Triple

T1584744
Position Surface form Disambiguated ID Type / Status
Subject Churchill River E34038 entity
Predicate hasHydroelectricDevelopment P15311 FINISHED
Object Churchill Falls Generating Station E139123 NE FINISHED

How this triple was built (3 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, hasHydroelectricDevelopment, 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, hasHydroelectricDevelopment, 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. 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.
  • C. Sir Adam Beck Hydroelectric Generating Stations
    The Sir Adam Beck Hydroelectric Generating Stations are a major complex of hydroelectric power plants on the Niagara River in Ontario, Canada, that harness the flow of Niagara Falls to generate electricity for the province.
  • D. Les Cèdres generating station
    Les Cèdres generating station is a hydroelectric power plant in Quebec, Canada, that harnesses the flow of the Saint Lawrence River to generate electricity.
  • E. Beauharnois generating station
    The Beauharnois generating station is a large hydroelectric power plant in Quebec, Canada, known for harnessing the flow of the Saint Lawrence River to produce electricity.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: hasHydroelectricDevelopment
Context triple: [Churchill River, hasHydroelectricDevelopment, Churchill Falls Generating Station]
  • A. hasHydroelectricProject chosen
    Indicates that an entity is associated with, operates, or contains a hydroelectric power generation project.
  • B. hydroelectricStationCommissioned
    Indicates that a hydroelectric power station has been officially brought into operation or service on a specific date or in a specific context.
  • C. hydropowerPotential
    Indicates the amount of energy that could be generated from water resources at a given site or region under specified conditions.
  • D. hydroelectricStationCapacity
    Indicates the maximum amount of electrical power that a hydroelectric station is capable of producing under specified conditions.
  • E. hasMajorReservoir
    Indicates that an entity possesses or is associated with a primary or significant reservoir (such as a large storage or accumulation of a resource).
  • F. None of above.

Provenance (4 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_69a885fceb2c8190b47e0f7c0aefbff0 completed March 4, 2026, 7:20 p.m.
NER Named-entity recognition batch_69abacfb1144819080c5687175aba1e1 completed March 7, 2026, 4:43 a.m.
NED1 Entity disambiguation (via context triple) batch_69ad4698cde88190a113cb7cebc3df1e completed March 8, 2026, 9:51 a.m.
PD Predicate disambiguation batch_69aa61b0f5bc8190b1dc272990a59c13 completed March 6, 2026, 5:10 a.m.
Created at: March 4, 2026, 7:27 p.m.