Triple

T5369951
Position Surface form Disambiguated ID Type / Status
Subject Chickamauga Dam E108822 entity
Predicate navigationLockOperator P51985 FINISHED
Object U.S. Army Corps of Engineers E3298 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. Army Corps of Engineers | Statement: [Chickamauga Dam, navigationLockOperator, U.S. Army Corps of Engineers]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: U.S. Army Corps of Engineers
Context triple: [Chickamauga Dam, navigationLockOperator, U.S. Army Corps of Engineers]
  • A. U.S. Army Corps of Engineers chosen
    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.
  • B. U.S. Army Engineer Research and Development Center
    The U.S. Army Engineer Research and Development Center is the principal research organization of the U.S. Army Corps of Engineers, conducting engineering and environmental science R&D to support military and civil works missions.
  • C. Bureau of Reclamation
    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.
  • D. 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.
  • E. Naval Facilities Engineering Systems Command
    Naval Facilities Engineering Systems Command is a United States Navy organization responsible for planning, building, and maintaining naval shore facilities and infrastructure worldwide.
  • 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_69bd440c77948190aad2a5f39b7b80f5 completed March 20, 2026, 12:56 p.m.
NER Named-entity recognition batch_69bd86873e0c8190bf5ecede2cc2bd8b completed March 20, 2026, 5:40 p.m.
NED1 Entity disambiguation (via context triple) batch_69bf29307cc481908fa4d8b52711bbd4 completed March 21, 2026, 11:26 p.m.
Created at: March 20, 2026, 2:02 p.m.