Triple
T5023780
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Belo Horizonte |
E112920
|
entity |
| Predicate | hasPublicTransport |
P1288
|
FINISHED |
| Object |
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.
|
E486146
|
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: Belo Horizonte Metro | Statement: [Belo Horizonte, hasPublicTransport, Belo Horizonte Metro]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Belo Horizonte Metro Context triple: [Belo Horizonte, hasPublicTransport, Belo Horizonte Metro]
-
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.
CPTM commuter rail
CPTM commuter rail is a suburban rail network serving the São Paulo metropolitan area, connecting the city to its surrounding municipalities.
-
D.
Botafogo metro station
Botafogo metro station is a key underground rapid transit stop on Rio de Janeiro’s Metro system, serving the Botafogo neighborhood in the city’s South Zone.
-
E.
Valparaíso Metro
Valparaíso Metro is a rapid transit and commuter rail system serving Chile’s coastal Valparaíso Region, connecting key cities and communities along the bay.
- 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: Belo Horizonte Metro Triple: [Belo Horizonte, hasPublicTransport, Belo Horizonte Metro]
Generated description
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.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Belo Horizonte Metro Target entity description: 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.
-
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.
CPTM commuter rail
CPTM commuter rail is a suburban rail network serving the São Paulo metropolitan area, connecting the city to its surrounding municipalities.
-
D.
Botafogo metro station
Botafogo metro station is a key underground rapid transit stop on Rio de Janeiro’s Metro system, serving the Botafogo neighborhood in the city’s South Zone.
-
E.
Valparaíso Metro
Valparaíso Metro is a rapid transit and commuter rail system serving Chile’s coastal Valparaíso Region, connecting key cities and communities along the bay.
- 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_69bd4435c2f48190be593158cbfcf8a3 |
completed | March 20, 2026, 12:57 p.m. |
| NER | Named-entity recognition | batch_69bd736852e88190b69d6561ca7604c3 |
completed | March 20, 2026, 4:18 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69be9286bb28819095ca0ec858061419 |
completed | March 21, 2026, 12:43 p.m. |
| NEDg | Description generation | batch_69be933f3ed08190a128c1b3c9b3b1c3 |
completed | March 21, 2026, 12:46 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69be940b2eac819099001d403501afac |
completed | March 21, 2026, 12:50 p.m. |
Created at: March 20, 2026, 1:36 p.m.