Triple
T6995798
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Union Pacific Railway, Southern Branch |
E162209
|
entity |
| Predicate | instanceOf |
P0
|
FINISHED |
| Object | 19th-century American railroad |
C3757
|
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: 19th-century American railroad Context triple: [Union Pacific Railway, Southern Branch, instanceOf, 19th-century American railroad]
-
A.
railroad pioneer
A railroad pioneer is an early visionary, engineer, or entrepreneur who played a foundational role in conceiving, building, or expanding railway systems, often overcoming significant technical, financial, and social obstacles.
-
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.
railroad magnate
A railroad magnate is a powerful and wealthy business leader who controls, develops, and profits from major railway enterprises and infrastructure.
-
D.
United States railroad standard
United States railroad standard: A conceptual class representing the set of technical, operational, and safety specifications that govern the design, construction, and operation of railroads within the United States.
-
E.
freight railroad
chosen
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_69c68857ffc08190857dc62cd5253777 |
completed | March 27, 2026, 1:38 p.m. |
Created at: March 27, 2026, 2:32 p.m.