Triple
T31647979
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Boston Harbor crossings |
E807632
|
entity |
| Predicate | instanceOf |
P0
|
FINISHED |
| Object | road and transit crossing system |
C31837
|
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: road and transit crossing system Context triple: [Boston Harbor crossings, instanceOf, road and transit crossing system]
-
A.
railroad grade crossing
A railroad grade crossing is an intersection where a railway line and a road or path cross at the same level, requiring controls or warnings to manage conflicts between rail and roadway traffic.
-
B.
road–rail border crossing
A road–rail border crossing is a designated point at an international boundary where both road and railway transport routes intersect or pass through, enabling the controlled movement of vehicles, trains, goods, and passengers between neighboring countries.
-
C.
toll bridge system
A toll bridge system is a coordinated set of hardware, software, and procedures that manages vehicle identification, fee calculation, payment processing, and access control for crossing a bridge.
-
D.
road and rail bridge
chosen
A road and rail bridge is a structure that spans physical obstacles to simultaneously carry both vehicular road traffic and railway lines across them.
-
E.
road junction
A road junction is a point where two or more roads meet or cross, allowing vehicles and pedestrians to change direction or route.
- 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_69f348d9ce58819093ea2da83cbeeec1 |
completed | April 30, 2026, 12:19 p.m. |
Created at: April 30, 2026, 10:52 p.m.