Triple
T38488213
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Switchback Gravity Railroad |
E917978
|
entity |
| Predicate | instanceOf |
P0
|
FINISHED |
| Object | gravity railroad |
C41189
|
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: gravity railroad Context triple: [Switchback Gravity Railroad, instanceOf, gravity railroad]
-
A.
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.
-
B.
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.
-
C.
incline railway
chosen
An incline railway is a transportation system that uses cable-hauled rail cars to move passengers or goods up and down steep slopes along fixed tracks.
-
D.
mountain railroad
A mountain railroad is a railway system specifically engineered to traverse steep, rugged mountainous terrain, often using special track layouts, gradients, and locomotives to handle sharp elevation changes and curves.
-
E.
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.
- 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_69f76e9894208190a129a553a60ca58c |
completed | May 3, 2026, 3:49 p.m. |
Created at: May 3, 2026, 4:31 p.m.