Triple

T14567867
Position Surface form Disambiguated ID Type / Status
Subject O’Neill Forebay E341832 entity
Predicate isReservoirOf P27603 FINISHED
Object San Luis Unit of the Central Valley Project
The San Luis Unit of the Central Valley Project is a major federal water storage and delivery system in California’s Central Valley that supplies irrigation and municipal water through interconnected reservoirs, canals, and pumping facilities.
E9027 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: San Luis Unit of the Central Valley Project | Statement: [O’Neill Forebay, isReservoirOf, San Luis Unit of the Central Valley Project]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: San Luis Unit of the Central Valley Project
Context triple: [O’Neill Forebay, isReservoirOf, San Luis Unit of the Central Valley Project]
  • A. Folsom Dam
    Folsom Dam is a large concrete dam on the American River in California that provides flood control, water storage, and hydroelectric power for the Sacramento region.
  • B. 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.
  • C. Shasta Dam
    Shasta Dam is a large concrete gravity dam on California’s Sacramento River, forming Shasta Lake and serving as a key source of water storage, hydroelectric power, and flood control for the state.
  • D. New Melones Dam
    New Melones Dam is a large multipurpose reservoir and hydroelectric facility on the Stanislaus River in California, providing water storage, flood control, and power generation.
  • 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: San Luis Unit of the Central Valley Project
Triple: [O’Neill Forebay, isReservoirOf, San Luis Unit of the Central Valley Project]
Generated description
The San Luis Unit of the Central Valley Project is a major federal water storage and delivery system in California’s Central Valley that supplies irrigation and municipal water through interconnected reservoirs, canals, and pumping facilities.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: San Luis Unit of the Central Valley Project
Target entity description: The San Luis Unit of the Central Valley Project is a major federal water storage and delivery system in California’s Central Valley that supplies irrigation and municipal water through interconnected reservoirs, canals, and pumping facilities.
  • A. Folsom Dam
    Folsom Dam is a large concrete dam on the American River in California that provides flood control, water storage, and hydroelectric power for the Sacramento region.
  • B. Central Valley Project chosen
    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.
  • C. Shasta Dam
    Shasta Dam is a large concrete gravity dam on California’s Sacramento River, forming Shasta Lake and serving as a key source of water storage, hydroelectric power, and flood control for the state.
  • D. New Melones Dam
    New Melones Dam is a large multipurpose reservoir and hydroelectric facility on the Stanislaus River in California, providing water storage, flood control, and power generation.
  • 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.

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_69d822dcc6248190bed689984bceb0e2 completed April 9, 2026, 10:06 p.m.
NER Named-entity recognition batch_69deb38d89fc819086709fd3607b835f completed April 14, 2026, 9:37 p.m.
NED1 Entity disambiguation (via context triple) batch_69fd94b4013881908fddb8b3cf8494de completed May 8, 2026, 7:45 a.m.
NEDg Description generation batch_69fd980aeb888190a02d958705f21a35 completed May 8, 2026, 8 a.m.
NED2 Entity disambiguation (via description) batch_69fd9955f2288190a5ce924a30e21588 completed May 8, 2026, 8:05 a.m.
Created at: April 10, 2026, 1:23 a.m.