Triple
T21883706
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Tennessee River bluffs |
E540351
|
entity |
| Predicate | visibleFrom |
P1165
|
FINISHED |
| Object | Tennessee River navigation channel |
—
|
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 channel | Statement: [Tennessee River bluffs, visibleFrom, Tennessee River navigation channel]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Tennessee River navigation channel Context triple: [Tennessee River bluffs, visibleFrom, Tennessee River navigation channel]
-
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.
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.
-
C.
Black Warrior–Tombigbee Waterway
The Black Warrior–Tombigbee Waterway is a major navigable river and canal system in the southeastern United States that connects central Alabama’s interior to the Gulf of Mexico, supporting commercial shipping, industry, and regional economic development.
-
D.
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.
-
E.
Indiana Central Canal
The Indiana Central Canal is a historic 19th-century waterway in Indiana, now largely preserved as an urban waterfront and recreational trail, especially through downtown Indianapolis.
- 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_69e0c479a98081908ce333853fdd4348 |
completed | April 16, 2026, 11:14 a.m. |
| NER | Named-entity recognition | batch_69f118e9d3508190aadcfcdac0376387 |
completed | April 28, 2026, 8:30 p.m. |
Created at: April 16, 2026, 7:05 p.m.