Bighorn River
E636166
The Bighorn River is a major tributary of the Yellowstone River in Wyoming and Montana, renowned for its deep canyons, tailwater trout fisheries, and scenic recreation areas.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Bighorn River canonical | 13 |
| Bighorn River basin | 1 |
| Little Bighorn River | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T6725303 — 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: Bighorn River Context triple: [Yellowtail Reservoir, locatedOnRiver, Bighorn River]
-
A.
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.
-
B.
Blackfoot River
The Blackfoot River is a scenic, cold-water trout stream in western Montana renowned for its blue-ribbon fly fishing, whitewater recreation, and role in the book and film "A River Runs Through It."
-
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.
Coquihalla River
The Coquihalla River is a fast-flowing mountain river in British Columbia, Canada, known for its steep canyon, whitewater rapids, and the highway corridor that follows much of its course.
-
E.
Bitterroot River
The Bitterroot River is a scenic trout-rich waterway in western Montana, renowned for fly fishing, wildlife habitat, and its role in shaping the Bitterroot Valley.
- 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: Bighorn River Target entity description: The Bighorn River is a major tributary of the Yellowstone River in Wyoming and Montana, renowned for its deep canyons, tailwater trout fisheries, and scenic recreation areas.
-
A.
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.
-
B.
Blackfoot River
The Blackfoot River is a scenic, cold-water trout stream in western Montana renowned for its blue-ribbon fly fishing, whitewater recreation, and role in the book and film "A River Runs Through It."
-
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.
Coquihalla River
The Coquihalla River is a fast-flowing mountain river in British Columbia, Canada, known for its steep canyon, whitewater rapids, and the highway corridor that follows much of its course.
-
E.
Bitterroot River
The Bitterroot River is a scenic trout-rich waterway in western Montana, renowned for fly fishing, wildlife habitat, and its role in shaping the Bitterroot Valley.
- F. None of above. chosen
Statements (50)
| Predicate | Object |
|---|---|
| instanceOf | river ⓘ |
| basinCountry |
United States of America
ⓘ
surface form:
United States
|
| country |
United States of America
ⓘ
surface form:
United States
|
| crosses | Bighorn Basin NERFINISHED ⓘ |
| flowsThrough |
Big Horn County, Montana
NERFINISHED
ⓘ
Bighorn Canyon NERFINISHED ⓘ Bighorn Canyon National Recreation Area NERFINISHED ⓘ Bighorn County, Wyoming NERFINISHED ⓘ Fremont County, Wyoming NERFINISHED ⓘ Hot Springs County, Wyoming NERFINISHED ⓘ Park County, Wyoming NERFINISHED ⓘ Washakie County, Wyoming NERFINISHED ⓘ |
| formsBoundaryOf | Crow Indian Reservation NERFINISHED ⓘ |
| hasDam | Yellowtail Dam NERFINISHED ⓘ |
| hasFishSpecies |
brown trout
ⓘ
cutthroat trout ⓘ rainbow trout ⓘ |
| hasMajorTributary |
Greybull River
NERFINISHED
ⓘ
Little Bighorn River NERFINISHED ⓘ Nowood River NERFINISHED ⓘ Rosebud Creek NERFINISHED ⓘ Shoshone River NERFINISHED ⓘ Tongue River NERFINISHED ⓘ Wind River NERFINISHED ⓘ |
| hasReservoir | Bighorn Lake NERFINISHED ⓘ |
| hasSectionType | tailwater fishery below Yellowtail Dam ⓘ |
| knownFor |
boating and rafting
ⓘ
camping opportunities ⓘ deep canyons ⓘ fly fishing ⓘ scenic recreation areas ⓘ tailwater trout fisheries ⓘ |
| length | approximately 461 miles ⓘ |
| locatedIn |
Montana
ⓘ
Wyoming ⓘ |
| mouthLocation | Yellowstone River near Bighorn, Montana NERFINISHED ⓘ |
| nameOrigin | named after bighorn sheep ⓘ |
| partOf |
Mississippi River basin
NERFINISHED
ⓘ
Missouri River watershed NERFINISHED ⓘ |
| partOfProtectedArea | Bighorn Canyon National Recreation Area NERFINISHED ⓘ |
| passesNear |
Fort Smith, Montana
NERFINISHED
ⓘ
Lovell, Wyoming NERFINISHED ⓘ Thermopolis, Wyoming NERFINISHED ⓘ |
| region | Northern Rocky Mountains NERFINISHED ⓘ |
| sourceLocation |
Wind River Mountains
NERFINISHED
ⓘ
west-central Wyoming ⓘ |
| tributaryOf | Yellowstone River NERFINISHED ⓘ |
| usedFor |
hydroelectric power generation
ⓘ
irrigation ⓘ recreation ⓘ |
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: Bighorn River Description of subject: The Bighorn River is a major tributary of the Yellowstone River in Wyoming and Montana, renowned for its deep canyons, tailwater trout fisheries, and scenic recreation areas.
Referenced by (15)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Bighorn River basin
this entity surface form:
Little Bighorn River