Triple
T5535731
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Madrid Chamartín railway station |
E145156
|
entity |
| Predicate | operatedBy |
P86
|
FINISHED |
| Object | Administrador de Infraestructuras Ferroviarias |
E369135
|
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: Administrador de Infraestructuras Ferroviarias | Statement: [Madrid Chamartín railway station, operatedBy, Administrador de Infraestructuras Ferroviarias]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Administrador de Infraestructuras Ferroviarias Context triple: [Madrid Chamartín railway station, operatedBy, Administrador de Infraestructuras Ferroviarias]
-
A.
Administrador de Infraestructuras Ferroviarias
chosen
Administrador de Infraestructuras Ferroviarias (ADIF) is the Spanish state-owned company responsible for managing and maintaining the country’s railway infrastructure.
-
B.
Railway Executive
The Railway Executive was a post-war British nationalized body responsible for managing and coordinating the country's railway system under the British Transport Commission.
-
C.
Director General of Railroads
The Director General of Railroads was the top federal official responsible for overseeing and operating U.S. railroads during the period of government control in World War I.
-
D.
Commissioner of Railway Safety
The Commissioner of Railway Safety is the statutory authority in India responsible for overseeing and regulating the safety of railway operations, including inspections, accident investigations, and approval of new railway works.
-
E.
Railway Division
The Railway Division is a specialist branch of the Institution of Mechanical Engineers that focuses on railway engineering, technology, and industry practice.
- 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_69c008f9955881909bfa8348b56b4739 |
completed | March 22, 2026, 3:21 p.m. |
| NER | Named-entity recognition | batch_69c01faed1d08190b6a57faedaf1b56a |
completed | March 22, 2026, 4:58 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c04ce6a3bc8190958b9356bb788d72 |
completed | March 22, 2026, 8:11 p.m. |
Created at: March 22, 2026, 3:34 p.m.