Triple

T3354326
Position Surface form Disambiguated ID Type / Status
Subject Derwent River E70569 entity
Predicate hasHydroelectricScheme P15311 FINISHED
Object Derwent hydropower scheme
The Derwent hydropower scheme is a system of hydroelectric power stations and associated infrastructure that harnesses the flow of the River Derwent to generate renewable electricity.
E351790 NE FINISHED

How this triple was built (5 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: Derwent hydropower scheme | Statement: [Derwent River, hasHydroelectricScheme, Derwent hydropower scheme]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Derwent hydropower scheme
Context triple: [Derwent River, hasHydroelectricScheme, Derwent hydropower scheme]
  • A. Keswick Powerplant
    Keswick Powerplant is a hydroelectric generating facility in California that uses water released from Keswick Dam to produce electricity.
  • B. Torrumbarry Weir
    Torrumbarry Weir is a major river regulation structure on the Murray River in Victoria, Australia, used for water storage, irrigation, and navigation control.
  • C. Feildes Weir
    Feildes Weir is a historic river weir on the River Lea in England, used to control water levels and flow for navigation and water management.
  • D. Elan Valley reservoirs
    The Elan Valley reservoirs are a series of scenic man-made lakes in mid-Wales, created in the late 19th and early 20th centuries to supply water to Birmingham and now renowned for their dams, wildlife, and outdoor recreation.
  • E. 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.
  • 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: Derwent hydropower scheme
Triple: [Derwent River, hasHydroelectricScheme, Derwent hydropower scheme]
Generated description
The Derwent hydropower scheme is a system of hydroelectric power stations and associated infrastructure that harnesses the flow of the River Derwent to generate renewable electricity.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Derwent hydropower scheme
Target entity description: The Derwent hydropower scheme is a system of hydroelectric power stations and associated infrastructure that harnesses the flow of the River Derwent to generate renewable electricity.
  • A. Keswick Powerplant
    Keswick Powerplant is a hydroelectric generating facility in California that uses water released from Keswick Dam to produce electricity.
  • B. Torrumbarry Weir
    Torrumbarry Weir is a major river regulation structure on the Murray River in Victoria, Australia, used for water storage, irrigation, and navigation control.
  • C. Feildes Weir
    Feildes Weir is a historic river weir on the River Lea in England, used to control water levels and flow for navigation and water management.
  • D. Elan Valley reservoirs
    The Elan Valley reservoirs are a series of scenic man-made lakes in mid-Wales, created in the late 19th and early 20th centuries to supply water to Birmingham and now renowned for their dams, wildlife, and outdoor recreation.
  • E. 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.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: hasHydroelectricScheme
Context triple: [Derwent River, hasHydroelectricScheme, Derwent hydropower scheme]
  • A. hasHydroelectricProject chosen
    Indicates that an entity is associated with, operates, or contains a hydroelectric power generation project.
  • B. hydroelectricStationCapacity
    Indicates the maximum amount of electrical power that a hydroelectric station is capable of producing under specified conditions.
  • C. hydropowerPotential
    Indicates the amount of energy that could be generated from water resources at a given site or region under specified conditions.
  • D. hydroelectricStationCommissioned
    Indicates that a hydroelectric power station has been officially brought into operation or service on a specific date or in a specific context.
  • E. hasLockAndDamSystem
    Indicates that one entity possesses or is equipped with a system of locks and dams used to control water levels and facilitate navigation.
  • F. None of above.

Provenance (6 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_69ad85a4ef7c8190a29e2bbd6fa454e4 completed March 8, 2026, 2:20 p.m.
NER Named-entity recognition batch_69adb24036848190bac779d17dfdce3b completed March 8, 2026, 5:30 p.m.
NED1 Entity disambiguation (via context triple) batch_69b325373a1c8190b26d883e2f0dd92b completed March 12, 2026, 8:42 p.m.
NEDg Description generation batch_69b329016c7c819098b494ae5d712036 completed March 12, 2026, 8:58 p.m.
NED2 Entity disambiguation (via description) batch_69b329aca800819091f287a2f00557a2 completed March 12, 2026, 9:01 p.m.
PD Predicate disambiguation batch_69ada42fbe7c8190b9f185b5ab985f17 completed March 8, 2026, 4:30 p.m.
Created at: March 8, 2026, 3:13 p.m.