Triple

T19641887
Position Surface form Disambiguated ID Type / Status
Subject Castelão Arena E471558 entity
Predicate formerName P65 FINISHED
Object Estádio Governador Plácido Castelo — NE NERFINISHED

Named-entity recognition

Before disambiguation, gpt-5-mini classified whether the object phrase is a named entity — the step behind the object's NE type shown above.

Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: Estádio Governador Plácido Castelo | Statement: [Castelão Arena, formerName, Estádio Governador Plácido Castelo]

Disambiguation candidates (1 decision)

The exact options the model was shown at each disambiguation step, with the option it chose highlighted — the evidence behind this triple's disambiguated ids.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Estádio Governador Plácido Castelo
Context triple: [Castelão Arena, formerName, Estádio Governador Plácido Castelo]
  • A. Estádio Governador Plácido Castelo chosen
    Estádio Governador Plácido Castelo is a major football stadium in Fortaleza, Brazil, widely known as Arena Castelão and used for top-level domestic and international matches.
  • B. Estádio Joaquim Américo Guimarães
    Estádio Joaquim Américo Guimarães is a football stadium in Curitiba, Brazil, best known today as Arena da Baixada, the home ground of Club Athletico Paranaense and a 2014 FIFA World Cup venue.
  • C. Estádio Manoel Barradas
    Estádio Manoel Barradas is a football stadium in Salvador, Brazil, best known as the home ground of Esporte Clube Vitória.
  • D. Célio de Barros Stadium
    Célio de Barros Stadium is an athletics-focused sports venue in Rio de Janeiro that forms part of the larger Maracanã sports complex.
  • E. Estádio Ismael Benigno
    Estádio Ismael Benigno is a football stadium in Manaus, Brazil, best known as the home ground of Nacional Futebol Clube.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (2 batches)

Stage Batch ID Job type Status
creating batch_69d8e511f28481909f4bc3ea9191e54a elicitation completed
NER batch_69e64122d9f48190961c4b460256f9e7 ner completed
Created at: April 10, 2026, 1:44 p.m.