Triple
T17106651
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Viña del Mar station |
E415115
|
entity |
| Predicate | owner |
P347
|
FINISHED |
| Object | Empresa de los Ferrocarriles del Estado |
E312284
|
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: Empresa de los Ferrocarriles del Estado | Statement: [Viña del Mar station, owner, Empresa de los Ferrocarriles del Estado]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Empresa de los Ferrocarriles del Estado Context triple: [Viña del Mar station, owner, Empresa de los Ferrocarriles del Estado]
-
A.
Empresa de los Ferrocarriles del Estado
chosen
Empresa de los Ferrocarriles del Estado is Chile’s state-owned railway company responsible for operating and managing much of the country’s passenger and freight rail services.
-
B.
Ferrocarriles del Sur S.A.
Ferrocarriles del Sur S.A. is a Chilean railway company that operates regional passenger train services in the Biobío Region.
-
C.
Union Railways
Union Railways is a British rail infrastructure and development company known for its role in major UK rail projects and for employing civil engineer Sir John Armitt.
-
D.
Ferrocarril Mexicano
Ferrocarril Mexicano is a major Mexican railway company that operates extensive freight and passenger rail services across key industrial and commercial regions of the country.
-
E.
Cisdneper Railways
Cisdneper Railways was a regional railway administration in the former Soviet Union that managed rail transport infrastructure in the Dnieper River area, including what later became the Crimean Railway network.
- 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_69d886cfc8e88190b05ba466edd35591 |
completed | April 10, 2026, 5:12 a.m. |
| NER | Named-entity recognition | batch_69e3dc2750b481908de18e8cb8f2195c |
completed | April 18, 2026, 7:31 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a014143edb081909509c5435d392dd0 |
completed | May 11, 2026, 2:39 a.m. |
Created at: April 10, 2026, 5:35 a.m.