Triple
T24038201
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | B&O No. 4500 |
E595293
|
entity |
| Predicate | instanceOf |
P0
|
FINISHED |
| Object | historic railroad locomotive |
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: historic railroad locomotive Context triple: [B&O No. 4500, instanceOf, historic railroad locomotive]
-
A.
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.
-
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.
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.
historic railroad town
A historic railroad town is a community whose growth, economy, and cultural identity were fundamentally shaped by its role as a hub or stop along early railway lines.
-
E.
historic railroad right-of-way
A historic railroad right-of-way is a corridor of land formerly used for railroad tracks and associated infrastructure that retains cultural, transportation, or engineering significance despite no longer serving active rail operations.
- 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_69e288bf45f08190a1b6ed8cd0b9e86b |
completed | April 17, 2026, 7:23 p.m. |
Created at: April 17, 2026, 9:57 p.m.