Triple
T20452478
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | American heritage railroads |
E501689
|
entity |
| Predicate | instanceOf |
P0
|
FINISHED |
| Object | heritage railway system |
C1351
|
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: heritage railway system Context triple: [American heritage railroads, instanceOf, heritage railway system]
-
A.
heritage railway
chosen
A heritage railway is a preserved or restored railway line operated primarily for historical, educational, and touristic purposes, often using vintage locomotives, rolling stock, and traditional operating practices.
-
B.
heritage railway station
A heritage railway station is a preserved or restored train station that maintains historical architecture, equipment, and operations to reflect and celebrate railway history, often serving tourism and educational purposes.
-
C.
heritage railroad fleet
A heritage railroad fleet is a collection of historically significant locomotives and rolling stock preserved, maintained, and operated to represent and interpret past eras of railway transportation.
-
D.
historical railway interest
Historical railway interest is a fascination with the development, operation, and cultural impact of rail transport throughout history, often involving the study, preservation, and appreciation of trains, routes, infrastructure, and related artifacts.
-
E.
historical railway asset
A historical railway asset is any preserved or documented physical or digital artifact—such as tracks, rolling stock, stations, equipment, or records—associated with past railway operations and valued for its cultural, technological, or historical significance.
- 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_69e0b4ac0a1c81908845d0f8a56abce8 |
completed | April 16, 2026, 10:06 a.m. |
Created at: April 16, 2026, 11:32 a.m.