Flathead River
E520265
The Flathead River is a major river in the northwestern United States that drains much of northwestern Montana and forms part of the boundary of Glacier National Park.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Flathead River canonical | 2 |
| Flathead River Basin | 1 |
| Middle Fork Flathead River | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5220181 — 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: Flathead River Context triple: [Western Montana, hasRiver, Flathead River]
-
A.
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.
-
B.
Kootenai River
The Kootenai River is a major river in the Pacific Northwest of North America that flows through British Columbia, Montana, and Idaho before joining the Columbia River.
-
C.
Gallatin River
The Gallatin River is a scenic, fast-flowing tributary of the Missouri River in southwestern Montana, renowned for its blue-ribbon trout fishing, whitewater rafting, and picturesque canyon landscapes.
-
D.
Madison River
The Madison River is a renowned trout-fishing and whitewater river in Wyoming and Montana that forms one of the three headwaters of the Missouri River.
-
E.
Clark Fork River
The Clark Fork River is a major river in the northwestern United States that flows through Montana and Idaho, ultimately feeding into Lake Pend Oreille and contributing to the Columbia River 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: Flathead River Target entity description: The Flathead River is a major river in the northwestern United States that drains much of northwestern Montana and forms part of the boundary of Glacier National Park.
-
A.
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.
-
B.
Kootenai River
The Kootenai River is a major river in the Pacific Northwest of North America that flows through British Columbia, Montana, and Idaho before joining the Columbia River.
-
C.
Gallatin River
The Gallatin River is a scenic, fast-flowing tributary of the Missouri River in southwestern Montana, renowned for its blue-ribbon trout fishing, whitewater rafting, and picturesque canyon landscapes.
-
D.
Madison River
The Madison River is a renowned trout-fishing and whitewater river in Wyoming and Montana that forms one of the three headwaters of the Missouri River.
-
E.
Clark Fork River
The Clark Fork River is a major river in the northwestern United States that flows through Montana and Idaho, ultimately feeding into Lake Pend Oreille and contributing to the Columbia River system.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf | river ⓘ |
| basinCountry |
Canada
ⓘ
United States of America ⓘ
surface form:
United States
|
| country |
United States of America
ⓘ
surface form:
United States
|
| drainageBasin | Flathead River Basin NERFINISHED ⓘ |
| drains | northwestern Montana ⓘ |
| flowsInto | Clark Fork River NERFINISHED ⓘ |
| flowsNear |
Columbia Falls, Montana
NERFINISHED
ⓘ
Kalispell, Montana NERFINISHED ⓘ Polson, Montana NERFINISHED ⓘ |
| flowsThrough |
Flathead County, Montana
NERFINISHED
ⓘ
Glacier County, Montana NERFINISHED ⓘ Lake County, Montana NERFINISHED ⓘ Lincoln County, Montana NERFINISHED ⓘ Sanders County, Montana NERFINISHED ⓘ |
| formsBorderBetween | Montana and British Columbia in its North Fork ⓘ |
| formsBorderOf | Glacier National Park NERFINISHED ⓘ |
| formsPartOfBoundaryBetween | Glacier National Park and Flathead National Forest NERFINISHED ⓘ |
| hasCityOnBasin |
Columbia Falls, Montana
NERFINISHED
ⓘ
Kalispell, Montana NERFINISHED ⓘ Polson, Montana NERFINISHED ⓘ |
| hasEcosystemType | cold-water river ecosystem ⓘ |
| hasLake | Flathead Lake NERFINISHED ⓘ |
| hasRecreationalUse |
fishing
ⓘ
kayaking ⓘ rafting ⓘ |
| hasTributary |
Middle Fork Flathead River
NERFINISHED
ⓘ
North Fork Flathead River NERFINISHED ⓘ South Fork Flathead River NERFINISHED ⓘ |
| isMajorRiverOf | northwestern Montana ⓘ |
| isTributaryOf | Clark Fork River NERFINISHED ⓘ |
| knownFor |
scenic landscapes
ⓘ
trout fishing ⓘ whitewater recreation ⓘ |
| languageOfName | English NERFINISHED ⓘ |
| locatedIn | Montana NERFINISHED ⓘ |
| locatedInRegion | northwestern Montana ⓘ |
| locatedInState | Idaho NERFINISHED ⓘ |
| mouthLocation | Clark Fork River near Paradise, Montana NERFINISHED ⓘ |
| namedAfter | Flathead people NERFINISHED ⓘ |
| partOfProtectedArea |
Flathead National Forest
NERFINISHED
ⓘ
Glacier National Park region NERFINISHED ⓘ |
| riverSystem | Columbia River Basin NERFINISHED ⓘ |
| sourceCountry | Canada NERFINISHED ⓘ |
| sourceLocation | Confluence of North Fork Flathead River and Middle Fork Flathead River ⓘ |
| sourceRegion |
Canadian Rockies
NERFINISHED
ⓘ
Rocky Mountains NERFINISHED ⓘ |
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: Flathead River Description of subject: The Flathead River is a major river in the northwestern United States that drains much of northwestern Montana and forms part of the boundary of Glacier National Park.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Western Montana
this entity surface form:
Flathead River Basin
this entity surface form:
Middle Fork Flathead River