Triple
T2294262
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Trawsfynydd |
E51573
|
entity |
| Predicate | hasNearbyFeature |
P350
|
FINISHED |
| Object |
artificial lake Llyn Trawsfynydd
Artificial lake Llyn Trawsfynydd is a man-made reservoir in Gwynedd, Wales, originally created to supply cooling water for the now-decommissioned Trawsfynydd nuclear power station and now used for recreation and fishing.
|
E253535
|
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: artificial lake Llyn Trawsfynydd | Statement: [Trawsfynydd, hasNearbyFeature, artificial lake Llyn Trawsfynydd]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: artificial lake Llyn Trawsfynydd Context triple: [Trawsfynydd, hasNearbyFeature, artificial lake Llyn Trawsfynydd]
-
A.
Llyn Llydaw
Llyn Llydaw is a glacial lake on the eastern flanks of Snowdon in Snowdonia National Park, Wales, renowned for its scenic mountain setting and association with local legends.
-
B.
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.
-
C.
Llyn Tegid
Llyn Tegid, also known as Bala Lake, is the largest natural lake in Wales, renowned for its scenic beauty and unique aquatic wildlife.
-
D.
Pen-y-garreg Reservoir
Pen-y-garreg Reservoir is a scenic man-made lake in the Elan Valley of mid Wales, known for its historic stone dam and role in the region’s water supply system.
-
E.
Dunorlan Park lake
Dunorlan Park lake is an ornamental boating and wildlife lake situated within Dunorlan Park in Royal Tunbridge Wells, Kent, England.
- 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: artificial lake Llyn Trawsfynydd Triple: [Trawsfynydd, hasNearbyFeature, artificial lake Llyn Trawsfynydd]
Generated description
Artificial lake Llyn Trawsfynydd is a man-made reservoir in Gwynedd, Wales, originally created to supply cooling water for the now-decommissioned Trawsfynydd nuclear power station and now used for recreation and fishing.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: artificial lake Llyn Trawsfynydd Target entity description: Artificial lake Llyn Trawsfynydd is a man-made reservoir in Gwynedd, Wales, originally created to supply cooling water for the now-decommissioned Trawsfynydd nuclear power station and now used for recreation and fishing.
-
A.
Llyn Llydaw
Llyn Llydaw is a glacial lake on the eastern flanks of Snowdon in Snowdonia National Park, Wales, renowned for its scenic mountain setting and association with local legends.
-
B.
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.
-
C.
Llyn Tegid
Llyn Tegid, also known as Bala Lake, is the largest natural lake in Wales, renowned for its scenic beauty and unique aquatic wildlife.
-
D.
Pen-y-garreg Reservoir
Pen-y-garreg Reservoir is a scenic man-made lake in the Elan Valley of mid Wales, known for its historic stone dam and role in the region’s water supply system.
-
E.
Dunorlan Park lake
Dunorlan Park lake is an ornamental boating and wildlife lake situated within Dunorlan Park in Royal Tunbridge Wells, Kent, England.
- 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_69a88b09c644819090b503456d96bf70 |
completed | March 4, 2026, 7:42 p.m. |
| NER | Named-entity recognition | batch_69abc5da667881909186adf23a2bd45b |
completed | March 7, 2026, 6:29 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ae7f2654e4819090dea196cf38652e |
completed | March 9, 2026, 8:04 a.m. |
| NEDg | Description generation | batch_69ae7fd6e8608190b48f3a50ee62d664 |
completed | March 9, 2026, 8:07 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69ae804b402c81909a5fc68c6ee3decb |
completed | March 9, 2026, 8:09 a.m. |
Created at: March 4, 2026, 7:49 p.m.