Triple
T28019847
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | M Track |
E707655
|
entity |
| Predicate | instanceOf |
P0
|
FINISHED |
| Object | three-rail AC track system |
C11032
|
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: three-rail AC track system Context triple: [M Track, instanceOf, three-rail AC track system]
-
A.
third rail electrification system
chosen
A third rail electrification system is a method of providing electric power to trains via an additional rail mounted alongside or between the running rails, from which current is collected by contact shoes on the train.
-
B.
electrified railway
An electrified railway is a rail transport system in which trains receive power from external electrical sources, such as overhead lines or third rails, instead of relying on onboard fuel.
-
C.
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.
-
D.
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.
-
E.
rail
A rail is a long, continuous bar or track that provides guidance, support, or a running surface for vehicles, objects, or people in transportation or structural systems.
- 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_69ef96baf3a881909a2b63844185dddd |
completed | April 27, 2026, 5:02 p.m. |
Created at: April 27, 2026, 8:09 p.m.