Triple
T33811964
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Toby the Tram Engine |
E866559
|
entity |
| Predicate | instanceOf |
P0
|
FINISHED |
| Object | steam tram engine |
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: steam tram engine Context triple: [Toby the Tram Engine, instanceOf, steam tram engine]
-
A.
steam-powered railway
A steam-powered railway is a transportation system in which trains are propelled along tracks by locomotives that generate mechanical power from steam produced by boiling water, typically using coal or other fuels.
-
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.
horse-drawn tramway
A horse-drawn tramway is a rail-based transport system in which carriages or trams run on fixed tracks and are pulled by horses, typically used for urban or short-distance passenger and freight services before the advent of mechanized traction.
-
D.
stationary steam engine
A stationary steam engine is a fixed, non-mobile engine that converts the thermal energy of steam into mechanical work to drive machinery or generate power in a single location.
-
E.
steam locomotive tender
A steam locomotive tender is a rail vehicle coupled behind a steam engine that carries its fuel (such as coal or oil) and water supply needed for generating steam.
- 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_69f349911a8c81908478662194b23d8c |
completed | April 30, 2026, 12:22 p.m. |
Created at: May 1, 2026, 1:46 a.m.