Triple
T6180542
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Tarsila do Amaral |
E137930
|
entity |
| Predicate | notableWork |
P4
|
FINISHED |
| Object |
E.F.C.B. (Estrada de Ferro Central do Brasil)
E.F.C.B. (Estrada de Ferro Central do Brasil) is a painting by Brazilian modernist artist Tarsila do Amaral that reflects her distinctive style and engagement with Brazil’s industrial and cultural landscape.
|
E572927
|
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: E.F.C.B. (Estrada de Ferro Central do Brasil) | Statement: [Tarsila do Amaral, notableWork, E.F.C.B. (Estrada de Ferro Central do Brasil)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: E.F.C.B. (Estrada de Ferro Central do Brasil) Context triple: [Tarsila do Amaral, notableWork, E.F.C.B. (Estrada de Ferro Central do Brasil)]
-
A.
CPTM commuter rail
CPTM commuter rail is a suburban rail network serving the São Paulo metropolitan area, connecting the city to its surrounding municipalities.
-
B.
Belo Horizonte Metro
The Belo Horizonte Metro is a rapid transit system serving the metropolitan area of Belo Horizonte, Brazil, providing urban rail transport across key districts of the city.
-
C.
São Paulo Metro
The São Paulo Metro is a major rapid transit system serving the city of São Paulo, Brazil, known for its extensive network, high ridership, and role as a backbone of the city's public transportation.
-
D.
Brasília Metro
The Brasília Metro is the rapid transit system serving Brazil’s capital, connecting key government, residential, and commercial areas across the Federal District.
-
E.
Central do Brasil train station
Central do Brasil train station is a major railway and commuter hub in Rio de Janeiro, serving as one of the city’s primary connections for suburban and regional train services.
- 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: E.F.C.B. (Estrada de Ferro Central do Brasil) Triple: [Tarsila do Amaral, notableWork, E.F.C.B. (Estrada de Ferro Central do Brasil)]
Generated description
E.F.C.B. (Estrada de Ferro Central do Brasil) is a painting by Brazilian modernist artist Tarsila do Amaral that reflects her distinctive style and engagement with Brazil’s industrial and cultural landscape.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: E.F.C.B. (Estrada de Ferro Central do Brasil) Target entity description: E.F.C.B. (Estrada de Ferro Central do Brasil) is a painting by Brazilian modernist artist Tarsila do Amaral that reflects her distinctive style and engagement with Brazil’s industrial and cultural landscape.
-
A.
CPTM commuter rail
CPTM commuter rail is a suburban rail network serving the São Paulo metropolitan area, connecting the city to its surrounding municipalities.
-
B.
Belo Horizonte Metro
The Belo Horizonte Metro is a rapid transit system serving the metropolitan area of Belo Horizonte, Brazil, providing urban rail transport across key districts of the city.
-
C.
São Paulo Metro
The São Paulo Metro is a major rapid transit system serving the city of São Paulo, Brazil, known for its extensive network, high ridership, and role as a backbone of the city's public transportation.
-
D.
Brasília Metro
The Brasília Metro is the rapid transit system serving Brazil’s capital, connecting key government, residential, and commercial areas across the Federal District.
-
E.
Central do Brasil train station
Central do Brasil train station is a major railway and commuter hub in Rio de Janeiro, serving as one of the city’s primary connections for suburban and regional train services.
- 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_69c008a80f748190ba3d07ffc81acb29 |
completed | March 22, 2026, 3:20 p.m. |
| NER | Named-entity recognition | batch_69c060fdf7ac8190a0e887907ec9a922 |
completed | March 22, 2026, 9:37 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c141bf3f4081909849e38d322da251 |
completed | March 23, 2026, 1:35 p.m. |
| NEDg | Description generation | batch_69c14626cab4819092843ff0ea83a6f1 |
completed | March 23, 2026, 1:54 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69c146d749dc8190b59f6e0001b5729d |
completed | March 23, 2026, 1:57 p.m. |
Created at: March 22, 2026, 4:18 p.m.