Triple
T5510707
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Centro (Rio de Janeiro) |
E144556
|
entity |
| Predicate | hasTransport |
P1298
|
FINISHED |
| Object |
VLT Carioca (light rail)
VLT Carioca is a modern light rail transit system in Rio de Janeiro that connects key downtown areas and transportation hubs, improving urban mobility in the city center.
|
E529892
|
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: VLT Carioca (light rail) | Statement: [Centro (Rio de Janeiro), hasTransport, VLT Carioca (light rail)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: VLT Carioca (light rail) Context triple: [Centro (Rio de Janeiro), hasTransport, VLT Carioca (light rail)]
-
A.
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.
-
B.
Porto Metro
Porto Metro is the light rail and rapid transit system serving the Porto metropolitan area in northern Portugal.
-
C.
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.
-
D.
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.
-
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: VLT Carioca (light rail) Triple: [Centro (Rio de Janeiro), hasTransport, VLT Carioca (light rail)]
Generated description
VLT Carioca is a modern light rail transit system in Rio de Janeiro that connects key downtown areas and transportation hubs, improving urban mobility in the city center.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: VLT Carioca (light rail) Target entity description: VLT Carioca is a modern light rail transit system in Rio de Janeiro that connects key downtown areas and transportation hubs, improving urban mobility in the city center.
-
A.
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.
-
B.
Porto Metro
Porto Metro is the light rail and rapid transit system serving the Porto metropolitan area in northern Portugal.
-
C.
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.
-
D.
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.
-
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_69c008f6b5048190a09064116062cf69 |
completed | March 22, 2026, 3:21 p.m. |
| NER | Named-entity recognition | batch_69c01f4cbc2c819091fcbff5f39ceeb4 |
completed | March 22, 2026, 4:56 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c027cd14748190bd48d350cfe63603 |
completed | March 22, 2026, 5:33 p.m. |
| NEDg | Description generation | batch_69c03cd1650c8190b4673c479e151cf3 |
completed | March 22, 2026, 7:02 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69c03d6839dc8190ae05e661c4844211 |
completed | March 22, 2026, 7:05 p.m. |
Created at: March 22, 2026, 3:33 p.m.