Triple

T19286910
Position Surface form Disambiguated ID Type / Status
Subject South Fork Feather River E482336 entity
Predicate hasHydroelectricPlant P15311 FINISHED
Object South Fork Powerhouse
South Fork Powerhouse is a hydroelectric generating station that harnesses the flow of the South Fork Feather River to produce electricity.
E1368060 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: South Fork Powerhouse | Statement: [South Fork Feather River, hasHydroelectricPlant, South Fork Powerhouse]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: South Fork Powerhouse
Context triple: [South Fork Feather River, hasHydroelectricPlant, South Fork Powerhouse]
  • A. Moses–Saunders Power Dam
    The Moses–Saunders Power Dam is a large binational hydroelectric generating station on the Saint Lawrence River jointly operated by the United States and Canada.
  • B. American Falls Dam
    American Falls Dam is a major irrigation and hydroelectric dam in southeastern Idaho that creates the American Falls Reservoir on the Snake River.
  • C. 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.
  • D. High Falls Dam
    High Falls Dam is a hydroelectric dam on Wisconsin’s Peshtigo River that creates the popular High Falls Flowage for recreation and power generation.
  • E. Shanan Power House
    Shanan Power House is a hydroelectric power station in Himachal Pradesh, India, that generates electricity using the waters of the Uhl River.
  • 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: South Fork Powerhouse
Triple: [South Fork Feather River, hasHydroelectricPlant, South Fork Powerhouse]
Generated description
South Fork Powerhouse is a hydroelectric generating station that harnesses the flow of the South Fork Feather River to produce electricity.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: South Fork Powerhouse
Target entity description: South Fork Powerhouse is a hydroelectric generating station that harnesses the flow of the South Fork Feather River to produce electricity.
  • A. Moses–Saunders Power Dam
    The Moses–Saunders Power Dam is a large binational hydroelectric generating station on the Saint Lawrence River jointly operated by the United States and Canada.
  • B. American Falls Dam
    American Falls Dam is a major irrigation and hydroelectric dam in southeastern Idaho that creates the American Falls Reservoir on the Snake River.
  • C. 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.
  • D. High Falls Dam
    High Falls Dam is a hydroelectric dam on Wisconsin’s Peshtigo River that creates the popular High Falls Flowage for recreation and power generation.
  • E. Shanan Power House
    Shanan Power House is a hydroelectric power station in Himachal Pradesh, India, that generates electricity using the waters of the Uhl River.
  • 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_69d8e8cf61b0819096fe3e4107827c4e completed April 10, 2026, 12:10 p.m.
NER Named-entity recognition batch_69e5fc032f108190a89e47d1458f3f55 completed April 20, 2026, 10:12 a.m.
NED1 Entity disambiguation (via context triple) batch_6a070e80d5b08190b304a874dac3d21d completed May 15, 2026, 12:16 p.m.
NEDg Description generation batch_6a070ef513888190b8c9f8c2de36f234 completed May 15, 2026, 12:17 p.m.
NED2 Entity disambiguation (via description) batch_6a070feb5d948190b8d05d13f250d2ab completed May 15, 2026, 12:22 p.m.
Created at: April 10, 2026, 1:30 p.m.