Triple

T16046127
Position Surface form Disambiguated ID Type / Status
Subject Keenleyside Dam E389223 entity
Predicate powerPlantOperator P57981 FINISHED
Object Columbia Basin Trust
Columbia Basin Trust is a regional Crown corporation in British Columbia that manages and invests funds to benefit communities in the Columbia River Basin, including through ownership and operation of hydroelectric power assets.
 E1191281 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: Columbia Basin Trust | Statement: [Keenleyside Dam, powerPlantOperator, Columbia Basin Trust]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Columbia Basin Trust
Context triple: [Keenleyside Dam, powerPlantOperator, Columbia Basin Trust]
  • A. Columbia River Inter-Tribal Fish Commission
    The Columbia River Inter-Tribal Fish Commission is a tribal organization that coordinates fisheries management, advocacy, and resource protection for member tribes along the Columbia River.
  • B. Reclamation Fund
    The Reclamation Fund is a U.S. federal special fund that finances irrigation, water management, and related reclamation projects in the American West using dedicated revenues such as water and power receipts.
  • C. Prairie Provinces Water Board
    The Prairie Provinces Water Board is an interprovincial agency in Canada responsible for coordinating and overseeing shared water resources and agreements among the prairie provinces.
  • D. British Columbia Utilities Commission
    The British Columbia Utilities Commission is an independent regulatory agency that oversees and sets rates for energy and certain other public utilities in the Canadian province of British Columbia.
  • E. Puget Sound Partnership
    Puget Sound Partnership is a Washington State agency that leads and coordinates efforts to restore and protect the health of Puget Sound’s marine and freshwater ecosystems.
  • 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: Columbia Basin Trust
Triple: [Keenleyside Dam, powerPlantOperator, Columbia Basin Trust]
Generated description
Columbia Basin Trust is a regional Crown corporation in British Columbia that manages and invests funds to benefit communities in the Columbia River Basin, including through ownership and operation of hydroelectric power assets.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Columbia Basin Trust
Target entity description: Columbia Basin Trust is a regional Crown corporation in British Columbia that manages and invests funds to benefit communities in the Columbia River Basin, including through ownership and operation of hydroelectric power assets.
  • A. Columbia River Inter-Tribal Fish Commission
    The Columbia River Inter-Tribal Fish Commission is a tribal organization that coordinates fisheries management, advocacy, and resource protection for member tribes along the Columbia River.
  • B. Reclamation Fund
    The Reclamation Fund is a U.S. federal special fund that finances irrigation, water management, and related reclamation projects in the American West using dedicated revenues such as water and power receipts.
  • C. Prairie Provinces Water Board
    The Prairie Provinces Water Board is an interprovincial agency in Canada responsible for coordinating and overseeing shared water resources and agreements among the prairie provinces.
  • D. British Columbia Utilities Commission
    The British Columbia Utilities Commission is an independent regulatory agency that oversees and sets rates for energy and certain other public utilities in the Canadian province of British Columbia.
  • E. Puget Sound Partnership
    Puget Sound Partnership is a Washington State agency that leads and coordinates efforts to restore and protect the health of Puget Sound’s marine and freshwater ecosystems.
  • 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_69d86dae698881908327ef2d67706cb9 completed April 10, 2026, 3:25 a.m.
NER Named-entity recognition batch_69e21a00f6808190a60939ef7ce727a7 completed April 17, 2026, 11:31 a.m.
NED1 Entity disambiguation (via context triple) batch_69ffdbdbcf248190b7122d61d857e806 completed May 10, 2026, 1:14 a.m.
NEDg Description generation batch_69ffdcdb551c8190b367407b749314e8 completed May 10, 2026, 1:18 a.m.
NED2 Entity disambiguation (via description) batch_69ffddbfaf088190a644e7898f995c1d completed May 10, 2026, 1:22 a.m.
Created at: April 10, 2026, 4:56 a.m.