Triple

T4125595
Position Surface form Disambiguated ID Type / Status
Subject Waikato River E92715 entity
Predicate hasHydroelectricDam P15311 FINISHED
Object Ohakuri Power Station
Ohakuri Power Station is a major hydroelectric power station on New Zealand’s North Island that harnesses the Waikato River to generate electricity.
 E416482 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: Ohakuri Power Station | Statement: [Waikato River, hasHydroelectricDam, Ohakuri Power Station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Ohakuri Power Station
Context triple: [Waikato River, hasHydroelectricDam, Ohakuri Power Station]
  • A. Tumut 3 Power Station
    Tumut 3 Power Station is a major hydroelectric and pumped-storage power station in New South Wales, Australia, forming part of the large-scale Snowy Mountains hydroelectric scheme.
  • B. Tumut 2 Power Station
    Tumut 2 Power Station is a major hydroelectric power station in New South Wales, Australia, forming part of the large-scale Snowy Mountains hydroelectric and irrigation complex.
  • C. Guri Dam
    Guri Dam is one of the world’s largest hydroelectric dams, located on the Caroní River in Venezuela and a major source of the country’s electricity.
  • D. Tumut 1 Power Station
    Tumut 1 Power Station is a major hydroelectric power station in New South Wales, Australia, forming part of the large Snowy Mountains hydroelectric and irrigation complex.
  • E. 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.
  • 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: Ohakuri Power Station
Triple: [Waikato River, hasHydroelectricDam, Ohakuri Power Station]
Generated description
Ohakuri Power Station is a major hydroelectric power station on New Zealand’s North Island that harnesses the Waikato River to generate electricity.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Ohakuri Power Station
Target entity description: Ohakuri Power Station is a major hydroelectric power station on New Zealand’s North Island that harnesses the Waikato River to generate electricity.
  • A. Tumut 3 Power Station
    Tumut 3 Power Station is a major hydroelectric and pumped-storage power station in New South Wales, Australia, forming part of the large-scale Snowy Mountains hydroelectric scheme.
  • B. Tumut 2 Power Station
    Tumut 2 Power Station is a major hydroelectric power station in New South Wales, Australia, forming part of the large-scale Snowy Mountains hydroelectric and irrigation complex.
  • C. Guri Dam
    Guri Dam is one of the world’s largest hydroelectric dams, located on the Caroní River in Venezuela and a major source of the country’s electricity.
  • D. Tumut 1 Power Station
    Tumut 1 Power Station is a major hydroelectric power station in New South Wales, Australia, forming part of the large Snowy Mountains hydroelectric and irrigation complex.
  • E. 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.
  • 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.