Triple
T10160384
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Caban Coch Reservoir |
E233873
|
entity |
| Predicate | ownedBy |
P347
|
FINISHED |
| Object |
Welsh Water
Welsh Water is a not-for-profit water and wastewater services company serving most of Wales and parts of western England.
|
E845508
|
NE FINISHED |
How this triple was built (4 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: Welsh Water | Statement: [Caban Coch Reservoir, ownedBy, Welsh Water]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Welsh Water Context triple: [Caban Coch Reservoir, ownedBy, Welsh Water]
-
A.
Avon Water
Avon Water is a river in South Lanarkshire, Scotland, that flows through the town of Hamilton before joining the River Clyde.
-
B.
Neath
Neath is a historic industrial and market town in South Wales, known for its Roman and medieval heritage and its role in the coal and steel industries.
-
C.
River Vyrnwy
River Vyrnwy is a river in Wales and western England that flows from Lake Vyrnwy through Powys and Shropshire, contributing significantly to the River Severn catchment.
-
D.
Dyfi Valley
Dyfi Valley is a scenic river valley in mid Wales known for its rich biodiversity, cultural heritage, and designation as a UNESCO Biosphere Reserve.
-
E.
Lake Vyrnwy
Lake Vyrnwy is a large artificial reservoir in Powys, Wales, created in the 19th century to supply water to Liverpool and now known for its scenic surroundings and wildlife.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg
Description generation
gpt-5.1
Instruction
Generate a one-sentence description of the target entity. You are given a context triple in the form (subject, predicate, object), where the object is the target entity. # Instructions Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. Avoid repeating the information from the triple, unless really essential. # Response Format Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Welsh Water Triple: [Caban Coch Reservoir, ownedBy, Welsh Water]
Generated description
Welsh Water is a not-for-profit water and wastewater services company serving most of Wales and parts of western England.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Welsh Water Target entity description: Welsh Water is a not-for-profit water and wastewater services company serving most of Wales and parts of western England.
-
A.
Avon Water
Avon Water is a river in South Lanarkshire, Scotland, that flows through the town of Hamilton before joining the River Clyde.
-
B.
Neath
Neath is a historic industrial and market town in South Wales, known for its Roman and medieval heritage and its role in the coal and steel industries.
-
C.
River Vyrnwy
River Vyrnwy is a river in Wales and western England that flows from Lake Vyrnwy through Powys and Shropshire, contributing significantly to the River Severn catchment.
-
D.
Dyfi Valley
Dyfi Valley is a scenic river valley in mid Wales known for its rich biodiversity, cultural heritage, and designation as a UNESCO Biosphere Reserve.
-
E.
Lake Vyrnwy
Lake Vyrnwy is a large artificial reservoir in Powys, Wales, created in the 19th century to supply water to Liverpool and now known for its scenic surroundings and wildlife.
- F. None of above. chosen
Provenance (5 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_69ca848e80748190b91d1e04d35512c7 |
completed | March 30, 2026, 2:11 p.m. |
| NER | Named-entity recognition | batch_69cdec5831e481909b48fdfa8f1c670b |
completed | April 2, 2026, 4:11 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69d300c2651c8190a80c933002ac62e8 |
completed | April 6, 2026, 12:39 a.m. |
| NEDg | Description generation | batch_69d30254aabc8190966a4398c59a851e |
completed | April 6, 2026, 12:46 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69d30305924c8190998cbefa372dca9a |
completed | April 6, 2026, 12:49 a.m. |
Created at: March 30, 2026, 9:09 p.m.