Triple
T195908
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Oscar Niemeyer |
E3818
|
entity |
| Predicate | designed |
P184
|
FINISHED |
| Object |
Copan Building in São Paulo
The Copan Building in São Paulo is a landmark modernist residential skyscraper famed for its sinuous, wave-like façade and status as one of Brazil’s most iconic works of architecture.
|
E26688
|
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: Copan Building in São Paulo | Statement: [Oscar Niemeyer, designed, Copan Building in São Paulo]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Copan Building in São Paulo Context triple: [Oscar Niemeyer, designed, Copan Building in São Paulo]
-
A.
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.
-
B.
Pampulha Modern Ensemble in Belo Horizonte
The Pampulha Modern Ensemble in Belo Horizonte is a landmark complex of modernist buildings and landscape design, celebrated as an early masterpiece of Brazilian architect Oscar Niemeyer and a key work in 20th-century modern architecture.
-
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.
Belém Palace
Belém Palace is the official residence of the President of Portugal, located in Lisbon’s Belém district and serving as a central site of Portuguese political and ceremonial life.
-
E.
Costanera Center
Costanera Center is a major commercial and business complex in Santiago, Chile, best known for its skyscraper Gran Torre Santiago, the tallest building in Latin America.
- 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: Copan Building in São Paulo Triple: [Oscar Niemeyer, designed, Copan Building in São Paulo]
Generated description
The Copan Building in São Paulo is a landmark modernist residential skyscraper famed for its sinuous, wave-like façade and status as one of Brazil’s most iconic works of architecture.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Copan Building in São Paulo Target entity description: The Copan Building in São Paulo is a landmark modernist residential skyscraper famed for its sinuous, wave-like façade and status as one of Brazil’s most iconic works of architecture.
-
A.
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.
-
B.
Pampulha Modern Ensemble in Belo Horizonte
The Pampulha Modern Ensemble in Belo Horizonte is a landmark complex of modernist buildings and landscape design, celebrated as an early masterpiece of Brazilian architect Oscar Niemeyer and a key work in 20th-century modern architecture.
-
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.
Belém Palace
Belém Palace is the official residence of the President of Portugal, located in Lisbon’s Belém district and serving as a central site of Portuguese political and ceremonial life.
-
E.
Costanera Center
Costanera Center is a major commercial and business complex in Santiago, Chile, best known for its skyscraper Gran Torre Santiago, the tallest building in Latin America.
- 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_69a2548debd48190ae3a06d6e65b53c6 |
completed | Feb. 28, 2026, 2:35 a.m. |
| NER | Named-entity recognition | batch_69a25983b49c819080f7e161904c53da |
completed | Feb. 28, 2026, 2:57 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a32f27fa1c8190b9ad851b2c1af98a |
completed | Feb. 28, 2026, 6:08 p.m. |
| NEDg | Description generation | batch_69a32fcd0d20819090726b005b2e3c90 |
completed | Feb. 28, 2026, 6:11 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69a3303677cc8190a72966887c6c1d55 |
completed | Feb. 28, 2026, 6:13 p.m. |
Created at: Feb. 28, 2026, 2:41 a.m.