Triple
T26348238
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | SP 4250 |
E662830
|
entity |
| Predicate | instanceOf |
P0
|
FINISHED |
| Object | Southern Pacific AC-11 steam locomotive |
C22917
|
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: Southern Pacific AC-11 steam locomotive Context triple: [SP 4250, instanceOf, Southern Pacific AC-11 steam locomotive]
-
A.
Southern Pacific Railroad steam locomotive class
chosen
A Southern Pacific Railroad steam locomotive class is a group of steam engines built or rostered by the Southern Pacific Railroad that share common design, performance, and operational characteristics for specific types of rail service.
-
B.
American locomotive
An American locomotive is a rail vehicle designed and built in the United States to provide motive power for trains, reflecting the country’s specific engineering practices, operating conditions, and historical development of rail transport.
-
C.
streamlined locomotive
A streamlined locomotive is a high-speed railway engine designed with smooth, aerodynamic contours to reduce air resistance and improve efficiency and performance.
-
D.
EMD 710 series engine
The EMD 710 series engine is a two-stroke, turbocharged diesel locomotive and marine prime mover known for its modular design, high power-to-weight ratio, and improved fuel efficiency over earlier EMD engine families.
-
E.
locomotive model
A locomotive model is a scaled representation of a railway engine, often detailed and functional, used for display, education, or operation in model railroading layouts.
- 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_69ee8130fc44819094e5ab1da201cd7b |
completed | April 26, 2026, 9:18 p.m. |
Created at: April 26, 2026, 10:43 p.m.