Triple

T8215910
Position Surface form Disambiguated ID Type / Status
Subject União de Leiria E191930 entity
Predicate homeStadium P890 FINISHED
Object Estádio Dr. Magalhães Pessoa
Estádio Dr. Magalhães Pessoa is a multi-purpose football stadium in Leiria, Portugal, best known for hosting União de Leiria’s home matches and games during UEFA Euro 2004.
E718965 NE FINISHED

How this triple was built (4 steps)

Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.

NER Named-entity recognition gpt-5-mini
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 Dr. Magalhães Pessoa | Statement: [União de Leiria, homeStadium, Estádio Dr. Magalhães Pessoa]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Estádio Dr. Magalhães Pessoa
Context triple: [União de Leiria, homeStadium, Estádio Dr. Magalhães Pessoa]
  • A. Estádio do Arruda
    Estádio do Arruda is a major football stadium in Recife, Brazil, serving as the home ground of Santa Cruz Futebol Clube and one of the largest venues in the country.
  • B. Estádio da Fonte Nova
    Estádio da Fonte Nova was a historic football stadium in Salvador, Brazil, best known as the longtime home ground of Esporte Clube Bahia and a major venue for regional and national matches before its demolition and replacement.
  • C. Estádio José Alvalade
    Estádio José Alvalade is a major football stadium in Lisbon, Portugal, best known as the home ground of Sporting CP and a frequent venue for Portugal national team matches.
  • D. Braga Municipal Stadium
    Braga Municipal Stadium is a distinctive football stadium in Braga, Portugal, renowned for its dramatic design carved into a former quarry and its use as a venue during UEFA Euro 2004.
  • E. Estádio Nilton Santos
    Estádio Nilton Santos is a multi-purpose football stadium in Rio de Janeiro, Brazil, best known as the home ground of Botafogo FR and a venue for major national and international sporting events.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Estádio Dr. Magalhães Pessoa
Triple: [União de Leiria, homeStadium, Estádio Dr. Magalhães Pessoa]
Generated description
Estádio Dr. Magalhães Pessoa is a multi-purpose football stadium in Leiria, Portugal, best known for hosting União de Leiria’s home matches and games during UEFA Euro 2004.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Estádio Dr. Magalhães Pessoa
Target entity description: Estádio Dr. Magalhães Pessoa is a multi-purpose football stadium in Leiria, Portugal, best known for hosting União de Leiria’s home matches and games during UEFA Euro 2004.
  • A. Estádio do Arruda
    Estádio do Arruda is a major football stadium in Recife, Brazil, serving as the home ground of Santa Cruz Futebol Clube and one of the largest venues in the country.
  • B. Estádio da Fonte Nova
    Estádio da Fonte Nova was a historic football stadium in Salvador, Brazil, best known as the longtime home ground of Esporte Clube Bahia and a major venue for regional and national matches before its demolition and replacement.
  • C. Estádio José Alvalade
    Estádio José Alvalade is a major football stadium in Lisbon, Portugal, best known as the home ground of Sporting CP and a frequent venue for Portugal national team matches.
  • D. Braga Municipal Stadium
    Braga Municipal Stadium is a distinctive football stadium in Braga, Portugal, renowned for its dramatic design carved into a former quarry and its use as a venue during UEFA Euro 2004.
  • E. Estádio Nilton Santos
    Estádio Nilton Santos is a multi-purpose football stadium in Rio de Janeiro, Brazil, best known as the home ground of Botafogo FR and a venue for major national and international sporting events.
  • F. None of above. chosen

Provenance (5 batches)

The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.

Step Stage Batch ID Status When
creating Elicitation batch_69ca82c8c054819087fedd9a5436b8a3 completed March 30, 2026, 2:03 p.m.
NER Named-entity recognition batch_69cb776dcfa08190969863b886336c91 completed March 31, 2026, 7:27 a.m.
NED1 Entity disambiguation (via context triple) batch_69ccedf320c08190ada5ae5c47d059eb completed April 1, 2026, 10:05 a.m.
NEDg Description generation batch_69ccf1bbbd2481908400436e05911326 completed April 1, 2026, 10:21 a.m.
NED2 Entity disambiguation (via description) batch_69cd05d668ac819098195ba5ec26ec76 completed April 1, 2026, 11:47 a.m.
Created at: March 30, 2026, 5:44 p.m.