Triple
T14917282
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Walschaerts valve gear |
E371412
|
entity |
| Predicate | instanceOf |
P0
|
FINISHED |
| Object | steam locomotive valve gear |
C34598
|
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 valve gear Context triple: [Walschaerts valve gear, instanceOf, steam locomotive valve gear]
-
A.
railway locomotive
A railway locomotive is a powered rail vehicle that provides the motive force to pull or push trains along railway tracks.
-
B.
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.
-
C.
standardized steam locomotive design program
A standardized steam locomotive design program is an organized initiative to develop, adopt, and manage a uniform set of locomotive designs to simplify production, maintenance, and operation across a railway system.
-
D.
locomotive works
A locomotive works is an industrial facility where locomotives are designed, manufactured, assembled, repaired, and maintained.
-
E.
locomotive axle configuration notation
Locomotive axle configuration notation is a standardized system for describing how a locomotive’s wheels and axles are arranged, including which are powered, unpowered, or articulated.
- F. None of above. chosen
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_69d85cc7ea3481908228b5acb7d06f12 |
completed | April 10, 2026, 2:13 a.m. |
Created at: April 10, 2026, 2:32 a.m.