Triple
T14070433
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Ramal de Coimbra |
E338591
|
entity |
| Predicate | endPoint |
P390
|
FINISHED |
| Object | Coimbra railway station |
E66846
|
NE FINISHED |
How this triple was built (2 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: Coimbra railway station | Statement: [Ramal de Coimbra, endPoint, Coimbra railway station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Coimbra railway station Context triple: [Ramal de Coimbra, endPoint, Coimbra railway station]
-
A.
Coimbra-B railway station
chosen
Coimbra-B railway station is a major Portuguese rail hub in the city of Coimbra, serving as a key interchange for long-distance and regional train services operated by Comboios de Portugal.
-
B.
Porto Campanhã railway station
Porto Campanhã railway station is the main intercity and regional rail hub in Porto, Portugal, serving as a key gateway for national and international train connections.
-
C.
Guimarães railway station
Guimarães railway station is a key passenger rail hub in northern Portugal serving the historic city of Guimarães with regional and intercity train connections.
-
D.
Abrantes railway station
Abrantes railway station is a key rail transport hub serving the town of Abrantes in central Portugal, connecting regional and long-distance train services.
-
E.
Viana do Castelo station
Viana do Castelo station is a railway station in the city of Viana do Castelo, Portugal, serving as a key stop on the Minho Line that connects Porto to the northern border with Spain.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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_69d81c67ba6c819091935650dfb3b895 |
completed | April 9, 2026, 9:38 p.m. |
| NER | Named-entity recognition | batch_69de568d0404819087e0fe37c72162cb |
completed | April 14, 2026, 3 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69fd3d027450819098f4f9be71451ec5 |
completed | May 8, 2026, 1:31 a.m. |
Created at: April 9, 2026, 10:21 p.m.