Triple
T3131490
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Vila Real de Santo António railway station |
E65422
|
entity |
| Predicate | endpointOf |
P34947
|
FINISHED |
| Object | Algarve region rail services |
E10468
|
NE FINISHED |
How this triple was built (3 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: Algarve region rail services | Statement: [Vila Real de Santo António railway station, endpointOf, Algarve region rail services]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Algarve region rail services Context triple: [Vila Real de Santo António railway station, endpointOf, Algarve region rail services]
-
A.
Algarve line
chosen
The Algarve line is a major railway route in southern Portugal that connects the region’s coastal towns and cities along the Algarve.
-
B.
Barreiro–Faro section
The Barreiro–Faro section is a major railway segment in southern Portugal that connects the Lisbon area to the Algarve along the Linha do Sul.
-
C.
Portimão railway station
Portimão railway station is a regional rail station in the coastal city of Portimão in Portugal, serving as a key passenger stop in the Algarve region.
-
D.
Linha de Cascais
Linha de Cascais is a coastal suburban railway line in the Lisbon metropolitan area of Portugal, connecting central Lisbon to the seaside town of Cascais.
-
E.
Portuguese national rail network
The Portuguese national rail network is the countrywide system of railway lines and infrastructure in Portugal that supports passenger and freight train services across the nation.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: endpointOf Context triple: [Vila Real de Santo António railway station, endpointOf, Algarve region rail services]
-
A.
endPoint
Indicates the terminal location, limit, or final state reached by an object, process, or path in a given relationship or action.
-
B.
endPointExample
Indicates that something serves as a representative or illustrative instance of a particular endpoint.
-
C.
locatedAtTerminusOf
Indicates that one entity is situated at the end point or final terminus of another entity, such as a route, line, or path.
-
D.
hasEndpointStation
chosen
Indicates that something (such as a route, line, or service) has a specific station as one of its terminal endpoints.
-
E.
hasEndpointCity
Indicates that a route, connection, or path terminates at a particular city as one of its endpoints.
- F. None of above.
Provenance (4 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_69ad8581c25c8190b0d85ba9b9baa531 |
completed | March 8, 2026, 2:19 p.m. |
| NER | Named-entity recognition | batch_69ada54b0e688190b691771f17f4c721 |
completed | March 8, 2026, 4:35 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b20f82787c81908eb72b18614c3421 |
completed | March 12, 2026, 12:57 a.m. |
| PD | Predicate disambiguation | batch_69ad9df62e548190b053e1478deed467 |
completed | March 8, 2026, 4:04 p.m. |
Created at: March 8, 2026, 3:04 p.m.