Triple
T11459982
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Llyn Trawsfynydd |
E271628
|
entity |
| Predicate | constructedFor |
P7551
|
FINISHED |
| Object | Trawsfynydd nuclear power station |
E253534
|
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: Trawsfynydd nuclear power station | Statement: [Llyn Trawsfynydd, constructedFor, Trawsfynydd nuclear power station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Trawsfynydd nuclear power station Context triple: [Llyn Trawsfynydd, constructedFor, Trawsfynydd nuclear power station]
-
A.
Trawsfynydd nuclear power station
chosen
Trawsfynydd nuclear power station is a decommissioned Magnox nuclear power facility in Gwynedd, Wales, notable for being built inland beside the man-made Trawsfynydd lake.
-
B.
Hinkley Point nuclear power stations
Hinkley Point nuclear power stations are a major complex of nuclear power facilities on the coast of Somerset, England, including both decommissioned reactors and the large new Hinkley Point C project.
-
C.
Didcot Power Station
Didcot Power Station is a large former coal- and oil-fired power station in Oxfordshire, England, notable for its distinctive cooling towers and prominent role in the UK’s electricity generation before its decommissioning.
-
D.
Kendal Power Station
Kendal Power Station is one of South Africa’s largest coal-fired power plants, supplying significant electricity to the national grid.
-
E.
Fiddlers Ferry Power Station
Fiddlers Ferry Power Station was a large coal-fired power station in Cheshire, England, known for its prominent cooling towers and significant role in the UK’s electricity generation until its closure.
- 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_69d6aadff8888190a13f253f0d460874 |
completed | April 8, 2026, 7:22 p.m. |
| NER | Named-entity recognition | batch_69d822f2138081909408c7916cef99c9 |
completed | April 9, 2026, 10:06 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69e5e911c03c819081f1447b320dd2f2 |
completed | April 20, 2026, 8:51 a.m. |
Created at: April 8, 2026, 9:35 p.m.