Triple
T21975591
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Neuadd Valley |
E542696
|
entity |
| Predicate | hasReservoir |
P1025
|
FINISHED |
| Object | Lower Neuadd Reservoir |
—
|
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: Lower Neuadd Reservoir | Statement: [Neuadd Valley, hasReservoir, Lower Neuadd Reservoir]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Lower Neuadd Reservoir Context triple: [Neuadd Valley, hasReservoir, Lower Neuadd Reservoir]
-
A.
Claerwen Reservoir
Claerwen Reservoir is a large upland water reservoir in mid Wales, known for its impressive dam and scenic surroundings within the Elan Valley.
-
B.
Neuadd Reservoirs
chosen
Neuadd Reservoirs are a group of upland water reservoirs in the Brecon Beacons of South Wales, popular as a scenic starting point for hiking routes onto the surrounding peaks.
-
C.
Howden Reservoir
Howden Reservoir is a large man-made lake in Derbyshire’s Peak District, known as part of the Upper Derwent Valley chain of reservoirs supplying water to nearby cities and popular for its scenic surroundings and outdoor recreation.
-
D.
Tryweryn Reservoir
Tryweryn Reservoir is an artificial lake in North Wales created in the 1960s to supply water to Liverpool, whose flooding of the village of Capel Celyn made it a lasting symbol of Welsh nationalist protest.
-
E.
Cantref Reservoir
Cantref Reservoir is a man-made lake in the Brecon Beacons of South Wales that forms part of the water supply system for the city of Cardiff.
- 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_69e0c48070988190909db97667b9a0ac |
completed | April 16, 2026, 11:14 a.m. |
| NER | Named-entity recognition | batch_69f124886418819091daed0988432350 |
completed | April 28, 2026, 9:20 p.m. |
Created at: April 16, 2026, 8:03 p.m.