Lodgepole formation
E630465
The Lodgepole Formation is a Mississippian-age carbonate rock unit in the Williston Basin of North America, known for its limestone and dolostone deposits and its role in regional petroleum systems.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Lodgepole formation canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T6961164 — 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: Lodgepole formation Context triple: [Bakken formation region, underlies, Lodgepole formation]
-
A.
Pollock Pines
Pollock Pines is a small mountain community in the Sierra Nevada region of California, known as a gateway to outdoor recreation near Lake Tahoe and the Eldorado National Forest.
-
B.
Pennyroyal Plateau
The Pennyroyal Plateau is a broad karst region in south-central Kentucky characterized by rolling farmland, sinkholes, and extensive cave systems including parts of Mammoth Cave.
-
C.
Lone Pine
Lone Pine is a small town in California’s Owens Valley, known as a gateway to the eastern Sierra Nevada and nearby Mount Whitney.
-
D.
Poison Canyon Formation
The Poison Canyon Formation is a geologic rock unit in the Raton Basin of Colorado and New Mexico, known for its Paleocene-age fluvial sandstones, mudstones, and coal beds that record post-dinosaur terrestrial environments.
-
E.
Wahweap Formation
The Wahweap Formation is a Late Cretaceous sedimentary rock unit in southern Utah renowned for its rich fossil record of dinosaurs and other ancient life.
- 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: Lodgepole formation Target entity description: The Lodgepole Formation is a Mississippian-age carbonate rock unit in the Williston Basin of North America, known for its limestone and dolostone deposits and its role in regional petroleum systems.
-
A.
Pollock Pines
Pollock Pines is a small mountain community in the Sierra Nevada region of California, known as a gateway to outdoor recreation near Lake Tahoe and the Eldorado National Forest.
-
B.
Pennyroyal Plateau
The Pennyroyal Plateau is a broad karst region in south-central Kentucky characterized by rolling farmland, sinkholes, and extensive cave systems including parts of Mammoth Cave.
-
C.
Lone Pine
Lone Pine is a small town in California’s Owens Valley, known as a gateway to the eastern Sierra Nevada and nearby Mount Whitney.
-
D.
Poison Canyon Formation
The Poison Canyon Formation is a geologic rock unit in the Raton Basin of Colorado and New Mexico, known for its Paleocene-age fluvial sandstones, mudstones, and coal beds that record post-dinosaur terrestrial environments.
-
E.
Wahweap Formation
The Wahweap Formation is a Late Cretaceous sedimentary rock unit in southern Utah renowned for its rich fossil record of dinosaurs and other ancient life.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
carbonate rock unit
ⓘ
geologic formation ⓘ |
| ageQualifier | early Mississippian ⓘ |
| contains |
dolomitized intervals
ⓘ
fossiliferous limestone ⓘ grainstone ⓘ marine fossils ⓘ mudstone ⓘ packstone ⓘ wackestone ⓘ |
| continent | North America ⓘ |
| country |
Canada
ⓘ
United States ⓘ
linked to:
United States of America
|
| depositionalEnvironment |
carbonate shelf
ⓘ
shallow marine ⓘ |
| diagenesis | dolomitization ⓘ |
| economicImportance |
hydrocarbon production
ⓘ
natural gas reservoir ⓘ oil reservoir ⓘ |
| geologicAge | Mississippian ⓘ |
| geologicPeriod | Carboniferous ⓘ |
| knownFor |
petroleum reservoir
ⓘ
role in regional petroleum systems ⓘ |
| lithology |
dolostone
ⓘ
limestone ⓘ |
| namedFor | Lodgepole Creek area ⓘ |
| overlies |
Bakken Formation
ⓘ
linked to:
Bakken formation region
Three Forks Formation ⓘ |
| partOf | Williston Basin ⓘ |
| petroleumSystemElement |
reservoir rock
ⓘ
seal rock ⓘ |
| porosityType |
fracture porosity
ⓘ
intergranular porosity ⓘ |
| presentIn |
Manitoba
ⓘ
Montana ⓘ North Dakota ⓘ Saskatchewan ⓘ |
| primaryComposition | carbonate rocks ⓘ |
| region |
Canada
ⓘ
United States ⓘ
linked to:
United States of America
|
| rockType | sedimentary rock ⓘ |
| stratigraphicUnitOf |
Madison Group
ⓘ
Mississippian System ⓘ
linked to:
Mississippian Series
|
| subperiod | Mississippian ⓘ |
| underlies |
Charles Formation
ⓘ
Mission Canyon Formation ⓘ |
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: Lodgepole formation Description of subject: The Lodgepole Formation is a Mississippian-age carbonate rock unit in the Williston Basin of North America, known for its limestone and dolostone deposits and its role in regional petroleum systems.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.