Triple

T15696011
Position Surface form Disambiguated ID Type / Status
Subject Revelstoke Dam E380460 entity
Predicate partOf P40 FINISHED
Object Columbia River Treaty hydroelectric system E78455 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: Columbia River Treaty hydroelectric system | Statement: [Revelstoke Dam, partOf, Columbia River Treaty hydroelectric system]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Columbia River Treaty hydroelectric system
Context triple: [Revelstoke Dam, partOf, Columbia River Treaty hydroelectric system]
  • A. Columbia River hydropower system chosen
    The Columbia River hydropower system is an extensive network of dams and generating facilities that provides a major share of the Pacific Northwest’s electricity while also supporting irrigation, navigation, and flood control.
  • B. Columbia Basin Project
    The Columbia Basin Project is a large-scale irrigation and hydroelectric development in central Washington State that distributes water and power from the Grand Coulee Dam to support agriculture, industry, and communities across the region.
  • C. Columbia River Treaty
    The Columbia River Treaty is a landmark 1964 agreement between the United States and Canada that coordinates hydropower generation and flood control in the Columbia River Basin.
  • D. Kemano hydroelectric project
    The Kemano hydroelectric project is a large-scale power generation facility in British Columbia, Canada, built primarily to supply electricity to the Alcan aluminum smelter in Kitimat by harnessing diverted river flows through extensive tunnels and dams.
  • E. Skagit River Hydroelectric Project
    The Skagit River Hydroelectric Project is a major hydroelectric power system in Washington State that supplies electricity to the Seattle area through a series of dams and reservoirs on the Skagit River.
  • 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_69d86d99e860819094b6957cde470f2c completed April 10, 2026, 3:25 a.m.
NER Named-entity recognition batch_69e04f50ce848190a839c4fb7306d793 completed April 16, 2026, 2:54 a.m.
NED1 Entity disambiguation (via context triple) batch_69ff6eeeef188190a70aca06ddfe11e6 completed May 9, 2026, 5:29 p.m.
Created at: April 10, 2026, 4:44 a.m.