Triple

T23097463
Position Surface form Disambiguated ID Type / Status
Subject Hiwassee Lake E575932 entity
Predicate createdFor P7551 FINISHED
Object Tennessee Valley Authority system — 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: Tennessee Valley Authority system | Statement: [Hiwassee Lake, createdFor, Tennessee Valley Authority system]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Tennessee Valley Authority system
Context triple: [Hiwassee Lake, createdFor, Tennessee Valley Authority system]
  • A. Tennessee Valley Authority
    The Tennessee Valley Authority is a federally owned U.S. corporation created during the New Deal to provide regional economic development, flood control, and electricity generation in the Tennessee Valley.
  • B. Tennessee Valley Authority Norris Dam project
    The Tennessee Valley Authority Norris Dam project was a major New Deal-era hydroelectric and flood-control initiative on the Clinch River in Tennessee that created Norris Dam, Norris Lake, and surrounding recreational and conservation areas.
  • C. TVA reservoir system chosen
    The TVA reservoir system is an interconnected network of dams and lakes in the Tennessee Valley managed by the Tennessee Valley Authority for flood control, power generation, navigation, and recreation.
  • D. Tennessee River navigation system
    The Tennessee River navigation system is an integrated network of dams, locks, and reservoirs managed primarily by the Tennessee Valley Authority to enable commercial navigation, flood control, and hydroelectric power generation along the Tennessee River.
  • E. Mississippi River and Tributaries Project
    The Mississippi River and Tributaries Project is a comprehensive U.S. Army Corps of Engineers flood-control and navigation system designed to manage the flow and reduce flooding risks throughout the lower Mississippi River basin.
  • 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_69e245c060b48190a9bd61a47a16db17 completed April 17, 2026, 2:37 p.m.
NER Named-entity recognition batch_69f18de61c7c8190809920fa1071935f completed April 29, 2026, 4:49 a.m.
Created at: April 17, 2026, 3:57 p.m.