Triple

T22794957
Position Surface form Disambiguated ID Type / Status
Subject Banks Lake E564215 entity
Predicate waterSource P4102 FINISHED
Object Columbia River at Grand Coulee Dam — 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: Columbia River at Grand Coulee Dam | Statement: [Banks Lake, waterSource, Columbia River at Grand Coulee Dam]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Columbia River at Grand Coulee Dam
Context triple: [Banks Lake, waterSource, Columbia River at Grand Coulee Dam]
  • A. Columbia River at Grand Coulee Dam chosen
    The Columbia River at Grand Coulee Dam is the regulated stretch of the Columbia River whose stored and diverted waters supply irrigation and power for the vast Columbia Basin Project in central Washington.
  • B. Bonneville Dam vicinity on the Columbia River
    The Bonneville Dam vicinity on the Columbia River is a major hydroelectric and navigation complex in the Columbia River Gorge, known for its historic dam, fish ladders, and scenic riverfront setting.
  • C. Columbia River hydropower system
    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.
  • D. Coulee Dam, Washington
    Coulee Dam, Washington is a small town in north-central Washington State best known as the community adjacent to the massive Grand Coulee Dam on the Columbia River.
  • E. Grand Coulee, Washington
    Grand Coulee, Washington is a small city in north-central Washington state best known as the community adjacent to and serving the massive Grand Coulee Dam on the Columbia River.
  • 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_69e2458185f88190b0045227ee420411 completed April 17, 2026, 2:36 p.m.
NER Named-entity recognition batch_69f17cd81794819091b528600e322d7b completed April 29, 2026, 3:36 a.m.
Created at: April 17, 2026, 3:30 p.m.