Triple

T5522077
Position Surface form Disambiguated ID Type / Status
Subject Fort Loudoun Lake E144833 entity
Predicate partOf P40 FINISHED
Object Tennessee Valley Authority reservoir system
The Tennessee Valley Authority reservoir system is a network of interconnected dams and lakes across the Tennessee River and its tributaries, managed to provide flood control, hydroelectric power, navigation, and recreational opportunities in the southeastern United States.
 E462695 NE FINISHED

How this triple was built (4 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 reservoir system | Statement: [Fort Loudoun Lake, partOf, Tennessee Valley Authority reservoir system]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Tennessee Valley Authority reservoir system
Context triple: [Fort Loudoun Lake, partOf, Tennessee Valley Authority reservoir system]
  • A. 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.
  • B. Watts Bar Dam
    Watts Bar Dam is a Tennessee Valley Authority hydroelectric and navigation dam on the Tennessee River in eastern Tennessee.
  • C. Guntersville Dam
    Guntersville Dam is a Tennessee Valley Authority hydroelectric dam and navigation lock on the Tennessee River in northern Alabama.
  • D. Wilson Dam
    Wilson Dam is a large hydroelectric and navigation dam in northern Alabama that forms part of the Tennessee Valley Authority system on the Tennessee River.
  • E. Mississippi River system locks and dams
    The Mississippi River system locks and dams are a network of engineered structures that regulate water levels and enable commercial navigation along the Mississippi and its connected inland waterways.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Tennessee Valley Authority reservoir system
Triple: [Fort Loudoun Lake, partOf, Tennessee Valley Authority reservoir system]
Generated description
The Tennessee Valley Authority reservoir system is a network of interconnected dams and lakes across the Tennessee River and its tributaries, managed to provide flood control, hydroelectric power, navigation, and recreational opportunities in the southeastern United States.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Tennessee Valley Authority reservoir system
Target entity description: The Tennessee Valley Authority reservoir system is a network of interconnected dams and lakes across the Tennessee River and its tributaries, managed to provide flood control, hydroelectric power, navigation, and recreational opportunities in the southeastern United States.
  • A. Tennessee River navigation system chosen
    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.
  • B. Watts Bar Dam
    Watts Bar Dam is a Tennessee Valley Authority hydroelectric and navigation dam on the Tennessee River in eastern Tennessee.
  • C. Guntersville Dam
    Guntersville Dam is a Tennessee Valley Authority hydroelectric dam and navigation lock on the Tennessee River in northern Alabama.
  • D. Wilson Dam
    Wilson Dam is a large hydroelectric and navigation dam in northern Alabama that forms part of the Tennessee Valley Authority system on the Tennessee River.
  • E. Mississippi River system locks and dams
    The Mississippi River system locks and dams are a network of engineered structures that regulate water levels and enable commercial navigation along the Mississippi and its connected inland waterways.
  • F. None of above.

Provenance (5 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_69c008f873a481909b4d9f7e2db3c37d completed March 22, 2026, 3:21 p.m.
NER Named-entity recognition batch_69c01f73cc8c8190a92a839c1ca804c7 completed March 22, 2026, 4:57 p.m.
NED1 Entity disambiguation (via context triple) batch_69c027ee724c819086b92ea127961e09 completed March 22, 2026, 5:33 p.m.
NEDg Description generation batch_69c03c0ab1d8819094aeaac0a5b57bc8 completed March 22, 2026, 6:59 p.m.
NED2 Entity disambiguation (via description) batch_69c03cd550748190ab9718c510d2f0ca completed March 22, 2026, 7:02 p.m.
Created at: March 22, 2026, 3:33 p.m.