Triple
T8947516
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Bilbao tram |
E213258
|
entity |
| Predicate | operator |
P179
|
FINISHED |
| Object |
Euskotren
Euskotren is the Basque Country’s public railway and tramway company, operating regional trains, metros, and tram services including those in Bilbao.
|
E768420
|
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: Euskotren | Statement: [Bilbao tram, operator, Euskotren]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Euskotren Context triple: [Bilbao tram, operator, Euskotren]
-
A.
Renfe Operadora
Renfe Operadora is Spain’s national state-owned railway company, responsible for operating most passenger and freight rail services across the country.
-
B.
Renfe Cercanías
Renfe Cercanías is Spain’s suburban and commuter rail service network, operating frequent regional trains that connect major cities with their surrounding metropolitan areas.
-
C.
Renfe Mercancías
Renfe Mercancías is the freight transport division of Spain’s national railway operator, specializing in the movement of goods by rail across the Iberian Peninsula and beyond.
-
D.
Adif
Adif is Spain’s state-owned railway infrastructure manager responsible for the construction, maintenance, and operation of most of the country’s rail network and stations.
-
E.
Atocha Renfe
Atocha Renfe is a major Madrid Metro station that serves the Atocha railway complex, providing a key interchange between urban rail, commuter trains, and long-distance 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: Euskotren Triple: [Bilbao tram, operator, Euskotren]
Generated description
Euskotren is the Basque Country’s public railway and tramway company, operating regional trains, metros, and tram services including those in Bilbao.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Euskotren Target entity description: Euskotren is the Basque Country’s public railway and tramway company, operating regional trains, metros, and tram services including those in Bilbao.
-
A.
Renfe Operadora
Renfe Operadora is Spain’s national state-owned railway company, responsible for operating most passenger and freight rail services across the country.
-
B.
Renfe Cercanías
Renfe Cercanías is Spain’s suburban and commuter rail service network, operating frequent regional trains that connect major cities with their surrounding metropolitan areas.
-
C.
Renfe Mercancías
Renfe Mercancías is the freight transport division of Spain’s national railway operator, specializing in the movement of goods by rail across the Iberian Peninsula and beyond.
-
D.
Adif
Adif is Spain’s state-owned railway infrastructure manager responsible for the construction, maintenance, and operation of most of the country’s rail network and stations.
-
E.
Atocha Renfe
Atocha Renfe is a major Madrid Metro station that serves the Atocha railway complex, providing a key interchange between urban rail, commuter trains, and long-distance 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_69ca839843408190a39069a029a89f15 |
completed | March 30, 2026, 2:07 p.m. |
| NER | Named-entity recognition | batch_69cc66deb8ec819087a9c5eddd24c08a |
completed | April 1, 2026, 12:29 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69cfc2022e30819089ba08f494a3a66f |
completed | April 3, 2026, 1:34 p.m. |
| NEDg | Description generation | batch_69cfc27bae88819094bcfdf10e89018b |
completed | April 3, 2026, 1:36 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69cfc61d26fc8190817b430cb6fa9646 |
completed | April 3, 2026, 1:52 p.m. |
Created at: March 30, 2026, 6:59 p.m.