Triple
T20176214
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Upper Derwent Valley |
E492106
|
entity |
| Predicate | managedBy |
P86
|
FINISHED |
| Object | Severn Trent Water |
—
|
NE NERFINISHED |
Named-entity recognition
Before disambiguation, gpt-5-mini classified whether the object phrase is a named entity — the step behind the object's NE type shown above.
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: [Upper Derwent Valley, managedBy, Severn Trent Water]
Disambiguation candidates (1 decision)
The exact options the model was shown at each disambiguation step, with the option it chose highlighted — the evidence behind this triple's disambiguated ids.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Severn Trent Water Context triple: [Upper Derwent Valley, managedBy, 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)
| Stage | Batch ID | Job type | Status |
|---|---|---|---|
| creating | batch_69da6266c6888190bc1a3ecf24814d34 |
elicitation | completed |
| NER | batch_69e668eb50a48190af7de53680ca2f5d |
ner | completed |
Created at: April 11, 2026, 11:36 p.m.