Triple

T5814333
Position Surface form Disambiguated ID Type / Status
Subject Union Valley Reservoir E128946 entity
Predicate partOf P40 FINISHED
Object Upper American River Project
The Upper American River Project is a major hydroelectric power system in California’s Sierra Nevada that includes multiple dams, reservoirs, and powerhouses operated by the Sacramento Municipal Utility District.
E549090 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: Upper American River Project | Statement: [Union Valley Reservoir, partOf, Upper American River Project]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Upper American River Project
Context triple: [Union Valley Reservoir, partOf, Upper American River Project]
  • A. Colorado-Big Thompson Project
    The Colorado-Big Thompson Project is a major transbasin water diversion and storage system in Colorado that delivers Colorado River water to the arid eastern plains for agriculture, cities, and industry.
  • 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. Truckee-Carson Project
    The Truckee-Carson Project is a major U.S. federal water management and irrigation initiative in western Nevada that diverts and distributes water from the Truckee and Carson rivers to support agriculture and regional development.
  • D. Klamath Project
    The Klamath Project is a major federal water management and irrigation system in southern Oregon and northern California that supplies water to agriculture, wildlife refuges, and communities in the Klamath Basin.
  • E. Feather River Project
    The Feather River Project is a major California water development and hydroelectric initiative centered on the Feather River watershed, providing water storage, power generation, and flood control for the state.
  • 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: Upper American River Project
Triple: [Union Valley Reservoir, partOf, Upper American River Project]
Generated description
The Upper American River Project is a major hydroelectric power system in California’s Sierra Nevada that includes multiple dams, reservoirs, and powerhouses operated by the Sacramento Municipal Utility District.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Upper American River Project
Target entity description: The Upper American River Project is a major hydroelectric power system in California’s Sierra Nevada that includes multiple dams, reservoirs, and powerhouses operated by the Sacramento Municipal Utility District.
  • A. Colorado-Big Thompson Project
    The Colorado-Big Thompson Project is a major transbasin water diversion and storage system in Colorado that delivers Colorado River water to the arid eastern plains for agriculture, cities, and industry.
  • 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. Truckee-Carson Project
    The Truckee-Carson Project is a major U.S. federal water management and irrigation initiative in western Nevada that diverts and distributes water from the Truckee and Carson rivers to support agriculture and regional development.
  • D. Klamath Project
    The Klamath Project is a major federal water management and irrigation system in southern Oregon and northern California that supplies water to agriculture, wildlife refuges, and communities in the Klamath Basin.
  • E. Feather River Project
    The Feather River Project is a major California water development and hydroelectric initiative centered on the Feather River watershed, providing water storage, power generation, and flood control for the state.
  • 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_69c0084788848190bcf71f6bc5d71597 completed March 22, 2026, 3:18 p.m.
NER Named-entity recognition batch_69c03361c79081908baf872821e79983 completed March 22, 2026, 6:22 p.m.
NED1 Entity disambiguation (via context triple) batch_69c0984c5f14819096dfabce4a83e332 completed March 23, 2026, 1:33 a.m.
NEDg Description generation batch_69c098d889e08190adbd12504a7f3fa1 completed March 23, 2026, 1:35 a.m.
NED2 Entity disambiguation (via description) batch_69c09990da18819099fdc8f25f2ddef2 completed March 23, 2026, 1:38 a.m.
Created at: March 22, 2026, 3:53 p.m.