Triple

T469814
Position Surface form Disambiguated ID Type / Status
Subject Grand Coulee Dam E8529 entity
Predicate partOf P40 FINISHED
Object 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.
E59466 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 Project | Statement: [Grand Coulee Dam, partOf, Columbia Basin Project]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Columbia Basin Project
Context triple: [Grand Coulee Dam, partOf, Columbia Basin Project]
  • A. Central Valley Project
    The Central Valley Project is a large-scale federal water management system in California that stores and delivers water for agriculture, cities, and environmental uses across the Central Valley.
  • B. State Water Project
    The State Water Project is a massive California water storage and delivery system that transports water from northern sources to agricultural, urban, and industrial users across the state, including the Central Valley.
  • C. Grand Coulee Dam
    Grand Coulee Dam is a massive concrete gravity dam on the Columbia River in Washington State, renowned as one of the largest power-producing facilities in the United States and a landmark of New Deal–era infrastructure.
  • D. Hoover Dam
    Hoover Dam is a massive concrete arch-gravity dam on the Colorado River, renowned as a landmark feat of 20th-century American engineering and a major source of hydroelectric power and water management in the Southwest.
  • E. Bureau of Reclamation
    The Bureau of Reclamation is a U.S. federal agency responsible for managing water resources and operating dams, reservoirs, and irrigation projects primarily in the western United States.
  • 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 Project
Triple: [Grand Coulee Dam, partOf, Columbia Basin Project]
Generated description
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.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Columbia Basin Project
Target entity description: 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.
  • A. Central Valley Project
    The Central Valley Project is a large-scale federal water management system in California that stores and delivers water for agriculture, cities, and environmental uses across the Central Valley.
  • B. State Water Project
    The State Water Project is a massive California water storage and delivery system that transports water from northern sources to agricultural, urban, and industrial users across the state, including the Central Valley.
  • C. Grand Coulee Dam
    Grand Coulee Dam is a massive concrete gravity dam on the Columbia River in Washington State, renowned as one of the largest power-producing facilities in the United States and a landmark of New Deal–era infrastructure.
  • D. Hoover Dam
    Hoover Dam is a massive concrete arch-gravity dam on the Colorado River, renowned as a landmark feat of 20th-century American engineering and a major source of hydroelectric power and water management in the Southwest.
  • E. Bureau of Reclamation
    The Bureau of Reclamation is a U.S. federal agency responsible for managing water resources and operating dams, reservoirs, and irrigation projects primarily in the western United States.
  • 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_69a2e7f3aeb48190a19453e3a043f486 completed Feb. 28, 2026, 1:04 p.m.
NER Named-entity recognition batch_69a2efef8b788190857ebf66df562d59 completed Feb. 28, 2026, 1:38 p.m.
NED1 Entity disambiguation (via context triple) batch_69a467ff6db08190837d5f0cfa2946e9 completed March 1, 2026, 4:23 p.m.
NEDg Description generation batch_69a4688a2cbc8190a2110fcd32b63f19 completed March 1, 2026, 4:25 p.m.
NED2 Entity disambiguation (via description) batch_69a468dfc120819098e9f66c8193a20f completed March 1, 2026, 4:27 p.m.
Created at: Feb. 28, 2026, 1:12 p.m.