Triple
T1400230
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Canadian National Railway |
E30762
|
entity |
| Predicate | instanceOf |
P0
|
FINISHED |
| Object | Class I railway |
C3758
|
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: Class I railway Context triple: [Canadian National Railway, instanceOf, Class I railway]
-
A.
Class I railroad
chosen
A Class I railroad is a large freight railroad company that exceeds a specific annual revenue threshold set by transportation regulators, distinguishing it from smaller regional and local rail carriers.
-
B.
railway station classification
Railway station classification is the conceptual categorization of railway stations based on attributes such as size, passenger volume, services offered, and operational importance within a rail network.
-
C.
railway line
A railway line is a fixed transportation route consisting of tracks, signaling, and related infrastructure along which trains operate between defined locations.
-
D.
rail transportation infrastructure
Rail transportation infrastructure encompasses the physical and organizational systems—such as tracks, stations, signaling, power supply, and related facilities—required to support the safe and efficient movement of trains and rail-based services.
-
E.
railway network
A railway network is an interconnected system of tracks, stations, signaling, and rolling stock that enables the organized movement of trains between multiple locations.
- 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_69a498fd4e408190bd73eca30ea9754c |
completed | March 1, 2026, 7:52 p.m. |
Created at: March 1, 2026, 7:59 p.m.