Triple

T23136733
Position Surface form Disambiguated ID Type / Status
Subject Ruy Ohtake E577342 entity
Predicate hasWork P6260 FINISHED
Object Embratel headquarters building, Rio de Janeiro
The Embratel headquarters building in Rio de Janeiro is a distinctive modernist office tower designed by renowned Brazilian architect Ruy Ohtake.
 E1574857 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: Embratel headquarters building, Rio de Janeiro | Statement: [Ruy Ohtake, hasWork, Embratel headquarters building, Rio de Janeiro]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Embratel headquarters building, Rio de Janeiro
Context triple: [Ruy Ohtake, hasWork, Embratel headquarters building, Rio de Janeiro]
  • A. Jornal do Brasil building in Rio de Janeiro
    The Jornal do Brasil building in Rio de Janeiro is a landmark modernist newspaper headquarters known for its innovative architectural design by Brazilian architect Sérgio Bernardes.
  • B. Ministry of Finance building, Brasília
    The Ministry of Finance building in Brasília is a prominent modernist government office block within the city’s Monumental Axis, designed as part of Oscar Niemeyer and Lúcio Costa’s iconic federal administrative complex.
  • C. Ministry of Justice building in Brasília
    The Ministry of Justice building in Brasília is a landmark modernist government structure renowned for its bold concrete forms and dramatic use of brise-soleil, exemplifying Oscar Niemeyer’s architectural style in Brazil’s capital.
  • D. Centro (Rio de Janeiro)
    Centro (Rio de Janeiro) is the historic downtown district of Rio de Janeiro, Brazil, known as the city’s main commercial, financial, and cultural hub.
  • E. Jornal do Brasil headquarters (Rio de Janeiro)
    Jornal do Brasil headquarters (Rio de Janeiro) is a landmark modernist office building in Rio de Janeiro designed by Brazilian architect Sérgio Bernardes for the historic newspaper Jornal do Brasil.
  • 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: Embratel headquarters building, Rio de Janeiro
Triple: [Ruy Ohtake, hasWork, Embratel headquarters building, Rio de Janeiro]
Generated description
The Embratel headquarters building in Rio de Janeiro is a distinctive modernist office tower designed by renowned Brazilian architect Ruy Ohtake.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Embratel headquarters building, Rio de Janeiro
Target entity description: The Embratel headquarters building in Rio de Janeiro is a distinctive modernist office tower designed by renowned Brazilian architect Ruy Ohtake.
  • A. Jornal do Brasil building in Rio de Janeiro
    The Jornal do Brasil building in Rio de Janeiro is a landmark modernist newspaper headquarters known for its innovative architectural design by Brazilian architect Sérgio Bernardes.
  • B. Ministry of Finance building, Brasília
    The Ministry of Finance building in Brasília is a prominent modernist government office block within the city’s Monumental Axis, designed as part of Oscar Niemeyer and Lúcio Costa’s iconic federal administrative complex.
  • C. Ministry of Justice building in Brasília
    The Ministry of Justice building in Brasília is a landmark modernist government structure renowned for its bold concrete forms and dramatic use of brise-soleil, exemplifying Oscar Niemeyer’s architectural style in Brazil’s capital.
  • D. Centro (Rio de Janeiro)
    Centro (Rio de Janeiro) is the historic downtown district of Rio de Janeiro, Brazil, known as the city’s main commercial, financial, and cultural hub.
  • E. Jornal do Brasil headquarters (Rio de Janeiro)
    Jornal do Brasil headquarters (Rio de Janeiro) is a landmark modernist office building in Rio de Janeiro designed by Brazilian architect Sérgio Bernardes for the historic newspaper Jornal do Brasil.
  • 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_69e245f8e6248190ba3d58e068b4dccb completed April 17, 2026, 2:38 p.m.
NER Named-entity recognition batch_69f18e8c33308190a44f98a7aab3b670 completed April 29, 2026, 4:52 a.m.
NED1 Entity disambiguation (via context triple) batch_6a0c308bbfb481909bb609337bc510e3 completed May 19, 2026, 9:42 a.m.
NEDg Description generation batch_6a0c34d070ec81908d5f6b7583696c02 completed May 19, 2026, 10 a.m.
NED2 Entity disambiguation (via description) batch_6a0c3551922481908520bf706ad8d7eb completed May 19, 2026, 10:02 a.m.
Created at: April 17, 2026, 4 p.m.