Triple
T8542883
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Janney coupler |
E202239
|
entity |
| Predicate | instanceOf |
P0
|
FINISHED |
| Object | railway coupling |
C18984
|
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: railway coupling Context triple: [Janney coupler, instanceOf, railway coupling]
-
A.
railway coupling system
A railway coupling system is a mechanical assembly that connects railway vehicles together, transmitting forces for traction and braking while maintaining alignment and safe separation between cars.
-
B.
automatic coupler
chosen
An automatic coupler is a self-acting mechanical device used to connect and disconnect railway vehicles (or similar rolling stock) without manual intervention, ensuring secure, rapid, and standardized coupling.
-
C.
railway locomotive
A railway locomotive is a powered rail vehicle that provides the motive force to pull or push trains along railway tracks.
-
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.
rail
A rail is a long, rigid bar or track, typically made of metal or wood, used to guide, support, or confine movement along a fixed path.
- 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_69ca832461e88190a654c5e44e233aa8 |
completed | March 30, 2026, 2:05 p.m. |
Created at: March 30, 2026, 6:18 p.m.