Powder River
E879851
Powder River is a river in northeastern Wyoming known for its role in the Powder River Country, a historically significant region in the American Indian Wars and the westward expansion of the United States.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Powder River canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T10473028 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Powder River Context triple: [Fort Reno, locatedNear, Powder River]
-
A.
Powder River
Powder River is a river in northeastern Oregon and southeastern Washington known for flowing through ranching country and historic gold-mining areas before joining the Snake River.
-
B.
Wind River
Wind River is a 2017 neo-Western crime thriller film set on a Native American reservation, written and directed by Taylor Sheridan and produced by Basil Iwanyk.
-
C.
Big Hole River
The Big Hole River is a renowned trout-fishing river in southwestern Montana, known for its scenic valleys, cold clear waters, and importance to local wildlife and recreation.
-
D.
Hon River
The Hon River is a river in Hiroshima, Japan, that flows through the city’s center and past landmarks such as the Hiroshima Peace Memorial Park.
-
E.
Beaverhead River
The Beaverhead River is a renowned trout-fishing river in southwestern Montana that flows through ranchlands and valleys before joining other streams to form the Jefferson River.
- 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: Powder River Target entity description: Powder River is a river in northeastern Wyoming known for its role in the Powder River Country, a historically significant region in the American Indian Wars and the westward expansion of the United States.
-
A.
Powder River
Powder River is a river in northeastern Oregon and southeastern Washington known for flowing through ranching country and historic gold-mining areas before joining the Snake River.
-
B.
Wind River
Wind River is a 2017 neo-Western crime thriller film set on a Native American reservation, written and directed by Taylor Sheridan and produced by Basil Iwanyk.
-
C.
Big Hole River
The Big Hole River is a renowned trout-fishing river in southwestern Montana, known for its scenic valleys, cold clear waters, and importance to local wildlife and recreation.
-
D.
Hon River
The Hon River is a river in Hiroshima, Japan, that flows through the city’s center and past landmarks such as the Hiroshima Peace Memorial Park.
-
E.
Beaverhead River
The Beaverhead River is a renowned trout-fishing river in southwestern Montana that flows through ranchlands and valleys before joining other streams to form the Jefferson River.
- F. None of above. chosen
Statements (44)
| Predicate | Object |
|---|---|
| instanceOf | river ⓘ |
| associatedWithConflict |
Great Sioux War of 1876
NERFINISHED
ⓘ
Red Cloud's War NERFINISHED ⓘ |
| associatedWithIndustry | coal mining in the Powder River Basin ⓘ |
| associatedWithMilitaryCampaign | Powder River Expedition (1865) GENERATED ⓘ |
| basinCountry |
United States of America
ⓘ
surface form:
United States
|
| country |
United States of America
ⓘ
surface form:
United States
|
| countrySubdivision |
State of Montana
NERFINISHED
ⓘ
State of Wyoming NERFINISHED ⓘ |
| drainageBasin | Missouri River Basin NERFINISHED ⓘ |
| ecosystemType | semi-arid prairie river ⓘ |
| flowsInto | Yellowstone River NERFINISHED ⓘ |
| flowsThrough |
Campbell County, Wyoming
NERFINISHED
ⓘ
Johnson County, Wyoming NERFINISHED ⓘ Powder River County, Montana NERFINISHED ⓘ Sheridan County, Wyoming NERFINISHED ⓘ |
| hasFeature |
high sediment load
ⓘ
seasonal flow variability ⓘ |
| hasTributary |
Clear Creek
NERFINISHED
ⓘ
Crazy Woman Creek NERFINISHED ⓘ Little Powder River NERFINISHED ⓘ |
| hasWatershed | Powder River Basin NERFINISHED ⓘ |
| hasWildlifeHabitat |
mule deer
ⓘ
pronghorn ⓘ waterfowl ⓘ |
| historicalRegion | Powder River Country NERFINISHED ⓘ |
| historicalSignificance |
American Indian Wars
NERFINISHED
ⓘ
westward expansion of the United States ⓘ |
| locatedIn |
Montana
ⓘ
Wyoming ⓘ |
| locatedInRegion | northeastern Wyoming ⓘ |
| locatedOnContinent | North America ⓘ |
| mouthOf | Yellowstone River NERFINISHED ⓘ |
| namedAfter | powdery soil along its banks ⓘ |
| near | Bozeman Trail NERFINISHED ⓘ |
| partOf |
Missouri River watershed
NERFINISHED
ⓘ
Powder River Country NERFINISHED ⓘ |
| region | Northern Great Plains NERFINISHED ⓘ |
| sourceCountry | United States NERFINISHED ⓘ |
| sourceLocation | Bighorn Mountains NERFINISHED ⓘ |
| state |
Montana
NERFINISHED
ⓘ
Wyoming NERFINISHED ⓘ |
| usedFor |
cattle ranching
ⓘ
irrigation ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Powder River Description of subject: Powder River is a river in northeastern Wyoming known for its role in the Powder River Country, a historically significant region in the American Indian Wars and the westward expansion of the United States.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.