Triple

T22216685
Position Surface form Disambiguated ID Type / Status
Subject Upper American River Project E549090 entity
Predicate hasPart P35 FINISHED
Object Brush Creek Powerhouse
Brush Creek Powerhouse is a hydroelectric generating facility that forms part of the Upper American River Project in California, contributing to regional renewable power production.
 E1529946 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: Brush Creek Powerhouse | Statement: [Upper American River Project, hasPart, Brush Creek Powerhouse]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Brush Creek Powerhouse
Context triple: [Upper American River Project, hasPart, Brush Creek Powerhouse]
  • A. Slab Creek Powerhouse
    Slab Creek Powerhouse is a hydroelectric generating facility on the American River in California that forms part of the Upper American River Project’s network of dams and power plants.
  • B. South Fork Powerhouse
    South Fork Powerhouse is a hydroelectric generating station that harnesses the flow of the South Fork Feather River to produce electricity.
  • C. Tiger Creek Powerhouse
    Tiger Creek Powerhouse is a hydroelectric generating facility located on California’s North Fork Mokelumne River, producing electricity from the river’s flow.
  • D. Jones Fork Powerhouse
    Jones Fork Powerhouse is a hydroelectric generating facility that forms part of the Upper American River Project in California, converting water flow into electrical power.
  • E. Salt Springs Powerhouse
    Salt Springs Powerhouse is a hydroelectric generating facility located on California’s North Fork Mokelumne River, producing electricity from the river’s flow.
  • 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: Brush Creek Powerhouse
Triple: [Upper American River Project, hasPart, Brush Creek Powerhouse]
Generated description
Brush Creek Powerhouse is a hydroelectric generating facility that forms part of the Upper American River Project in California, contributing to regional renewable power production.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Brush Creek Powerhouse
Target entity description: Brush Creek Powerhouse is a hydroelectric generating facility that forms part of the Upper American River Project in California, contributing to regional renewable power production.
  • A. Slab Creek Powerhouse
    Slab Creek Powerhouse is a hydroelectric generating facility on the American River in California that forms part of the Upper American River Project’s network of dams and power plants.
  • B. South Fork Powerhouse
    South Fork Powerhouse is a hydroelectric generating station that harnesses the flow of the South Fork Feather River to produce electricity.
  • C. Tiger Creek Powerhouse
    Tiger Creek Powerhouse is a hydroelectric generating facility located on California’s North Fork Mokelumne River, producing electricity from the river’s flow.
  • D. Jones Fork Powerhouse
    Jones Fork Powerhouse is a hydroelectric generating facility that forms part of the Upper American River Project in California, converting water flow into electrical power.
  • E. Salt Springs Powerhouse
    Salt Springs Powerhouse is a hydroelectric generating facility located on California’s North Fork Mokelumne River, producing electricity from the river’s flow.
  • 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_69e11e3f7e04819089806d81d5ac431e completed April 16, 2026, 5:37 p.m.
NER Named-entity recognition batch_69f12b8c9d488190a59f571862997304 completed April 28, 2026, 9:50 p.m.
NED1 Entity disambiguation (via context triple) batch_6a0acc84572c81908346039d47f7765c completed May 18, 2026, 8:23 a.m.
NEDg Description generation batch_6a0acd37d53c819084b82cfe0649a262 completed May 18, 2026, 8:26 a.m.
NED2 Entity disambiguation (via description) batch_6a0ace029b74819086a545100e8a8f8a completed May 18, 2026, 8:29 a.m.
Created at: April 16, 2026, 8:37 p.m.