Triple
T9147581
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Gravesend Town Pier |
E219495
|
entity |
| Predicate | instanceOf |
P0
|
FINISHED |
| Object | cast-iron pier |
C21290
|
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: cast-iron pier Context triple: [Gravesend Town Pier, instanceOf, cast-iron pier]
-
A.
cast-iron structure
chosen
A cast-iron structure is a construction composed primarily of prefabricated cast-iron components, valued for their high compressive strength, modularity, and distinctive industrial aesthetic.
-
B.
cast-iron bridge
A cast-iron bridge is a structure whose primary load-bearing elements are made from cast iron, typically featuring modular, prefabricated components assembled to span a gap such as a river or roadway.
-
C.
fishing pier
A fishing pier is a raised structure extending from the shore over the water, designed to provide anglers with safe, convenient access to deeper fishing areas without using a boat.
-
D.
wrought-iron bridge
A wrought-iron bridge is a structure for spanning physical obstacles, such as rivers or roads, whose primary load-bearing elements are made from wrought iron, valued historically for its toughness, malleability, and resistance to fatigue.
-
E.
screw-pile lighthouse
A screw-pile lighthouse is a type of lighthouse built on piles with helical screw bases that are screwed into the seabed, providing a stable foundation in soft or sandy bottoms, typically in shallow coastal waters.
- 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_69ca83e121dc81909912bd66953081c5 |
completed | March 30, 2026, 2:08 p.m. |
Created at: March 30, 2026, 7:20 p.m.