Triple

T5689527
Position Surface form Disambiguated ID Type / Status
Subject Federal District (Brazil) E125393 entity
Predicate ISO3166-2Code P208 FINISHED
Object BR-DF
BR-DF is the ISO 3166-2 code representing Brazil’s Federal District, which contains the national capital, Brasília.
 E541825 NE FINISHED

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: BR-DF | Statement: [Federal District (Brazil), ISO3166-2Code, BR-DF]

Disambiguation candidates (2 decisions)

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: BR-DF
Context triple: [Federal District (Brazil), ISO3166-2Code, BR-DF]
  • A. BR2
    BR2 is a UK postcode district covering parts of Hayes and surrounding areas in the London Borough of Bromley in southeast England.
  • B. BDF
    The BDF is the national military organization of the Kingdom of Bahrain, responsible for the country's defense and security.
  • C. BRL
    BRL is the official currency code for the Brazilian real, the legal tender of Brazil.
  • D. BRD
    BRD is the IATA airport code for Brainerd Lakes Regional Airport, a public airport serving the Brainerd area in Minnesota, United States.
  • E. DBRAU
    DBRAU is a public state university located in Agra, Uttar Pradesh, India, known for offering a wide range of undergraduate and postgraduate programs across various disciplines.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: BR-DF
Target entity description: BR-DF is the ISO 3166-2 code representing Brazil’s Federal District, which contains the national capital, Brasília.
  • A. BR2
    BR2 is a UK postcode district covering parts of Hayes and surrounding areas in the London Borough of Bromley in southeast England.
  • B. BDF
    The BDF is the national military organization of the Kingdom of Bahrain, responsible for the country's defense and security.
  • C. BRL
    BRL is the official currency code for the Brazilian real, the legal tender of Brazil.
  • D. BRD
    BRD is the IATA airport code for Brainerd Lakes Regional Airport, a public airport serving the Brainerd area in Minnesota, United States.
  • E. DBRAU
    DBRAU is a public state university located in Agra, Uttar Pradesh, India, known for offering a wide range of undergraduate and postgraduate programs across various disciplines.
  • F. None of above. chosen

How the object was described

The object's one-sentence description was generated by prompting gpt-5.1 with the object name and this triple as context.

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: BR-DF
Triple: [Federal District (Brazil), ISO3166-2Code, BR-DF]
Generated description
BR-DF is the ISO 3166-2 code representing Brazil’s Federal District, which contains the national capital, Brasília.

Provenance (5 batches)

Stage Batch ID Job type Status
creating batch_69c0082bb19c8190823a4facd3cba79b elicitation completed
NER batch_69c023e1c6148190aeae7620bd9ee9d4 ner completed
NED1 batch_69c05a47457c8190bc75f11a7f011a8a ned_source_triple completed
NED2 batch_69c0620ee1848190935f5f78abbed7ba ned_description completed
NEDg batch_69c05dc222e88190a1d715392ae24f08 nedg completed
Created at: March 22, 2026, 3:44 p.m.