Triple

T9769119
Position Surface form Disambiguated ID Type / Status
Subject Garreg Ddu Reservoir E237073 entity
Predicate near P350 FINISHED
Object Caban Coch Dam
Caban Coch Dam is a large stone-built dam in the Elan Valley of mid-Wales, forming part of the historic Elan Valley Reservoirs scheme that supplies water to Birmingham.
E828715 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: Caban Coch Dam | Statement: [Garreg Ddu Reservoir, near, Caban Coch Dam]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Caban Coch Dam
Context triple: [Garreg Ddu Reservoir, near, Caban Coch Dam]
  • A. Chirkey Dam
    Chirkey Dam is a major arch dam and hydroelectric power station in Dagestan, Russia, known as the highest dam in the country and a key source of electricity in the North Caucasus region.
  • B. Petenwell Dam
    Petenwell Dam is a hydroelectric dam in central Wisconsin that creates Petenwell Lake, one of the state’s largest reservoirs, on the Wisconsin River.
  • C. Nisramont Dam
    Nisramont Dam is a hydroelectric and recreational dam in the Belgian Ardennes, forming a large reservoir on the Ourthe River near La Roche-en-Ardenne.
  • D. Calanda Dam
    Calanda Dam is a hydroelectric dam in Switzerland associated with the Calanda mountain region, used primarily for water storage and power generation.
  • E. Nimbus Dam
    Nimbus Dam is a concrete gravity dam on the American River in California that forms Lake Natoma and helps regulate water flow, provide hydroelectric power, and support regional water supply and recreation.
  • 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: Caban Coch Dam
Triple: [Garreg Ddu Reservoir, near, Caban Coch Dam]
Generated description
Caban Coch Dam is a large stone-built dam in the Elan Valley of mid-Wales, forming part of the historic Elan Valley Reservoirs scheme that supplies water to Birmingham.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Caban Coch Dam
Target entity description: Caban Coch Dam is a large stone-built dam in the Elan Valley of mid-Wales, forming part of the historic Elan Valley Reservoirs scheme that supplies water to Birmingham.
  • A. Chirkey Dam
    Chirkey Dam is a major arch dam and hydroelectric power station in Dagestan, Russia, known as the highest dam in the country and a key source of electricity in the North Caucasus region.
  • B. Petenwell Dam
    Petenwell Dam is a hydroelectric dam in central Wisconsin that creates Petenwell Lake, one of the state’s largest reservoirs, on the Wisconsin River.
  • C. Nisramont Dam
    Nisramont Dam is a hydroelectric and recreational dam in the Belgian Ardennes, forming a large reservoir on the Ourthe River near La Roche-en-Ardenne.
  • D. Calanda Dam
    Calanda Dam is a hydroelectric dam in Switzerland associated with the Calanda mountain region, used primarily for water storage and power generation.
  • E. Nimbus Dam
    Nimbus Dam is a concrete gravity dam on the American River in California that forms Lake Natoma and helps regulate water flow, provide hydroelectric power, and support regional water supply and recreation.
  • 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_69ca84d831b8819090322686b47887ce completed March 30, 2026, 2:12 p.m.
NER Named-entity recognition batch_69cda0f0c64c81908f3435dd49c0218b completed April 1, 2026, 10:49 p.m.
NED1 Entity disambiguation (via context triple) batch_69d20d048c5081908c891633129dc5d6 completed April 5, 2026, 7:19 a.m.
NEDg Description generation batch_69d20e9f480c819086b0165aa77ddb06 completed April 5, 2026, 7:26 a.m.
NED2 Entity disambiguation (via description) batch_69d20fa9cab88190bbddcf18b49f8172 completed April 5, 2026, 7:30 a.m.
Created at: March 30, 2026, 8:26 p.m.