Triple

T5510183
Position Surface form Disambiguated ID Type / Status
Subject Lahontan Dam E144543 entity
Predicate operator P179 FINISHED
Object U.S. Bureau of Reclamation E12453 NE FINISHED

How this triple was built (2 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: U.S. Bureau of Reclamation | Statement: [Lahontan Dam, operator, U.S. Bureau of Reclamation]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: U.S. Bureau of Reclamation
Context triple: [Lahontan Dam, operator, U.S. Bureau of Reclamation]
  • A. Bureau of Reclamation chosen
    The Bureau of Reclamation is a U.S. federal agency responsible for managing water resources and operating dams, reservoirs, and irrigation projects primarily in the western United States.
  • B. Division of Reclamation
    The Division of Reclamation is a unit of Indiana’s state government responsible for overseeing the restoration and regulation of lands affected by mining and related resource extraction activities.
  • C. Natural Resources Conservation Service
    The Natural Resources Conservation Service is a U.S. federal agency that provides technical and financial assistance to farmers, ranchers, and landowners to conserve soil, water, and other natural resources on private lands.
  • D. U.S. Army Corps of Engineers
    The U.S. Army Corps of Engineers is a federal agency within the U.S. Department of Defense responsible for designing, building, and maintaining military and civil engineering projects such as dams, waterways, and infrastructure.
  • E. Lower Colorado Region of the Bureau of Reclamation
    The Lower Colorado Region of the Bureau of Reclamation is a regional office of the U.S. Bureau of Reclamation responsible for managing water and power resources along the lower Colorado River and its associated infrastructure.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 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_69c008f6b5048190a09064116062cf69 completed March 22, 2026, 3:21 p.m.
NER Named-entity recognition batch_69c01f4ba90c8190ad22e5de84c545f9 completed March 22, 2026, 4:56 p.m.
NED1 Entity disambiguation (via context triple) batch_69c027c93a248190af0b352bb7a815b8 completed March 22, 2026, 5:32 p.m.
Created at: March 22, 2026, 3:33 p.m.