Triple
T20055810
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Derwent Dam |
E499328
|
entity |
| Predicate | ownedBy |
P347
|
FINISHED |
| Object | Severn Trent Water |
—
|
NE NERFINISHED |
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: Severn Trent Water | Statement: [Derwent Dam, ownedBy, Severn Trent Water]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Severn Trent Water Context triple: [Derwent Dam, ownedBy, Severn Trent Water]
-
A.
Severn Trent Water
chosen
Severn Trent Water is a major UK water and wastewater services company supplying and managing water resources across the Midlands and surrounding regions.
-
B.
Anglian Water
Anglian Water is a major water and wastewater services company in England, serving much of the east of the country.
-
C.
Dŵr Cymru Welsh Water
Dŵr Cymru Welsh Water is a not-for-profit water and wastewater services company serving customers across Wales and parts of England.
-
D.
United Utilities
United Utilities is a major British water and wastewater services company responsible for supplying and managing water infrastructure across North West England.
-
E.
South West Water
South West Water is a UK water and wastewater services company that supplies and treats water for customers primarily in Devon, Cornwall, and surrounding regions.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (2 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_69da6276bcf48190aabbf279192a5fb4 |
completed | April 11, 2026, 3:02 p.m. |
| NER | Named-entity recognition | batch_69e66332b300819097f5dca1636e5822 |
completed | April 20, 2026, 5:32 p.m. |
Created at: April 11, 2026, 3:38 p.m.