Triple

T4125597
Position Surface form Disambiguated ID Type / Status
Subject Waikato River E92715 entity
Predicate hasHydroelectricDam P15311 FINISHED
Object Waikato hydro scheme
The Waikato hydro scheme is a series of hydroelectric power stations and dams on New Zealand’s Waikato River that form a major source of renewable electricity for the country.
E416483 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: Waikato hydro scheme | Statement: [Waikato River, hasHydroelectricDam, Waikato hydro scheme]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Waikato hydro scheme
Context triple: [Waikato River, hasHydroelectricDam, Waikato hydro scheme]
  • A. Snowy Hydro Scheme
    The Snowy Hydro Scheme is a large-scale hydroelectricity and irrigation complex in Australia’s Snowy Mountains, renowned as one of the country’s most significant engineering projects.
  • B. Manapouri Power Station
    Manapouri Power Station is a large underground hydroelectric power station in Fiordland, New Zealand, renowned for harnessing the waters of Lake Manapouri to generate electricity, primarily for the Tiwai Point aluminium smelter.
  • C. Maule hydropower complex
    The Maule hydropower complex is a system of hydroelectric facilities on Chile’s Maule River that generates electricity by harnessing the river’s flow.
  • D. Tawa Dam
    Tawa Dam is a major masonry dam in Madhya Pradesh, India, built on the Tawa River for irrigation, flood control, and hydroelectric power generation.
  • E. 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.
  • 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: Waikato hydro scheme
Triple: [Waikato River, hasHydroelectricDam, Waikato hydro scheme]
Generated description
The Waikato hydro scheme is a series of hydroelectric power stations and dams on New Zealand’s Waikato River that form a major source of renewable electricity for the country.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Waikato hydro scheme
Target entity description: The Waikato hydro scheme is a series of hydroelectric power stations and dams on New Zealand’s Waikato River that form a major source of renewable electricity for the country.
  • A. Snowy Hydro Scheme
    The Snowy Hydro Scheme is a large-scale hydroelectricity and irrigation complex in Australia’s Snowy Mountains, renowned as one of the country’s most significant engineering projects.
  • B. Manapouri Power Station
    Manapouri Power Station is a large underground hydroelectric power station in Fiordland, New Zealand, renowned for harnessing the waters of Lake Manapouri to generate electricity, primarily for the Tiwai Point aluminium smelter.
  • C. Maule hydropower complex
    The Maule hydropower complex is a system of hydroelectric facilities on Chile’s Maule River that generates electricity by harnessing the river’s flow.
  • D. Tawa Dam
    Tawa Dam is a major masonry dam in Madhya Pradesh, India, built on the Tawa River for irrigation, flood control, and hydroelectric power generation.
  • E. 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.
  • 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_69aed9685f70819086932777aec8d959 completed March 9, 2026, 2:30 p.m.
NER Named-entity recognition batch_69af020a015081909015e6837c4b4a73 completed March 9, 2026, 5:23 p.m.
NED1 Entity disambiguation (via context triple) batch_69b576b67fc881909d12481e61a07bf5 completed March 14, 2026, 2:54 p.m.
NEDg Description generation batch_69b577653214819093396a8601e52245 completed March 14, 2026, 2:57 p.m.
NED2 Entity disambiguation (via description) batch_69b57b90cb308190ba102f999795829c completed March 14, 2026, 3:15 p.m.
Created at: March 9, 2026, 3:41 p.m.