Triple
T31117619
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Fort McHenry Tunnel |
E793134
|
entity |
| Predicate | instanceOf |
P0
|
FINISHED |
| Object | immersed tube road tunnel |
C4139
|
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: immersed tube road tunnel Context triple: [Fort McHenry Tunnel, instanceOf, immersed tube road tunnel]
-
A.
road tunnel
chosen
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.
-
B.
combined road and rail bridge–tunnel
A combined road and rail bridge–tunnel is a hybrid transportation structure that integrates both bridge and tunnel segments to carry vehicular and rail traffic across or under a geographic obstacle such as a body of water or valley.
-
C.
bridge–tunnel complex
A bridge–tunnel complex is an integrated transportation structure that combines bridge spans and underwater tunnels to carry traffic across wide bodies of water or other large obstacles.
-
D.
rail tunnel
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.
-
E.
transportation tunnel
A transportation tunnel is an underground or enclosed passageway designed to allow vehicles, trains, or pedestrians to travel safely through or beneath natural or man-made obstacles.
- 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_69f224d0a7688190af3fe3e6e26d01ed |
completed | April 29, 2026, 3:33 p.m. |
Created at: April 29, 2026, 9:04 p.m.