Triple

T3844089
Position Surface form Disambiguated ID Type / Status
Subject Watts Bar Dam E93525 entity
Predicate partOf P40 FINISHED
Object Tennessee Valley Authority navigation system E136 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: Tennessee Valley Authority navigation system | Statement: [Watts Bar Dam, partOf, Tennessee Valley Authority navigation system]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Tennessee Valley Authority navigation system
Context triple: [Watts Bar Dam, partOf, Tennessee Valley Authority navigation system]
  • A. Inland Waterway System of the United States
    The Inland Waterway System of the United States is an extensive network of interconnected rivers, canals, and coastal routes that supports commercial shipping, recreation, and transportation across much of the country.
  • B. 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.
  • C. Watts Bar Dam
    Watts Bar Dam is a Tennessee Valley Authority hydroelectric and navigation dam on the Tennessee River in eastern Tennessee.
  • D. McClellan–Kerr Arkansas River Navigation System
    The McClellan–Kerr Arkansas River Navigation System is a major inland waterway project that transforms the Arkansas River and connected channels into a navigable route for commercial shipping between the Midwest and the Gulf of Mexico.
  • E. Tennessee-Tombigbee Waterway
    The Tennessee-Tombigbee Waterway is a man-made navigation route linking the Tennessee River to the Gulf of Mexico, providing an alternative inland shipping corridor to the Mississippi River system.
  • 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_69aed96ce578819084ab16e3439976c9 completed March 9, 2026, 2:30 p.m.
NER Named-entity recognition batch_69aeebb4fd308190a636ba9dbbe57ed6 completed March 9, 2026, 3:48 p.m.
NED1 Entity disambiguation (via context triple) batch_69b5040f93948190b104cf1b7db671b7 completed March 14, 2026, 6:45 a.m.
Created at: March 9, 2026, 3:18 p.m.