Triple
T20507383
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Great Falls of the Missouri |
E503468
|
entity |
| Predicate | hasDamNear |
P45677
|
FINISHED |
| Object | Black Eagle Dam |
—
|
NE NERFINISHED |
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: Black Eagle Dam | Statement: [Great Falls of the Missouri, hasDamNear, Black Eagle Dam]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Black Eagle Dam Context triple: [Great Falls of the Missouri, hasDamNear, Black Eagle Dam]
-
A.
LaBarge Dam
LaBarge Dam is a small hydroengineering structure located on the Thornapple River in Michigan, used primarily for water level control and local recreation.
-
B.
Walter Hill Dam
Walter Hill Dam is a small historic dam and recreational site on the East Fork of the Stones River in Rutherford County, Tennessee.
-
C.
O’Neill Dam
O’Neill Dam is an earthfill embankment dam in California that forms the O’Neill Forebay as part of the state’s Central Valley Project water storage and conveyance system.
-
D.
Howland Dam
Howland Dam is a hydroelectric dam on Maine’s Piscataquis River that became a focal point of river restoration efforts to improve fish passage and ecosystem health.
-
E.
B.F. Sisk Dam
B.F. Sisk Dam is a large earthfill dam in California that impounds the San Luis Reservoir, a key component of the state’s water storage and delivery system.
- 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: Black Eagle Dam Target entity description: Black Eagle Dam is a historic hydroelectric dam on the Missouri River in Great Falls, Montana, known for being one of the earliest major power-generating structures in the region.
-
A.
LaBarge Dam
LaBarge Dam is a small hydroengineering structure located on the Thornapple River in Michigan, used primarily for water level control and local recreation.
-
B.
Walter Hill Dam
Walter Hill Dam is a small historic dam and recreational site on the East Fork of the Stones River in Rutherford County, Tennessee.
-
C.
O’Neill Dam
O’Neill Dam is an earthfill embankment dam in California that forms the O’Neill Forebay as part of the state’s Central Valley Project water storage and conveyance system.
-
D.
Howland Dam
Howland Dam is a hydroelectric dam on Maine’s Piscataquis River that became a focal point of river restoration efforts to improve fish passage and ecosystem health.
-
E.
B.F. Sisk Dam
B.F. Sisk Dam is a large earthfill dam in California that impounds the San Luis Reservoir, a key component of the state’s water storage and delivery system.
- F. None of above. chosen
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: hasDamNear Context triple: [Great Falls of the Missouri, hasDamNear, Black Eagle Dam]
-
A.
hasDam
Indicates that a watercourse, reservoir, or similar feature is impounded or controlled by a specific dam.
-
B.
hasDamFunction
Indicates that something serves the role or performs the function of a dam, such as impounding or regulating the flow of water.
-
C.
isMajorDamOf
Indicates that one dam is the primary or most significant dam associated with a particular river, reservoir, or water system.
-
D.
hasNearbyFell
Indicates that one entity has a fell (a hill or high moorland area) located in close proximity to it.
-
E.
nearbyMajorDam
chosen
Indicates that one entity is located close to a significant dam structure in its surrounding area.
- F. None of above.
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_69e0b4b1e52c8190894281cf7e3283ab |
completed | April 16, 2026, 10:06 a.m. |
| NER | Named-entity recognition | batch_69e69dc82dd0819085d64d65a1e72c70 |
completed | April 20, 2026, 9:42 p.m. |
| PD | Predicate disambiguation | batch_69e59fdb7ad88190924176c32a195db3 |
completed | April 20, 2026, 3:39 a.m. |
Created at: April 16, 2026, 11:36 a.m.