Triple
T30255017
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | EMD GP38-2 |
E769315
|
entity |
| Predicate | instanceOf |
P0
|
FINISHED |
| Object | road switcher locomotive |
C3459
|
CONCEPT FINISHED |
How this triple was built (1 step)
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.
CD
Concept disambiguation
gpt-5-mini-2025-08-07
Target class: road switcher locomotive Context triple: [EMD GP38-2, instanceOf, road switcher locomotive]
-
A.
railway locomotive
chosen
A railway locomotive is a powered rail vehicle that provides the motive force to pull or push trains along railway tracks.
-
B.
locomotive works
A locomotive works is an industrial facility where locomotives are designed, manufactured, assembled, repaired, and maintained.
-
C.
rolling stock
Rolling stock refers to all the vehicles that move on a railway, including locomotives, passenger coaches, freight wagons, and maintenance units.
-
D.
public railway
A public railway is a government- or publicly-owned rail transport system that provides scheduled passenger and/or freight services accessible to the general population, typically operating on standardized tracks and infrastructure.
-
E.
locomotive model
A locomotive model is a scaled representation of a railway engine, often detailed and functional, used for display, education, or operation in model railroading layouts.
- F. None of above.
Provenance (1 batch)
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_69f22484a5f48190b678cd607700bc82 |
completed | April 29, 2026, 3:32 p.m. |
Created at: April 29, 2026, 7:41 p.m.