Triple

T19640800
Position Surface form Disambiguated ID Type / Status
Subject Gold River, California E471526 entity
Predicate hasNearbyAttraction P2064 FINISHED
Object Nimbus Dam and Lake Natoma — NE NERFINISHED

How this triple was built (3 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: Nimbus Dam and Lake Natoma | Statement: [Gold River, California, hasNearbyAttraction, Nimbus Dam and Lake Natoma]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Nimbus Dam and Lake Natoma
Context triple: [Gold River, California, hasNearbyAttraction, Nimbus Dam and Lake Natoma]
  • A. Yuba Dam
    Yuba Dam is a water-control structure in Utah that impounds the Sevier River to form Yuba Reservoir for irrigation, recreation, and flood management.
  • B. Leaburg Dam
    Leaburg Dam is a historic hydroelectric dam on Oregon’s McKenzie River that generates power and helps regulate river flow.
  • C. Red Bluff Dam
    Red Bluff Dam is a major irrigation and water storage structure on the Pecos River in West Texas, forming Red Bluff Reservoir to support agriculture and regional water management.
  • D. 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.
  • E. John Day Dam
    John Day Dam is a large hydroelectric dam on the Columbia River in the Pacific Northwest, known for its significant power generation capacity and role in regional navigation and water management.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Nimbus Dam and Lake Natoma
Target entity description: Nimbus Dam and Lake Natoma form a popular recreational area on the American River near Sacramento, known for boating, fishing, kayaking, and scenic trails.
  • A. Yuba Dam
    Yuba Dam is a water-control structure in Utah that impounds the Sevier River to form Yuba Reservoir for irrigation, recreation, and flood management.
  • B. Leaburg Dam
    Leaburg Dam is a historic hydroelectric dam on Oregon’s McKenzie River that generates power and helps regulate river flow.
  • C. Red Bluff Dam
    Red Bluff Dam is a major irrigation and water storage structure on the Pecos River in West Texas, forming Red Bluff Reservoir to support agriculture and regional water management.
  • D. 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.
  • E. John Day Dam
    John Day Dam is a large hydroelectric dam on the Columbia River in the Pacific Northwest, known for its significant power generation capacity and role in regional navigation and water management.
  • F. None of above. chosen

Provenance (2 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_69d8e511f28481909f4bc3ea9191e54a completed April 10, 2026, 11:54 a.m.
NER Named-entity recognition batch_69e6412224d481909524d7654a36d49b completed April 20, 2026, 3:07 p.m.
Created at: April 10, 2026, 1:44 p.m.