Triple

T1172593
Position Surface form Disambiguated ID Type / Status
Subject Palácio do Planalto E24947 entity
Predicate significantEvent P259 FINISHED
Object inauguration of Brasília
The inauguration of Brasília was the 1960 ceremony marking the official opening of Brazil’s newly built modernist capital city, designed to symbolize the nation’s progress and future.
E133136 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: inauguration of Brasília | Statement: [Palácio do Planalto, significantEvent, inauguration of Brasília]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: inauguration of Brasília
Context triple: [Palácio do Planalto, significantEvent, inauguration of Brasília]
  • A. Monumental Axis of Brasília
    The Monumental Axis of Brasília is the city’s grand central avenue and ceremonial axis, lined with major government buildings and monuments that embody Brazil’s modernist capital.
  • B. Cathedral of Brasília
    The Cathedral of Brasília is a landmark modernist Roman Catholic cathedral in Brazil’s capital, renowned for its hyperboloid concrete structure and striking glass roof.
  • C. National Congress of Brazil building
    The National Congress of Brazil building is a landmark modernist government complex in Brasília, renowned for its distinctive twin towers flanked by a domed and a bowl-shaped chamber.
  • D. Lúcio Costa urban plan for Brasília
    Lúcio Costa’s urban plan for Brasília is the modernist master plan that designed Brazil’s capital as a planned city with distinct governmental, residential, and civic zones laid out in a monumental, airplane-like form.
  • E. Palácio do Planalto
    Palácio do Planalto is the modernist presidential office building in Brasília that serves as the official workplace of the President of Brazil.
  • 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: inauguration of Brasília
Triple: [Palácio do Planalto, significantEvent, inauguration of Brasília]
Generated description
The inauguration of Brasília was the 1960 ceremony marking the official opening of Brazil’s newly built modernist capital city, designed to symbolize the nation’s progress and future.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: inauguration of Brasília
Target entity description: The inauguration of Brasília was the 1960 ceremony marking the official opening of Brazil’s newly built modernist capital city, designed to symbolize the nation’s progress and future.
  • A. Monumental Axis of Brasília
    The Monumental Axis of Brasília is the city’s grand central avenue and ceremonial axis, lined with major government buildings and monuments that embody Brazil’s modernist capital.
  • B. Cathedral of Brasília
    The Cathedral of Brasília is a landmark modernist Roman Catholic cathedral in Brazil’s capital, renowned for its hyperboloid concrete structure and striking glass roof.
  • C. National Congress of Brazil building
    The National Congress of Brazil building is a landmark modernist government complex in Brasília, renowned for its distinctive twin towers flanked by a domed and a bowl-shaped chamber.
  • D. Lúcio Costa urban plan for Brasília
    Lúcio Costa’s urban plan for Brasília is the modernist master plan that designed Brazil’s capital as a planned city with distinct governmental, residential, and civic zones laid out in a monumental, airplane-like form.
  • E. Palácio do Planalto
    Palácio do Planalto is the modernist presidential office building in Brasília that serves as the official workplace of the President of Brazil.
  • 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_69a494082a7c819095004f423f294a64 completed March 1, 2026, 7:31 p.m.
NER Named-entity recognition batch_69a4bcecab688190b21a926874cd98d1 completed March 1, 2026, 10:25 p.m.
NED1 Entity disambiguation (via context triple) batch_69ac668a135881909b885e2816ee8240 completed March 7, 2026, 5:55 p.m.
NEDg Description generation batch_69ac66fd58308190bb4cb09581d4a8de completed March 7, 2026, 5:57 p.m.
NED2 Entity disambiguation (via description) batch_69ac677e147081909d9f64884c443f82 completed March 7, 2026, 5:59 p.m.
Created at: March 1, 2026, 7:45 p.m.