Triple

T474333
Position Surface form Disambiguated ID Type / Status
Subject Central Valley Project E9027 entity
Predicate includes P1393 FINISHED
Object 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.
E64304 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: New Melones Dam | Statement: [Central Valley Project, includes, New Melones Dam]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: New Melones Dam
Context triple: [Central Valley Project, includes, New Melones Dam]
  • A. 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.
  • B. 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.
  • C. Friant Dam
    Friant Dam is a major concrete gravity dam on California's San Joaquin River that provides irrigation water, flood control, and hydroelectric power as part of the federal Central Valley Project.
  • D. Conklingville Dam
    Conklingville Dam is a concrete gravity dam in New York that created the Great Sacandaga Lake reservoir for flood control and hydroelectric power generation.
  • E. Trinity Dam
    Trinity Dam is a major earthfill dam on the Trinity River in Northern California, forming Trinity Lake and providing water storage, hydroelectric power, and flood control as part of the state’s large federal water management system.
  • 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: New Melones Dam
Triple: [Central Valley Project, includes, New Melones Dam]
Generated description
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.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: New Melones Dam
Target entity description: 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.
  • A. 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.
  • B. 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.
  • C. Friant Dam
    Friant Dam is a major concrete gravity dam on California's San Joaquin River that provides irrigation water, flood control, and hydroelectric power as part of the federal Central Valley Project.
  • D. Conklingville Dam
    Conklingville Dam is a concrete gravity dam in New York that created the Great Sacandaga Lake reservoir for flood control and hydroelectric power generation.
  • E. Trinity Dam
    Trinity Dam is a major earthfill dam on the Trinity River in Northern California, forming Trinity Lake and providing water storage, hydroelectric power, and flood control as part of the state’s large federal water management system.
  • 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_69a2e7ff81708190b0507a24a997232c completed Feb. 28, 2026, 1:05 p.m.
NER Named-entity recognition batch_69a2f039f3d88190a7c93ecbf1bf5f58 completed Feb. 28, 2026, 1:40 p.m.
NED1 Entity disambiguation (via context triple) batch_69a4a426771c8190a5d1dc6a80a9c1d2 completed March 1, 2026, 8:40 p.m.
NEDg Description generation batch_69a4a49eac5c8190bd85226bfb9309f2 completed March 1, 2026, 8:42 p.m.
NED2 Entity disambiguation (via description) batch_69a4a5597fe88190ab40a6e725cd138d completed March 1, 2026, 8:45 p.m.
Created at: Feb. 28, 2026, 1:12 p.m.