Triple
T33080842
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Westinghouse XCA248 |
E846502
|
entity |
| Predicate | instanceOf |
P0
|
FINISHED |
| Object | train control system component |
C3558
|
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: train control system component Context triple: [Westinghouse XCA248, instanceOf, train control system component]
-
A.
train control system
chosen
A train control system is a coordinated set of hardware and software components that monitor, regulate, and automate train movements to ensure safe, efficient, and reliable railway operations.
-
B.
railway controller
A railway controller is a system or role responsible for monitoring, coordinating, and directing train movements to ensure safe, efficient, and timely railway operations.
-
C.
railway communication system
A railway communication system is an integrated network of technologies and protocols that enable real-time exchange of information between trains, trackside equipment, and control centers to ensure safe, efficient, and coordinated railway operations.
-
D.
railway signaling system
A railway signaling system is an integrated set of trackside and onboard equipment, rules, and communication protocols that control train movements to ensure safe separation, efficient routing, and protection against collisions.
-
E.
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.
- 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_69f34954d46c8190a04a159cc5f99efd |
completed | April 30, 2026, 12:21 p.m. |
Created at: May 1, 2026, 1:26 a.m.