Triple
T34473636
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Canadian National 2-8-2 No. 3254 |
E884971
|
entity |
| Predicate | instanceOf |
P0
|
FINISHED |
| Object | Mikado-type 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: Mikado-type locomotive Context triple: [Canadian National 2-8-2 No. 3254, instanceOf, Mikado-type locomotive]
-
A.
streamlined locomotive
A streamlined locomotive is a high-speed railway engine designed with smooth, aerodynamic contours to reduce air resistance and improve efficiency and performance.
-
B.
railway locomotive
chosen
A railway locomotive is a powered rail vehicle that provides the motive force to pull or push trains along railway tracks.
-
C.
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.
-
D.
Southern Pacific Railroad steam locomotive class
A Southern Pacific Railroad steam locomotive class is a group of steam engines built or rostered by the Southern Pacific Railroad that share common design, performance, and operational characteristics for specific types of rail service.
-
E.
locomotive works
A locomotive works is an industrial facility where locomotives are designed, manufactured, assembled, repaired, and maintained.
- 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_69f349c880408190ade571c471ab154a |
completed | April 30, 2026, 12:23 p.m. |
Created at: May 1, 2026, 2:01 a.m.