Triple

T15252485
Position Surface form Disambiguated ID Type / Status
Subject Twelve Mile Creek E364551 entity
Predicate hasStructure P35 FINISHED
Object DeCew Falls Generating Station E888696 NE FINISHED

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: DeCew Falls Generating Station | Statement: [Twelve Mile Creek, hasStructure, DeCew Falls Generating Station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: DeCew Falls Generating Station
Context triple: [Twelve Mile Creek, hasStructure, DeCew Falls Generating Station]
  • A. DeCew Falls Generating Stations chosen
    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.
  • B. 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.
  • C. 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.
  • D. Churchill Falls Generating Station
    Churchill Falls Generating Station is one of the world’s largest underground hydroelectric power plants, located on the Churchill River in Labrador, Canada.
  • E. La Tuque Generating Station
    La Tuque Generating Station is a major hydroelectric power plant in Quebec, Canada, that harnesses the flow of the Saint-Maurice River to generate electricity.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 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_69d85a0dde7481908fc64d1e82d5d20d completed April 10, 2026, 2:01 a.m.
NER Named-entity recognition batch_69e007f728648190b2c86e4528542b65 completed April 15, 2026, 9:49 p.m.
NED1 Entity disambiguation (via context triple) batch_69fee5f390bc8190bc0180c118e1523c completed May 9, 2026, 7:44 a.m.
Created at: April 10, 2026, 3:13 a.m.