Triple
T18848285
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Fertagus cross-Tagus rail |
E460973
|
entity |
| Predicate | terminus |
P388
|
FINISHED |
| Object |
Setúbal station
Setúbal station is a major railway terminus in the city of Setúbal, Portugal, serving as a key hub for regional and commuter rail services.
|
E1346530
|
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: Setúbal station | Statement: [Fertagus cross-Tagus rail, terminus, Setúbal station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Setúbal station Context triple: [Fertagus cross-Tagus rail, terminus, Setúbal station]
-
A.
Santo Tirso station
Santo Tirso station is a railway station in Santo Tirso, Portugal, serving passengers on the Guimarães railway line.
-
B.
Taveiro station
Taveiro station is a former name for the Coimbra-B railway station, a key rail hub serving the city of Coimbra in central Portugal.
-
C.
Oliveira de Azeméis station
Oliveira de Azeméis station is a railway station in the town of Oliveira de Azeméis, Portugal, serving passengers on the narrow-gauge Vouga Line.
-
D.
Albufeira-Ferreiras station
Albufeira-Ferreiras station is the main railway station serving the coastal resort city of Albufeira in Portugal’s Algarve region.
-
E.
Estoril railway station
Estoril railway station is a coastal train stop on Portugal’s Cascais Line, serving the seaside resort town of Estoril and its surrounding area.
- 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: Setúbal station Triple: [Fertagus cross-Tagus rail, terminus, Setúbal station]
Generated description
Setúbal station is a major railway terminus in the city of Setúbal, Portugal, serving as a key hub for regional and commuter rail services.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Setúbal station Target entity description: Setúbal station is a major railway terminus in the city of Setúbal, Portugal, serving as a key hub for regional and commuter rail services.
-
A.
Santo Tirso station
Santo Tirso station is a railway station in Santo Tirso, Portugal, serving passengers on the Guimarães railway line.
-
B.
Taveiro station
Taveiro station is a former name for the Coimbra-B railway station, a key rail hub serving the city of Coimbra in central Portugal.
-
C.
Oliveira de Azeméis station
Oliveira de Azeméis station is a railway station in the town of Oliveira de Azeméis, Portugal, serving passengers on the narrow-gauge Vouga Line.
-
D.
Albufeira-Ferreiras station
Albufeira-Ferreiras station is the main railway station serving the coastal resort city of Albufeira in Portugal’s Algarve region.
-
E.
Estoril railway station
Estoril railway station is a coastal train stop on Portugal’s Cascais Line, serving the seaside resort town of Estoril and its surrounding area.
- 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_69d8dcfa11e4819090ab1ef5bdcd2b2e |
completed | April 10, 2026, 11:20 a.m. |
| NER | Named-entity recognition | batch_69e5b8f079b881908759135c5e2619ee |
completed | April 20, 2026, 5:26 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a0575afc5b48190a95fbfbe0f2fb097 |
completed | May 14, 2026, 7:11 a.m. |
| NEDg | Description generation | batch_6a05773b64c08190976d4e635e87be23 |
completed | May 14, 2026, 7:18 a.m. |
| NED2 | Entity disambiguation (via description) | batch_6a0577901df48190aa16a0c31704de34 |
completed | May 14, 2026, 7:19 a.m. |
Created at: April 10, 2026, 11:56 a.m.