Triple
T19899209
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Big Bend Dam |
E478235
|
entity |
| Predicate | namedAfter |
P63
|
FINISHED |
| Object | Big Bend of the Missouri River |
—
|
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: Big Bend of the Missouri River | Statement: [Big Bend Dam, namedAfter, Big Bend of the Missouri River]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Big Bend of the Missouri River Context triple: [Big Bend Dam, namedAfter, Big Bend of the Missouri River]
-
A.
Three Forks of the Missouri
Three Forks of the Missouri is the confluence in southwestern Montana where the Jefferson, Madison, and Gallatin rivers join to form the Missouri River.
-
B.
South Fork Republican River
The South Fork Republican River is a tributary stream in the High Plains of eastern Colorado that contributes to the flow of the larger Republican River system across the central Great Plains.
-
C.
Osage River
The Osage River is a major river in central Missouri known for its role in regional hydroelectric power generation and recreation, including the creation of the Lake of the Ozarks.
-
D.
Great Falls of the Missouri
Great Falls of the Missouri is a dramatic series of large waterfalls on the Missouri River in central Montana, historically noted by the Lewis and Clark Expedition.
-
E.
South Fork Pomme de Terre River
The South Fork Pomme de Terre River is a smaller tributary waterway in the Pomme de Terre River system in the central United States, contributing to the region’s drainage and local ecosystems.
- 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: Big Bend of the Missouri River Target entity description: Big Bend of the Missouri River is a large, dramatic meander in the Missouri River in central South Dakota, notable for its sweeping horseshoe-shaped curve and historical significance to river navigation and exploration.
-
A.
Three Forks of the Missouri
Three Forks of the Missouri is the confluence in southwestern Montana where the Jefferson, Madison, and Gallatin rivers join to form the Missouri River.
-
B.
South Fork Republican River
The South Fork Republican River is a tributary stream in the High Plains of eastern Colorado that contributes to the flow of the larger Republican River system across the central Great Plains.
-
C.
Osage River
The Osage River is a major river in central Missouri known for its role in regional hydroelectric power generation and recreation, including the creation of the Lake of the Ozarks.
-
D.
Great Falls of the Missouri
Great Falls of the Missouri is a dramatic series of large waterfalls on the Missouri River in central Montana, historically noted by the Lewis and Clark Expedition.
-
E.
South Fork Pomme de Terre River
The South Fork Pomme de Terre River is a smaller tributary waterway in the Pomme de Terre River system in the central United States, contributing to the region’s drainage and local ecosystems.
- 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_69d8e520682081909892916424699bd5 |
completed | April 10, 2026, 11:55 a.m. |
| NER | Named-entity recognition | batch_69e6593fbb348190afa7acf45af406ed |
completed | April 20, 2026, 4:50 p.m. |
Created at: April 10, 2026, 1:52 p.m.