Triple
T10160227
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Elan Valley |
E233869
|
entity |
| Predicate | hasPart |
P35
|
FINISHED |
| Object | Garreg Ddu Dam |
E237073
|
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: Garreg Ddu Dam | Statement: [Elan Valley, hasPart, Garreg Ddu Dam]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Garreg Ddu Dam Context triple: [Elan Valley, hasPart, Garreg Ddu Dam]
-
A.
Derwent Dam
Derwent Dam is a large historic masonry dam in Derbyshire, England, best known for its role in World War II RAF "Dambusters" training and as a prominent feature of the Upper Derwent Valley.
-
B.
Abbeystead Dam
Abbeystead Dam is a small reservoir dam in Lancashire, England, known for its role in the 1984 Abbeystead disaster explosion.
-
C.
Aviemore Dam
Aviemore Dam is a major hydroelectric dam in New Zealand’s South Island, forming Lake Aviemore as part of the Waitaki River power scheme.
-
D.
Garreg Ddu Reservoir
chosen
Garreg Ddu Reservoir is a scenic man-made lake in the Elan Valley of mid-Wales, known for its distinctive submerged dam and role in supplying water to the city of Birmingham.
-
E.
Pitlochry Dam
Pitlochry Dam is a mid-20th-century hydroelectric dam on the River Tummel in Scotland, noted for its power station and popular salmon ladder attraction.
- 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_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_69d300b7b3108190a8e7581193c322be |
completed | April 6, 2026, 12:39 a.m. |
Created at: March 30, 2026, 9:09 p.m.