Triple
T16470873
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | British Rail steam locomotives |
E400055
|
entity |
| Predicate | instanceOf |
P0
|
FINISHED |
| Object | railway rolling stock category |
C8948
|
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 rolling stock category Context triple: [British Rail steam locomotives, instanceOf, railway rolling stock category]
-
A.
rolling stock
chosen
Rolling stock refers to all the vehicles that move on a railway, including locomotives, passenger coaches, freight wagons, and maintenance units.
-
B.
railroad rolling stock identifier
A railroad rolling stock identifier is a unique code or marking assigned to each rail vehicle to distinguish it from others for tracking, operations, and maintenance purposes.
-
C.
rail vehicle
A rail vehicle is a wheeled conveyance designed to operate on railway tracks for transporting passengers, freight, or performing specialized rail-related tasks.
-
D.
train type
A train type is a classification that distinguishes trains based on their design, purpose, and operational characteristics, such as speed, service level, and route usage.
-
E.
electric locomotive class
An electric locomotive class is a category of railway locomotives designed and grouped by shared technical and performance characteristics, all powered by electricity from external sources such as overhead lines or third rails.
- 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.