Bighorn Basin
E280805
The Bighorn Basin is a broad intermontane basin in north-central Wyoming and south-central Montana, known for its rich fossil beds, energy resources, and surrounding mountain ranges.
All labels observed (5)
| Label | Occurrences |
|---|---|
| Bighorn Basin canonical | 18 |
| Big Horn Basin | 2 |
| Bighorn Basin region | 2 |
| Bighorn Basin (edge) | 1 |
| Rocky Mountain foreland province | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2591169 — 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 Basin Context triple: [Cody, Wyoming, region, Bighorn Basin]
-
A.
Palisade Basin
Palisade Basin is a high-elevation alpine basin in California’s Sierra Nevada, known for its rugged granite peaks, glacial lakes, and remote backcountry setting.
-
B.
Tonto Basin
Tonto Basin is a broad, sparsely populated valley in central Arizona known for its rugged desert landscape, proximity to the Mogollon Rim, and historic ranching and mining activity.
-
C.
Alvord Basin
Alvord Basin is an arid endorheic basin in southeastern Oregon known for its expansive playa, surrounding mountain ranges, and striking high-desert landscape.
-
D.
Mono Basin
Mono Basin is a high-desert watershed in eastern California best known for Mono Lake, its striking tufa formations, and its dramatic Eastern Sierra scenery.
-
E.
Raton Basin
Raton Basin is a geologic structural basin spanning southern Colorado and northern New Mexico, known for its coal, coalbed methane resources, and distinctive sedimentary rock formations.
- 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 Basin Target entity description: The Bighorn Basin is a broad intermontane basin in north-central Wyoming and south-central Montana, known for its rich fossil beds, energy resources, and surrounding mountain ranges.
-
A.
Palisade Basin
Palisade Basin is a high-elevation alpine basin in California’s Sierra Nevada, known for its rugged granite peaks, glacial lakes, and remote backcountry setting.
-
B.
Tonto Basin
Tonto Basin is a broad, sparsely populated valley in central Arizona known for its rugged desert landscape, proximity to the Mogollon Rim, and historic ranching and mining activity.
-
C.
Alvord Basin
Alvord Basin is an arid endorheic basin in southeastern Oregon known for its expansive playa, surrounding mountain ranges, and striking high-desert landscape.
-
D.
Mono Basin
Mono Basin is a high-desert watershed in eastern California best known for Mono Lake, its striking tufa formations, and its dramatic Eastern Sierra scenery.
-
E.
Raton Basin
Raton Basin is a geologic structural basin spanning southern Colorado and northern New Mexico, known for its coal, coalbed methane resources, and distinctive sedimentary rock formations.
- F. None of above. chosen
Statements (51)
| Predicate | Object |
|---|---|
| instanceOf |
geographic region
ⓘ
intermontane basin ⓘ |
| administeredBy |
State of Montana
ⓘ
linked to:
Montana
State of Wyoming ⓘ
linked to:
Wyoming
|
| contains |
Bighorn Basin Paleontological Institute dig sites
ⓘ
Powder River Basin margin ⓘ Wind River Canyon outlet area ⓘ
linked to:
Shoshone Canyon
Yellowstone River tributary headwaters region ⓘ |
| country | United States of America ⓘ |
| drainedBy |
Bighorn River
ⓘ
Nowood River ⓘ Shoshone River ⓘ |
| hasCity |
Basin, Wyoming
ⓘ
Bridger, Montana ⓘ Cody, Wyoming ⓘ
linked to:
Cody, Wyoming, United States
Greybull, Wyoming ⓘ Lovell, Montana ⓘ Lovell, Wyoming ⓘ Thermopolis, Wyoming ⓘ Worland, Wyoming ⓘ |
| hasClimate | semiarid climate ⓘ |
| hasEconomicActivity |
agriculture
ⓘ
coal mining ⓘ irrigated farming ⓘ natural gas production ⓘ oil production ⓘ ranching ⓘ |
| hasGeologicalFeature |
Cenozoic strata
ⓘ
Laramide structural basin ⓘ Mesozoic strata ⓘ thick sedimentary rock sequence ⓘ |
| hasLandUse |
private ranchlands
ⓘ
public lands ⓘ |
| hasProtectedArea |
Bighorn Canyon National Recreation Area vicinity
ⓘ
nearby Yellowstone National Park region ⓘ |
| knownFor |
Paleocene–Eocene Thermal Maximum record
ⓘ
coal deposits ⓘ dinosaur fossils ⓘ mammal fossils ⓘ natural gas resources ⓘ petroleum resources ⓘ rich fossil beds ⓘ trona deposits ⓘ |
| locatedIn |
north-central Wyoming
ⓘ
south-central Montana ⓘ |
| partOf |
Rocky Mountains region
ⓘ
linked to:
Rocky Mountain region
|
| surroundedBy |
Absaroka Range
ⓘ
Beartooth Mountains ⓘ Bighorn Mountains ⓘ Owl Creek Mountains ⓘ Pryor Mountains ⓘ |
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 Basin Description of subject: The Bighorn Basin is a broad intermontane basin in north-central Wyoming and south-central Montana, known for its rich fossil beds, energy resources, and surrounding mountain ranges.
Referenced by (24)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject linked to:
Cody, Wyoming, United States
linked to: Bighorn Basin
linked to: Bighorn Basin
linked to: Bighorn Basin
linked to: Bighorn Basin
subject linked to:
Wind River
linked to: Bighorn Basin
linked to: Bighorn Basin