Triple
T16470872
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | British Rail steam locomotives |
E400055
|
entity |
| Predicate | instanceOf |
P0
|
FINISHED |
| Object | steam locomotive fleet |
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: steam locomotive fleet Context triple: [British Rail steam locomotives, instanceOf, steam locomotive fleet]
-
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.
steam-powered railway
A steam-powered railway is a transportation system in which trains are propelled along tracks by locomotives that generate mechanical power from steam produced by boiling water, typically using coal or other fuels.
-
D.
passenger railcar fleet
A passenger railcar fleet is a managed collection of rail vehicles designed and maintained to transport people safely and efficiently across a rail network.
-
E.
rolling stock
Rolling stock refers to all the vehicles that move on a railway, including locomotives, passenger coaches, freight wagons, and maintenance units.
- 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_69d87f2dac988190b74d6e185fa88ba4 |
completed | April 10, 2026, 4:40 a.m. |
Created at: April 10, 2026, 5:11 a.m.