Triple
T11869166
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Lake Vyrnwy |
E282361
|
entity |
| Predicate | hasPart |
P35
|
FINISHED |
| Object |
Vyrnwy Dam
Vyrnwy Dam is a historic stone-built dam in Powys, Wales, notable for creating Lake Vyrnwy and being one of the first large masonry dams in the United Kingdom.
|
E951075
|
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: Vyrnwy Dam | Statement: [Lake Vyrnwy, hasPart, Vyrnwy Dam]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Vyrnwy Dam Context triple: [Lake Vyrnwy, hasPart, Vyrnwy Dam]
-
A.
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.
-
B.
Llyn Celyn
Llyn Celyn is a large reservoir in North Wales, created in the 1960s by flooding the Tryweryn Valley, including the village of Capel Celyn, to supply water to Liverpool.
-
C.
Clywedog Reservoir
Clywedog Reservoir is a large man-made lake in mid-Wales, created for water regulation and recreation amid scenic upland surroundings.
-
D.
Claerwen Dam
Claerwen Dam is a large concrete gravity dam in mid-Wales, forming part of the Elan Valley reservoir system that supplies water to Birmingham.
-
E.
Garreg Ddu Reservoir
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.
- 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: Vyrnwy Dam Triple: [Lake Vyrnwy, hasPart, Vyrnwy Dam]
Generated description
Vyrnwy Dam is a historic stone-built dam in Powys, Wales, notable for creating Lake Vyrnwy and being one of the first large masonry dams in the United Kingdom.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Vyrnwy Dam Target entity description: Vyrnwy Dam is a historic stone-built dam in Powys, Wales, notable for creating Lake Vyrnwy and being one of the first large masonry dams in the United Kingdom.
-
A.
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.
-
B.
Llyn Celyn
Llyn Celyn is a large reservoir in North Wales, created in the 1960s by flooding the Tryweryn Valley, including the village of Capel Celyn, to supply water to Liverpool.
-
C.
Clywedog Reservoir
Clywedog Reservoir is a large man-made lake in mid-Wales, created for water regulation and recreation amid scenic upland surroundings.
-
D.
Claerwen Dam
Claerwen Dam is a large concrete gravity dam in mid-Wales, forming part of the Elan Valley reservoir system that supplies water to Birmingham.
-
E.
Garreg Ddu Reservoir
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.
- 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_69d6ab2945d081908a5851c916cbcfb5 |
completed | April 8, 2026, 7:23 p.m. |
| NER | Named-entity recognition | batch_69d8a73c04e4819084c0b2ff8e5d2f04 |
completed | April 10, 2026, 7:31 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f281a2abfc8190a4769e637dedaaab |
completed | April 29, 2026, 10:09 p.m. |
| NEDg | Description generation | batch_69f28a92ac90819092eef473a49d329e |
completed | April 29, 2026, 10:47 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69f28c462d888190a43e042b00921dbe |
completed | April 29, 2026, 10:55 p.m. |
Created at: April 8, 2026, 9:43 p.m.