Triple

T3566997
Position Surface form Disambiguated ID Type / Status
Subject Tantangara Reservoir E75473 entity
Predicate operator P179 FINISHED
Object Snowy Hydro Limited
Snowy Hydro Limited is an Australian electricity generation and retail company that operates the Snowy Mountains Hydroelectric Scheme and other energy assets.
 E370985 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: Snowy Hydro Limited | Statement: [Tantangara Reservoir, operator, Snowy Hydro Limited]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Snowy Hydro Limited
Context triple: [Tantangara Reservoir, operator, Snowy Hydro Limited]
  • 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. Northesk
    Northesk is the territorial designation associated with the Scottish peerage title Earl of Northesk, historically linked to the Carnegie family.
  • C. Churchill Falls (Labrador) Corporation Limited
    Churchill Falls (Labrador) Corporation Limited is a Canadian hydroelectric power company that operates the massive Churchill Falls Generating Station in Labrador.
  • D. Brisbane Water
    Brisbane Water is a large tidal estuary and scenic waterway on the New South Wales Central Coast, known for boating, fishing, and waterfront communities such as Gosford and Woy Woy.
  • E. Hydro-Québec
    Hydro-Québec is a Canadian public utility company owned by the government of Quebec that generates, transmits, and distributes electricity, primarily from hydroelectric power.
  • 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: Snowy Hydro Limited
Triple: [Tantangara Reservoir, operator, Snowy Hydro Limited]
Generated description
Snowy Hydro Limited is an Australian electricity generation and retail company that operates the Snowy Mountains Hydroelectric Scheme and other energy assets.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Snowy Hydro Limited
Target entity description: Snowy Hydro Limited is an Australian electricity generation and retail company that operates the Snowy Mountains Hydroelectric Scheme and other energy assets.
  • 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. Northesk
    Northesk is the territorial designation associated with the Scottish peerage title Earl of Northesk, historically linked to the Carnegie family.
  • C. Churchill Falls (Labrador) Corporation Limited
    Churchill Falls (Labrador) Corporation Limited is a Canadian hydroelectric power company that operates the massive Churchill Falls Generating Station in Labrador.
  • D. Brisbane Water
    Brisbane Water is a large tidal estuary and scenic waterway on the New South Wales Central Coast, known for boating, fishing, and waterfront communities such as Gosford and Woy Woy.
  • E. Hydro-Québec
    Hydro-Québec is a Canadian public utility company owned by the government of Quebec that generates, transmits, and distributes electricity, primarily from hydroelectric power.
  • 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_69ad85d512708190829c8b2d3a2ccfb8 completed March 8, 2026, 2:21 p.m.
NER Named-entity recognition batch_69adc0aa0fcc8190bc99df68d2bd9139 completed March 8, 2026, 6:32 p.m.
NED1 Entity disambiguation (via context triple) batch_69b402ebfd548190a155fb1e65aefa8d completed March 13, 2026, 12:28 p.m.
NEDg Description generation batch_69b406f095488190b4543fa8008fe86c completed March 13, 2026, 12:45 p.m.
NED2 Entity disambiguation (via description) batch_69b4086f6da4819084778dffa33ef116 completed March 13, 2026, 12:51 p.m.
Created at: March 8, 2026, 3:21 p.m.