early-game tempo. Recent LFPB form sheets and head-to-head records from the current season will provide the most reliable calibration for whether the current 49% fairly prices Petrolero's halftime prospects or reflects genuine uncertainty between the clubs.
This market settles from the official outcome published at https://lfpb.com.bo/. 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 "CDOriente Petrolero vs. CA Nacional Potosí - Halftime Result" 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.
$0 in lifetime turnover and $256 of resting liquidity puts this market in the below the median by volume for sports 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://lfpb.com.bo/. 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 22 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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