Triple
T474670
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | São Paulo |
E9033
|
entity |
| Predicate | hasPublicTransport |
P1288
|
FINISHED |
| Object |
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.
|
E59698
|
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: São Paulo Metro | Statement: [São Paulo, hasPublicTransport, São Paulo Metro]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: São Paulo Metro Context triple: [São Paulo, hasPublicTransport, São Paulo Metro]
-
A.
Lisbon Metro
Lisbon Metro is the rapid transit system serving Portugal’s capital, providing an extensive network of underground and suburban rail lines across the Lisbon metropolitan area.
-
B.
Santiago Metro
Santiago Metro is the rapid transit system serving Chile's capital, known as one of Latin America’s largest and most extensive urban rail networks.
-
C.
Curitiba BRT system
The Curitiba BRT system is a pioneering bus rapid transit network in Curitiba, Brazil, renowned for its innovative, high-capacity, and cost-effective urban mass transit design that has influenced similar systems worldwide.
-
D.
Metrorail
Metrorail is the rapid transit system serving the Washington, D.C. metropolitan area, operated by the Washington Metropolitan Area Transit Authority (WMATA).
-
E.
Lisbon Tramway
The Lisbon Tramway is a historic network of yellow streetcars that navigate Lisbon’s steep, narrow streets and serve as both public transport and a popular tourist attraction.
- 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: São Paulo Metro Triple: [São Paulo, hasPublicTransport, São Paulo Metro]
Generated description
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.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: São Paulo Metro Target entity description: 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.
-
A.
Lisbon Metro
Lisbon Metro is the rapid transit system serving Portugal’s capital, providing an extensive network of underground and suburban rail lines across the Lisbon metropolitan area.
-
B.
Santiago Metro
Santiago Metro is the rapid transit system serving Chile's capital, known as one of Latin America’s largest and most extensive urban rail networks.
-
C.
Curitiba BRT system
The Curitiba BRT system is a pioneering bus rapid transit network in Curitiba, Brazil, renowned for its innovative, high-capacity, and cost-effective urban mass transit design that has influenced similar systems worldwide.
-
D.
Metrorail
Metrorail is the rapid transit system serving the Washington, D.C. metropolitan area, operated by the Washington Metropolitan Area Transit Authority (WMATA).
-
E.
Lisbon Tramway
The Lisbon Tramway is a historic network of yellow streetcars that navigate Lisbon’s steep, narrow streets and serve as both public transport and a popular tourist attraction.
- 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_69a2e7ff81708190b0507a24a997232c |
completed | Feb. 28, 2026, 1:05 p.m. |
| NER | Named-entity recognition | batch_69a2f039f3d88190a7c93ecbf1bf5f58 |
completed | Feb. 28, 2026, 1:40 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a468010c10819090d325d6c3d6f50c |
completed | March 1, 2026, 4:23 p.m. |
| NEDg | Description generation | batch_69a468b2515881908bc2beb93685f404 |
completed | March 1, 2026, 4:26 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69a46912b7f48190979fb2ebd8e027e9 |
completed | March 1, 2026, 4:28 p.m. |
Created at: Feb. 28, 2026, 1:12 p.m.