Triple

T23085804
Position Surface form Disambiguated ID Type / Status
Subject Great Sheffield Flood of 1864 E575593 entity
Predicate significantPlace P1098 FINISHED
Object Dale Dyke Reservoir
Dale Dyke Reservoir is a man-made lake near Sheffield, England, historically notorious as the source of the catastrophic dam failure that caused the Great Sheffield Flood of 1864.
E1572128 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: Dale Dyke Reservoir | Statement: [Great Sheffield Flood of 1864, significantPlace, Dale Dyke Reservoir]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Dale Dyke Reservoir
Context triple: [Great Sheffield Flood of 1864, significantPlace, Dale Dyke Reservoir]
  • A. Bethany Reservoir
    Bethany Reservoir is a man-made water storage facility in California that serves as a key forebay and regulating reservoir for the State Water Project’s South Bay Aqueduct.
  • B. Bickley Reservoir
    Bickley Reservoir is a water storage dam and recreational area located in the Perth Hills region of Western Australia.
  • C. Gouthwaite Reservoir
    Gouthwaite Reservoir is a large man-made lake in Nidderdale, North Yorkshire, England, known for its role in water supply, flood control, and as a wildlife-rich nature reserve.
  • D. Valehouse Reservoir
    Valehouse Reservoir is a man-made water storage lake in the Longdendale valley of Derbyshire, England, forming part of the chain of reservoirs supplying water to the Greater Manchester area.
  • E. Lyons Reservoir
    Lyons Reservoir is a man-made lake in Tuolumne County, California, that stores water and supports municipal supply and recreation in the Sierra Nevada region.
  • 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: Dale Dyke Reservoir
Triple: [Great Sheffield Flood of 1864, significantPlace, Dale Dyke Reservoir]
Generated description
Dale Dyke Reservoir is a man-made lake near Sheffield, England, historically notorious as the source of the catastrophic dam failure that caused the Great Sheffield Flood of 1864.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Dale Dyke Reservoir
Target entity description: Dale Dyke Reservoir is a man-made lake near Sheffield, England, historically notorious as the source of the catastrophic dam failure that caused the Great Sheffield Flood of 1864.
  • A. Bethany Reservoir
    Bethany Reservoir is a man-made water storage facility in California that serves as a key forebay and regulating reservoir for the State Water Project’s South Bay Aqueduct.
  • B. Bickley Reservoir
    Bickley Reservoir is a water storage dam and recreational area located in the Perth Hills region of Western Australia.
  • C. Gouthwaite Reservoir
    Gouthwaite Reservoir is a large man-made lake in Nidderdale, North Yorkshire, England, known for its role in water supply, flood control, and as a wildlife-rich nature reserve.
  • D. Valehouse Reservoir
    Valehouse Reservoir is a man-made water storage lake in the Longdendale valley of Derbyshire, England, forming part of the chain of reservoirs supplying water to the Greater Manchester area.
  • E. Lyons Reservoir
    Lyons Reservoir is a man-made lake in Tuolumne County, California, that stores water and supports municipal supply and recreation in the Sierra Nevada region.
  • 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_69e245bf3e3c819086d3448720efc01b completed April 17, 2026, 2:37 p.m.
NER Named-entity recognition batch_69f18da573588190a8e0c859667e64a6 completed April 29, 2026, 4:48 a.m.
NED1 Entity disambiguation (via context triple) batch_6a0c307bdc74819090e352f476f29318 completed May 19, 2026, 9:42 a.m.
NEDg Description generation batch_6a0c318962b08190998fa5148bb0b9d3 completed May 19, 2026, 9:46 a.m.
NED2 Entity disambiguation (via description) batch_6a0c31e1bac08190a1af4a85a9282d75 completed May 19, 2026, 9:48 a.m.
Created at: April 17, 2026, 3:57 p.m.