Triple

T21385987
Position Surface form Disambiguated ID Type / Status
Subject North Fork Mokelumne River E527497 entity
Predicate hasPowerPlant P9904 FINISHED
Object 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.
 E1482039 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: Tiger Creek Powerhouse | Statement: [North Fork Mokelumne River, hasPowerPlant, Tiger Creek Powerhouse]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Tiger Creek Powerhouse
Context triple: [North Fork Mokelumne River, hasPowerPlant, Tiger Creek Powerhouse]
  • A. South Fork Powerhouse
    South Fork Powerhouse is a hydroelectric generating station that harnesses the flow of the South Fork Feather River to produce electricity.
  • B. Coteau Creek Hydroelectric Station
    Coteau Creek Hydroelectric Station is a hydroelectric power plant in Saskatchewan, Canada, that generates electricity using water from Lake Diefenbaker.
  • C. Barron Gorge Hydroelectric Power Station
    Barron Gorge Hydroelectric Power Station is a historic hydroelectric facility in Queensland, Australia, that harnesses the Barron River’s flow through Barron Gorge to generate renewable electricity.
  • D. 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.
  • 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: Tiger Creek Powerhouse
Triple: [North Fork Mokelumne River, hasPowerPlant, Tiger Creek Powerhouse]
Generated description
Tiger Creek Powerhouse is a hydroelectric generating facility located on California’s North Fork Mokelumne River, producing electricity from the river’s flow.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Tiger Creek Powerhouse
Target entity description: Tiger Creek Powerhouse is a hydroelectric generating facility located on California’s North Fork Mokelumne River, producing electricity from the river’s flow.
  • A. South Fork Powerhouse
    South Fork Powerhouse is a hydroelectric generating station that harnesses the flow of the South Fork Feather River to produce electricity.
  • B. Coteau Creek Hydroelectric Station
    Coteau Creek Hydroelectric Station is a hydroelectric power plant in Saskatchewan, Canada, that generates electricity using water from Lake Diefenbaker.
  • C. Barron Gorge Hydroelectric Power Station
    Barron Gorge Hydroelectric Power Station is a historic hydroelectric facility in Queensland, Australia, that harnesses the Barron River’s flow through Barron Gorge to generate renewable electricity.
  • D. 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.
  • 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_69e0b51f363c8190944000ab5523b02b completed April 16, 2026, 10:08 a.m.
NER Named-entity recognition batch_69e8b0f3d37c8190b43ec77cdb1904c8 completed April 22, 2026, 11:28 a.m.
NED1 Entity disambiguation (via context triple) batch_6a09bb4448948190badaf0ae9c03ffc4 completed May 17, 2026, 12:57 p.m.
NEDg Description generation batch_6a09bea2b9788190b41d3da0b5f3329e completed May 17, 2026, 1:12 p.m.
NED2 Entity disambiguation (via description) batch_6a09bf3466848190b2a5793f5f51efd7 completed May 17, 2026, 1:14 p.m.
Created at: April 16, 2026, 5:12 p.m.