Eastern Montana
E447484
Eastern Montana is the region in the eastern part of the U.S. state of Montana, characterized by vast plains and river valleys that historically formed part of the traditional lands of the Dakota people.
All labels observed (4)
| Label | Occurrences |
|---|---|
| eastern Montana | 2 |
| Eastern Montana canonical | 1 |
| Great Plains of Montana | 1 |
| northeastern Montana | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4507525 — 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: Eastern Montana Context triple: [Dakota, historicalTerritory, Eastern Montana]
-
A.
western Montana
Western Montana is a largely rural, mountainous region of the U.S. state of Montana known for its forests, river valleys, and outdoor recreation centered around cities like Missoula and Kalispell.
-
B.
south-central Montana
South-central Montana is a region of the U.S. state of Montana characterized by its mix of plains and mountain landscapes, including parts of the Yellowstone River valley and several Native American reservations.
-
C.
southwestern Montana
Southwestern Montana is a region of Montana known for its mountainous landscapes, outdoor recreation, and communities such as Bozeman.
-
D.
western Nebraska
Western Nebraska is a sparsely populated, largely rural region of Nebraska characterized by High Plains landscapes, agriculture, and small cities such as North Platte and Scottsbluff.
-
E.
Northern Great Plain
The Northern Great Plain is a large, predominantly flat agricultural and economic region in eastern Hungary that includes major cities such as Debrecen.
- 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: Eastern Montana Target entity description: Eastern Montana is the region in the eastern part of the U.S. state of Montana, characterized by vast plains and river valleys that historically formed part of the traditional lands of the Dakota people.
-
A.
western Montana
Western Montana is a largely rural, mountainous region of the U.S. state of Montana known for its forests, river valleys, and outdoor recreation centered around cities like Missoula and Kalispell.
-
B.
south-central Montana
South-central Montana is a region of the U.S. state of Montana characterized by its mix of plains and mountain landscapes, including parts of the Yellowstone River valley and several Native American reservations.
-
C.
southwestern Montana
Southwestern Montana is a region of Montana known for its mountainous landscapes, outdoor recreation, and communities such as Bozeman.
-
D.
western Nebraska
Western Nebraska is a sparsely populated, largely rural region of Nebraska characterized by High Plains landscapes, agriculture, and small cities such as North Platte and Scottsbluff.
-
E.
Northern Great Plain
The Northern Great Plain is a large, predominantly flat agricultural and economic region in eastern Hungary that includes major cities such as Debrecen.
- F. None of above. chosen
Statements (52)
| Predicate | Object |
|---|---|
| instanceOf |
geographic region
ⓘ
region ⓘ |
| borders |
Canadian Prairies
NERFINISHED
ⓘ
Central Montana NERFINISHED ⓘ North Dakota NERFINISHED ⓘ South Dakota NERFINISHED ⓘ Wyoming NERFINISHED ⓘ |
| climate | semi-arid ⓘ |
| contains |
Baker, Montana
NERFINISHED
ⓘ
Broadus, Montana NERFINISHED ⓘ Circle, Montana NERFINISHED ⓘ Colstrip, Montana NERFINISHED ⓘ Crow Indian Reservation (eastern portion) NERFINISHED ⓘ Custer National Forest (eastern units) NERFINISHED ⓘ Forsyth, Montana NERFINISHED ⓘ Fort Peck Indian Reservation NERFINISHED ⓘ Fort Peck Lake (eastern portion) NERFINISHED ⓘ Glasgow, Montana NERFINISHED ⓘ Glendive NERFINISHED ⓘ Jordan, Montana NERFINISHED ⓘ Little Missouri National Grassland (Montana portion) NERFINISHED ⓘ Makoshika State Park NERFINISHED ⓘ Miles City NERFINISHED ⓘ Northern Cheyenne Indian Reservation NERFINISHED ⓘ Plentywood, Montana NERFINISHED ⓘ Scobey, Montana NERFINISHED ⓘ Sidney, Montana NERFINISHED ⓘ Terry, Montana NERFINISHED ⓘ Wibaux, Montana NERFINISHED ⓘ Wolf Point NERFINISHED ⓘ |
| country | United States of America ⓘ |
| crossedBy |
Milk River
NERFINISHED
ⓘ
Missouri River NERFINISHED ⓘ Yellowstone River NERFINISHED ⓘ |
| hasCharacteristic |
river valleys
ⓘ
vast plains ⓘ |
| hasPrimaryEconomicActivity |
coal mining
ⓘ
dryland farming ⓘ oil and gas production ⓘ ranching ⓘ |
| historicallyInhabitedBy |
Crow people
NERFINISHED
ⓘ
Dakota people NERFINISHED ⓘ Lakota people NERFINISHED ⓘ Nakota people NERFINISHED ⓘ Northern Cheyenne people NERFINISHED ⓘ |
| locatedIn |
Great Plains
ⓘ
Montana NERFINISHED ⓘ western United States ⓘ
surface form:
Western United States
|
| partOf | state of Montana NERFINISHED ⓘ |
| timeZone | Mountain Time Zone ⓘ |
| traditionalTerritoryOf |
Dakota people
NERFINISHED
ⓘ
Sioux peoples 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: Eastern Montana Description of subject: Eastern Montana is the region in the eastern part of the U.S. state of Montana, characterized by vast plains and river valleys that historically formed part of the traditional lands of the Dakota people.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Great Plains of Montana
this entity surface form:
northeastern Montana
this entity surface form:
eastern Montana
this entity surface form:
eastern Montana