Triple
T3629171
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Pennsylvania Railroad Altoona Works |
E76912
|
entity |
| Predicate | instanceOf |
P0
|
FINISHED |
| Object | railroad shop complex |
C8286
|
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: railroad shop complex Context triple: [Pennsylvania Railroad Altoona Works, instanceOf, railroad shop complex]
-
A.
locomotive works
chosen
A locomotive works is an industrial facility where locomotives are designed, manufactured, assembled, repaired, and maintained.
-
B.
railroad classification yard
A railroad classification yard is a specialized rail facility where freight cars are sorted, assembled, and dispatched into new trains based on their destinations.
-
C.
railway engineering complex
A railway engineering complex is an integrated facility where railway infrastructure, rolling stock, and related systems are designed, constructed, tested, maintained, and managed.
-
D.
railway museum
A railway museum is a public institution that collects, preserves, and exhibits historic trains, railway equipment, and related artifacts to educate visitors about the history and technology of rail transport.
-
E.
freight railroad
A freight railroad is a rail transport system dedicated to moving goods and commodities—such as raw materials, manufactured products, and containers—using freight trains over a network of tracks.
- 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_69ad85dc03948190b35b7189e4175bcc |
completed | March 8, 2026, 2:21 p.m. |
Created at: March 8, 2026, 3:23 p.m.