Triple
T6086337
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Portsmouth Gaseous Diffusion Plant |
E135646
|
entity |
| Predicate | adjacentFacility |
P5648
|
FINISHED |
| Object | Portsmouth Nuclear Site |
E135646
|
NE FINISHED |
How this triple was built (2 steps)
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.
NER
Named-entity recognition
gpt-5-mini
Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: Portsmouth Nuclear Site | Statement: [Portsmouth Gaseous Diffusion Plant, adjacentFacility, Portsmouth Nuclear Site]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Portsmouth Nuclear Site Context triple: [Portsmouth Gaseous Diffusion Plant, adjacentFacility, Portsmouth Nuclear Site]
-
A.
Sellafield
Sellafield is a nuclear fuel reprocessing and decommissioning site on the coast of Cumbria in northwest England.
-
B.
Fernald uranium plant
The Fernald uranium plant was a U.S. Department of Energy facility near Cincinnati, Ohio, that processed uranium for nuclear weapons production and later became a major environmental cleanup site.
-
C.
Portsmouth Gaseous Diffusion Plant (historical)
chosen
The Portsmouth Gaseous Diffusion Plant was a major U.S. uranium enrichment facility in Ohio that played a key role in producing enriched uranium for nuclear weapons and commercial nuclear power during the Cold War.
-
D.
Salem Nuclear Power Plant
Salem Nuclear Power Plant is a commercial nuclear power station in Lower Alloways Creek Township, New Jersey, that generates electricity using pressurized water reactors along the Delaware River.
-
E.
Barnwell Nuclear Fuel Plant site
The Barnwell Nuclear Fuel Plant site is a former nuclear fuel reprocessing and waste management facility in Barnwell County, South Carolina, associated with the U.S. nuclear energy and waste disposal industry.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 batches)
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_69c0087bcc788190b20f093d3a6c60ec |
completed | March 22, 2026, 3:19 p.m. |
| NER | Named-entity recognition | batch_69c0578a8b8081908490e447ae3419f9 |
completed | March 22, 2026, 8:56 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c11d60e824819098a9f5fc5cc00be4 |
completed | March 23, 2026, 11 a.m. |
Created at: March 22, 2026, 4:12 p.m.