Triple

T6594637
Position Surface form Disambiguated ID Type / Status
Subject Yakima Project E148444 entity
Predicate component P35 FINISHED
Object Keechelus Dam
Keechelus Dam is an earthfill dam in Washington State that forms Keechelus Lake, providing water storage and regulation as part of the U.S. Bureau of Reclamation’s Yakima irrigation system.
E632577 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: Keechelus Dam | Statement: [Yakima Project, component, Keechelus Dam]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Keechelus Dam
Context triple: [Yakima Project, component, Keechelus Dam]
  • A. McClure Dam
    McClure Dam is a hydroelectric dam on the Dead River in Michigan, forming McClure Basin and providing power and water management for the surrounding region.
  • B. O'Shaughnessy Dam
    O'Shaughnessy Dam is a concrete arch-gravity dam in Yosemite National Park that creates the Hetch Hetchy Reservoir, supplying water and hydroelectric power to the San Francisco Bay Area.
  • C. Dworshak Dam
    Dworshak Dam is a large concrete gravity dam on the North Fork Clearwater River in Idaho, primarily used for hydroelectric power generation, flood control, and recreation.
  • D. Chatfield Dam
    Chatfield Dam is a large flood-control and water-storage structure in Colorado that creates Chatfield Reservoir on the South Platte River near Denver.
  • E. Gerber Dam
    Gerber Dam is an irrigation and water storage dam in southern Oregon that helps regulate water supply for agriculture and flood control within the Klamath Basin.
  • 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: Keechelus Dam
Triple: [Yakima Project, component, Keechelus Dam]
Generated description
Keechelus Dam is an earthfill dam in Washington State that forms Keechelus Lake, providing water storage and regulation as part of the U.S. Bureau of Reclamation’s Yakima irrigation system.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Keechelus Dam
Target entity description: Keechelus Dam is an earthfill dam in Washington State that forms Keechelus Lake, providing water storage and regulation as part of the U.S. Bureau of Reclamation’s Yakima irrigation system.
  • A. McClure Dam
    McClure Dam is a hydroelectric dam on the Dead River in Michigan, forming McClure Basin and providing power and water management for the surrounding region.
  • B. O'Shaughnessy Dam
    O'Shaughnessy Dam is a concrete arch-gravity dam in Yosemite National Park that creates the Hetch Hetchy Reservoir, supplying water and hydroelectric power to the San Francisco Bay Area.
  • C. Dworshak Dam
    Dworshak Dam is a large concrete gravity dam on the North Fork Clearwater River in Idaho, primarily used for hydroelectric power generation, flood control, and recreation.
  • D. Chatfield Dam
    Chatfield Dam is a large flood-control and water-storage structure in Colorado that creates Chatfield Reservoir on the South Platte River near Denver.
  • E. Gerber Dam
    Gerber Dam is an irrigation and water storage dam in southern Oregon that helps regulate water supply for agriculture and flood control within the Klamath Basin.
  • 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_69c687e7b8688190811ffee72e096468 completed March 27, 2026, 1:36 p.m.
NER Named-entity recognition batch_69c6aed0b364819081cb02af7a38ef11 completed March 27, 2026, 4:22 p.m.
NED1 Entity disambiguation (via context triple) batch_69c7616bf79481909b21f5e295a4d48a completed March 28, 2026, 5:04 a.m.
NEDg Description generation batch_69c762b87eb08190bfe526fed264f342 completed March 28, 2026, 5:10 a.m.
NED2 Entity disambiguation (via description) batch_69c7635606148190aadbdd1025521704 completed March 28, 2026, 5:12 a.m.
Created at: March 27, 2026, 1:55 p.m.