Resolution criteria on PolyGram: In the upcoming Brazil Serie B game between Botafogo FC and Operário Ferroviário EC, scheduled for June 14, 2026 at 6:00 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
| Botafogo FC | 48% YES | 53% NO |
| Draw | 49% YES | 52% NO |
| Operário Ferroviário EC | 48% YES | 52% NO |
Botafogo FC will host Operário Ferroviário EC in a Serie B fixture on 14 June 2026 at 6:00 PM ET. The halftime result market is pricing a 48% probability for a Botafogo win in the first 45 minutes, with the remaining probability distributed across draws and away victories. This probability reflects current order book depth on Polymarket, where traders are positioning ahead of the match.
Botafogo enters 2026 as a club with significant financial backing and promotion ambitions in Serie B, whilst Operário Ferroviário represents a more modest outfit from Paraná. Historical Serie B halftime markets show home sides typically command 50–55% implied probability for first-half victories when facing lower-tier opposition, though this varies considerably based on recent form, squad depth, and tactical setup. The current 48% for Botafogo sits slightly below this baseline, suggesting either cautious pricing around team readiness or market uncertainty regarding starting lineups.
Traders should monitor team news in the fortnight before the fixture, particularly injury updates and any rotation decisions Botafogo's coaching staff announce. Operário's recent results and defensive record in opening periods will shape how aggressively the market reprices. Fixture congestion in the Brazilian calendar—with potential midweek commitments affecting squad rotation—remains a material factor. The settlement window closes at 22:00 UTC on 14 June, allowing roughly four hours post-match for final confirmation of halftime scorelines.
Botafogo Futebol Clube is a football club that plays in the Fogo Island League in Cape Verde. It is based in the city of São Filipe in the island of Fogo and plays in its stadium, Estádio 5 de Julho. Académica do Fogo are one of the unrelegated clubs on the island which includes Académica and Vulcânicos. The owner of the club as of 2014 was Cabo Verde Teleco
Botafogo Football Club de Douala is a Cameroonian football club. They are a member of the Cameroonian Football Federation and currently play in the top domestic league Elite One.
Botafogo de Futebol e Regatas is a Brazilian football club based in the neighborhood of Botafogo, in the city of Rio de Janeiro. Although it competes in a number of different sports, Botafogo is mostly known for its association football team. It plays in the Campeonato Brasileiro Série A, the top tier of the Brazilian football league system, and in the Campe
Botafogo Futebol Clube, commonly referred to as Botafogo da Paraíba, Botafogo-PB or simply Botafogo is a Brazilian professional club based in João Pessoa, Paraíba founded on 28 September 1931.
This market settles from the official outcome published at https://www.cbf.com.br/futebol-brasileiro/competicoes/campeonato-brasileiro-serie-b. 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 "Botafogo FC vs. Operário Ferroviário EC - 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 $34 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://www.cbf.com.br/futebol-brasileiro/competicoes/campeonato-brasileiro-serie-b. 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 14 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.
Explore more prediction market odds and trading opportunities on PolyGram: