Triple

T17543497
Position Surface form Disambiguated ID Type / Status
Subject Parker-Davis Project E427264 entity
Predicate operator P179 FINISHED
Object Bureau of Reclamation Lower Colorado Region — NE NERFINISHED

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: Bureau of Reclamation Lower Colorado Region | Statement: [Parker-Davis Project, operator, Bureau of Reclamation Lower Colorado Region]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Bureau of Reclamation Lower Colorado Region
Context triple: [Parker-Davis Project, operator, Bureau of Reclamation Lower Colorado Region]
  • A. Lower Colorado Region of the Bureau of Reclamation chosen
    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.
  • B. 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.
  • C. Colorado River Basin Regional Water Quality Control Board
    The Colorado River Basin Regional Water Quality Control Board is a California state agency responsible for protecting and regulating water quality in the Colorado River Basin region.
  • 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. Colorado River Commission
    The Colorado River Commission was an interstate body formed in the early 20th century to represent basin states and negotiate the allocation and management of the Colorado River’s waters.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

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_69d889df6dc081908f67dbadc03c07ee completed April 10, 2026, 5:25 a.m.
NER Named-entity recognition batch_69e4545fe29c8190a586c75419fa14ea completed April 19, 2026, 4:04 a.m.
Created at: April 10, 2026, 5:49 a.m.