Triple
T6208617
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | British Rail Class 47 |
E138810
|
entity |
| Predicate | instanceOf |
P0
|
FINISHED |
| Object | diesel-electric locomotive class |
C3459
|
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: diesel-electric locomotive class Context triple: [British Rail Class 47, instanceOf, diesel-electric locomotive class]
-
A.
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.
-
B.
railway locomotive
chosen
A railway locomotive is a powered rail vehicle that provides the motive force to pull or push trains along railway tracks.
-
C.
diesel-electric multiple unit family
A diesel-electric multiple unit family is a group of closely related self-propelled rail vehicles that use onboard diesel engines to generate electricity for traction motors, sharing common design, components, and performance characteristics.
-
D.
streamlined locomotive
A streamlined locomotive is a high-speed railway engine designed with smooth, aerodynamic contours to reduce air resistance and improve efficiency and performance.
-
E.
locomotive works
A locomotive works is an industrial facility where locomotives are designed, manufactured, assembled, repaired, and maintained.
- 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_69c008ada364819096c9e92c74d639b5 |
completed | March 22, 2026, 3:20 p.m. |
Created at: March 22, 2026, 4:21 p.m.