Triple
T1534197
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Fréjus Rail Tunnel |
E32513
|
entity |
| Predicate | instanceOf |
P0
|
FINISHED |
| Object | railway tunnel |
C5444
|
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: railway tunnel Context triple: [Fréjus Rail Tunnel, instanceOf, railway tunnel]
-
A.
rail tunnel
chosen
A rail tunnel is an underground or enclosed passage constructed to allow trains to travel through obstacles such as mountains, hills, or urban areas while maintaining a continuous railway route.
-
B.
road tunnel
A road tunnel is an underground or enclosed passageway constructed to allow vehicular traffic to pass through obstacles such as mountains, hills, or urban areas while maintaining a continuous roadway.
-
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.
railway bridge
A railway bridge is a structure built to carry train tracks over obstacles such as roads, rivers, valleys, or other railways, ensuring safe and continuous rail transport.
-
E.
railway infrastructure element
A railway infrastructure element is any physical component of a rail system—such as tracks, signals, switches, bridges, or platforms—that supports the safe and efficient operation of trains.
- 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_69a885ea86308190998f6bc14bb91f8e |
completed | March 4, 2026, 7:20 p.m. |
Created at: March 4, 2026, 7:26 p.m.