Triple

T23168683
Position Surface form Disambiguated ID Type / Status
Subject Churchill River hydroelectric system E578782 entity
Predicate hasComponent P35 FINISHED
Object Churchill Falls Generating Station — NE NERFINISHED

How this triple was built (2 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: Churchill Falls Generating Station | Statement: [Churchill River hydroelectric system, hasComponent, Churchill Falls Generating Station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Churchill Falls Generating Station
Context triple: [Churchill River hydroelectric system, hasComponent, Churchill Falls Generating Station]
  • A. Churchill Falls Generating Station chosen
    Churchill Falls Generating Station is one of the world’s largest underground hydroelectric power plants, located on the Churchill River in Labrador, Canada.
  • B. Chaudière Falls Generating Station
    The Chaudière Falls Generating Station is a hydroelectric power facility located at Chaudière Falls on the Ottawa River, producing renewable electricity for the surrounding region.
  • C. DeCew Falls Generating Stations
    DeCew Falls Generating Stations are a pair of historic hydroelectric power plants near St. Catharines, Ontario, that harness water from the Welland Canal to produce electricity.
  • D. Cameron Falls Generating Station
    Cameron Falls Generating Station is a hydroelectric power facility located on the Nipigon River in Ontario, Canada, that generates electricity from the river’s flow.
  • E. Muskrat Falls Generating Station
    Muskrat Falls Generating Station is a large hydroelectric power facility on the lower Churchill River in Labrador, Canada, developed to supply renewable electricity to Newfoundland and Labrador and beyond.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (2 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_69e245fc75348190a0288401044c8af8 completed April 17, 2026, 2:38 p.m.
NER Named-entity recognition batch_69f18f2e5e208190839ec37de4b974af completed April 29, 2026, 4:55 a.m.
Created at: April 17, 2026, 4:03 p.m.