Triple

T18789612
Position Surface form Disambiguated ID Type / Status
Subject Pickwick Lock E459474 entity
Predicate partOf P40 FINISHED
Object Tennessee River navigation 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 River navigation system | Statement: [Pickwick Lock, partOf, Tennessee River navigation system]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Tennessee River navigation system
Context triple: [Pickwick Lock, partOf, Tennessee River navigation system]
  • 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. Cumberland River lock and dam system
    The Cumberland River lock and dam system is a network of navigation and flood-control structures along the Cumberland River that regulates water levels, supports commercial barge traffic, and provides hydroelectric power and recreation within the greater Mississippi River watershed.
  • C. 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.
  • D. Ohio River navigation system
    The Ohio River navigation system is a network of locks, dams, and channels that enables commercial and recreational navigation along the Ohio River and its connected waterways.
  • E. 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.
  • 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_69d8d396f54c8190ba49db31e8743842 completed April 10, 2026, 10:40 a.m.
NER Named-entity recognition batch_69e59784c5988190851755b7f47835e5 completed April 20, 2026, 3:03 a.m.
Created at: April 10, 2026, 11:53 a.m.