Triple
T22793837
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Fontana Dam |
E564186
|
entity |
| Predicate | partOf |
P40
|
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: [Fontana Dam, partOf, Tennessee Valley Authority system]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Tennessee Valley Authority system Context triple: [Fontana Dam, partOf, Tennessee Valley Authority system]
-
A.
Tennessee Valley Authority
chosen
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.
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.
-
D.
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.
-
E.
Savannah River hydropower system
The Savannah River hydropower system is a network of dams and related infrastructure on the Savannah River that generates hydroelectric power while supporting flood control, navigation, and water supply in the surrounding region.
- 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_69e2458185f88190b0045227ee420411 |
completed | April 17, 2026, 2:36 p.m. |
| NER | Named-entity recognition | batch_69f17cd751f081909c7907c96c9906ea |
completed | April 29, 2026, 3:36 a.m. |
Created at: April 17, 2026, 3:30 p.m.