Triple

T11869182
Position Surface form Disambiguated ID Type / Status
Subject Lake Vyrnwy E282361 entity
Predicate hasLandmark P105 FINISHED
Object Lake Vyrnwy straining tower
Lake Vyrnwy straining tower is a distinctive Victorian Gothic-style water intake tower in Wales that controls the flow of water from Lake Vyrnwy to the surrounding water supply system.
E282361 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: Lake Vyrnwy straining tower | Statement: [Lake Vyrnwy, hasLandmark, Lake Vyrnwy straining tower]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Lake Vyrnwy straining tower
Context triple: [Lake Vyrnwy, hasLandmark, Lake Vyrnwy straining tower]
  • A. 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.
  • B. Capel Celyn
    Capel Celyn was a Welsh rural community in the Tryweryn Valley that became a symbol of Welsh nationalism after being controversially flooded in the 1960s to create a reservoir.
  • C. Bath Weir
    Bath Weir is a distinctive curved weir on the River Avon in the city of Bath, England, known as a prominent historic and scenic riverside feature near Pulteney Bridge.
  • D. 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.
  • E. Tryweryn reservoir scheme
    The Tryweryn reservoir scheme was a controversial mid-20th-century project by Liverpool Corporation to flood the Welsh village of Capel Celyn to create a water supply reservoir, becoming a lasting symbol of Welsh nationalist grievance.
  • 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: Lake Vyrnwy straining tower
Triple: [Lake Vyrnwy, hasLandmark, Lake Vyrnwy straining tower]
Generated description
Lake Vyrnwy straining tower is a distinctive Victorian Gothic-style water intake tower in Wales that controls the flow of water from Lake Vyrnwy to the surrounding water supply system.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Lake Vyrnwy straining tower
Target entity description: Lake Vyrnwy straining tower is a distinctive Victorian Gothic-style water intake tower in Wales that controls the flow of water from Lake Vyrnwy to the surrounding water supply system.
  • A. 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.
  • B. Capel Celyn
    Capel Celyn was a Welsh rural community in the Tryweryn Valley that became a symbol of Welsh nationalism after being controversially flooded in the 1960s to create a reservoir.
  • C. Bath Weir
    Bath Weir is a distinctive curved weir on the River Avon in the city of Bath, England, known as a prominent historic and scenic riverside feature near Pulteney Bridge.
  • D. Lake Vyrnwy chosen
    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.
  • E. Tryweryn reservoir scheme
    The Tryweryn reservoir scheme was a controversial mid-20th-century project by Liverpool Corporation to flood the Welsh village of Capel Celyn to create a water supply reservoir, becoming a lasting symbol of Welsh nationalist grievance.
  • F. None of above.

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_69f417bb131c8190b0923e077cca74be completed May 1, 2026, 3:02 a.m.
NEDg Description generation batch_69f41f8d297c81908cfe60b10989e550 completed May 1, 2026, 3:35 a.m.
NED2 Entity disambiguation (via description) batch_69f422778a10819093bc2473ef30fe71 completed May 1, 2026, 3:48 a.m.
Created at: April 8, 2026, 9:43 p.m.