Triple
T14817888
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Taveiro station |
E348365
|
entity |
| Predicate | connectsTo |
P845
|
FINISHED |
| Object |
Coimbra-A railway station
Coimbra-A railway station is the central railway terminus in Coimbra, Portugal, serving as a key hub for regional and urban rail services in the city.
|
E1125889
|
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: Coimbra-A railway station | Statement: [Taveiro station, connectsTo, Coimbra-A railway station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Coimbra-A railway station Context triple: [Taveiro station, connectsTo, Coimbra-A railway station]
-
A.
Coimbra-B railway station
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.
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.
-
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.
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.
-
E.
Braga railway station
Braga railway station is the main rail hub in the city of Braga, Portugal, serving as a northern terminus for high-speed and regional train services.
- 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: Coimbra-A railway station Triple: [Taveiro station, connectsTo, Coimbra-A railway station]
Generated description
Coimbra-A railway station is the central railway terminus in Coimbra, Portugal, serving as a key hub for regional and urban rail services in the city.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Coimbra-A railway station Target entity description: Coimbra-A railway station is the central railway terminus in Coimbra, Portugal, serving as a key hub for regional and urban rail services in the city.
-
A.
Coimbra-B railway station
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.
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.
-
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.
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.
-
E.
Braga railway station
Braga railway station is the main rail hub in the city of Braga, Portugal, serving as a northern terminus for high-speed and regional train services.
- 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_69d822eb8f588190bf53445e730a934f |
completed | April 9, 2026, 10:06 p.m. |
| NER | Named-entity recognition | batch_69decfe2c1ec81908b3dff7a5d0e85d0 |
completed | April 14, 2026, 11:38 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69fe6b495800819091c7e1636514222a |
completed | May 8, 2026, 11:01 p.m. |
| NEDg | Description generation | batch_69fe6be21f148190bec0e5adfcc0a91a |
completed | May 8, 2026, 11:04 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69fe6c6ebe4881909334d772e45403f6 |
completed | May 8, 2026, 11:06 p.m. |
Created at: April 10, 2026, 1:50 a.m.