Triple
T18623301
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Caney Fork River |
E455210
|
entity |
| Predicate | impoundedBy |
P10781
|
FINISHED |
| Object | Center Hill Dam |
—
|
NE NERFINISHED |
How this triple was built (3 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: Center Hill Dam | Statement: [Caney Fork River, impoundedBy, Center Hill Dam]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Center Hill Dam Context triple: [Caney Fork River, impoundedBy, Center Hill Dam]
-
A.
High Rock Dam
High Rock Dam is a hydroelectric dam in North Carolina that impounds the Yadkin River to form High Rock Lake, a major reservoir for power generation and recreation.
-
B.
Clarks Hill Dam
Clarks Hill Dam is a large hydroelectric and flood-control dam on the Savannah River along the Georgia–South Carolina border, now officially known as J. Strom Thurmond Dam.
-
C.
Edenville Dam
Edenville Dam was an earthen embankment dam in central Michigan, USA, known for its catastrophic failure in May 2020 that caused major downstream flooding.
-
D.
Rodman Dam
Rodman Dam is a controversial man-made structure in north-central Florida that created the Rodman Reservoir by impounding the Ocklawaha River as part of the partially completed Cross Florida Barge Canal project.
-
E.
Harriman Dam
Harriman Dam is a hydroelectric dam in Vermont that impounds the Deerfield River to form Harriman Reservoir, one of the state’s largest lakes.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Center Hill Dam Target entity description: Center Hill Dam is a large U.S. Army Corps of Engineers flood-control and hydroelectric dam on the Caney Fork River in central Tennessee.
-
A.
High Rock Dam
High Rock Dam is a hydroelectric dam in North Carolina that impounds the Yadkin River to form High Rock Lake, a major reservoir for power generation and recreation.
-
B.
Clarks Hill Dam
Clarks Hill Dam is a large hydroelectric and flood-control dam on the Savannah River along the Georgia–South Carolina border, now officially known as J. Strom Thurmond Dam.
-
C.
Edenville Dam
Edenville Dam was an earthen embankment dam in central Michigan, USA, known for its catastrophic failure in May 2020 that caused major downstream flooding.
-
D.
Rodman Dam
Rodman Dam is a controversial man-made structure in north-central Florida that created the Rodman Reservoir by impounding the Ocklawaha River as part of the partially completed Cross Florida Barge Canal project.
-
E.
Harriman Dam
Harriman Dam is a hydroelectric dam in Vermont that impounds the Deerfield River to form Harriman Reservoir, one of the state’s largest lakes.
- F. None of above. chosen
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_69d8d38cc7948190a55ea64e5638994e |
completed | April 10, 2026, 10:40 a.m. |
| NER | Named-entity recognition | batch_69e54f02dc248190a82341eeb2473593 |
completed | April 19, 2026, 9:54 p.m. |
Created at: April 10, 2026, 11:46 a.m.