subcommission on Permian stratigraphy
E680748
The Subcommission on Permian Stratigraphy is an expert body that oversees the global standardization, definition, and correlation of Permian-period rock strata within the framework of international stratigraphic classification.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Subcommission on Permian Stratigraphy | 2 |
| subcommission on Permian stratigraphy canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T7677494 — 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: subcommission on Permian stratigraphy Context triple: [International Commission on Stratigraphy, hasPart, subcommission on Permian stratigraphy]
-
A.
Commission on Tectonics and Structural Geology
The Commission on Tectonics and Structural Geology is a specialized scientific body that promotes international research, collaboration, and standards in the study of Earth's tectonic processes and deformation structures.
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B.
Permian Garber Sandstone
Permian Garber Sandstone is a geologic formation from the Permian period in Oklahoma, notable as the primary host rock for the distinctive barite "rose rock" concretions.
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C.
Summerville Formation
The Summerville Formation is a Late Jurassic sedimentary rock unit in the western United States, characterized by thin-bedded mudstones and sandstones deposited in tidal flat and coastal environments.
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D.
Etchegoin Formation
The Etchegoin Formation is a geologic unit in California’s San Joaquin Basin known for its significant petroleum reservoirs, particularly in major fields such as the Belridge Oil Field.
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E.
Diablo Formation
The Diablo Formation is a geologic rock unit in California known as a significant petroleum-bearing reservoir within fields such as the Belridge Oil Field.
- 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: subcommission on Permian stratigraphy Target entity description: The Subcommission on Permian Stratigraphy is an expert body that oversees the global standardization, definition, and correlation of Permian-period rock strata within the framework of international stratigraphic classification.
-
A.
Commission on Tectonics and Structural Geology
The Commission on Tectonics and Structural Geology is a specialized scientific body that promotes international research, collaboration, and standards in the study of Earth's tectonic processes and deformation structures.
-
B.
Permian Garber Sandstone
Permian Garber Sandstone is a geologic formation from the Permian period in Oklahoma, notable as the primary host rock for the distinctive barite "rose rock" concretions.
-
C.
Summerville Formation
The Summerville Formation is a Late Jurassic sedimentary rock unit in the western United States, characterized by thin-bedded mudstones and sandstones deposited in tidal flat and coastal environments.
-
D.
Etchegoin Formation
The Etchegoin Formation is a geologic unit in California’s San Joaquin Basin known for its significant petroleum reservoirs, particularly in major fields such as the Belridge Oil Field.
-
E.
Diablo Formation
The Diablo Formation is a geologic rock unit in California known as a significant petroleum-bearing reservoir within fields such as the Belridge Oil Field.
- F. None of above. chosen
Statements (44)
| Predicate | Object |
|---|---|
| instanceOf |
expert body
ⓘ
scientific commission ⓘ stratigraphic subcommission ⓘ |
| affiliation | International Union of Geological Sciences NERFINISHED ⓘ |
| appliesTo |
Permian Period
NERFINISHED
ⓘ
Permian System NERFINISHED ⓘ |
| contributesTo |
Geologic Time Scale
NERFINISHED
ⓘ
International Chronostratigraphic Chart NERFINISHED ⓘ |
| defines |
Permian Global Boundary Stratotype Sections and Points
NERFINISHED
ⓘ
boundaries between Permian stages ⓘ global stages of the Permian System ⓘ series of the Permian System ⓘ |
| field |
Permian geology
ⓘ
chronostratigraphy ⓘ geochronology ⓘ stratigraphy ⓘ |
| focusesOn |
correlation of continental Permian strata
ⓘ
correlation of marine Permian strata ⓘ |
| hasCommunity |
Permian stratigraphers
ⓘ
paleontologists ⓘ sedimentary geologists ⓘ |
| hasTask |
coordinating international research on Permian stratigraphy
ⓘ
evaluating candidate sections for Permian GSSPs ⓘ maintaining the official international Permian time scale ⓘ revising Permian stage and series definitions when necessary ⓘ |
| languageOfWorkOrName | English ⓘ |
| operatesWithin |
International Stratigraphic Guide framework
NERFINISHED
ⓘ
international stratigraphic classification system ⓘ |
| parentOrganization | International Commission on Stratigraphy NERFINISHED ⓘ |
| partOf |
International Commission on Stratigraphy
NERFINISHED
ⓘ
International Union of Geological Sciences NERFINISHED ⓘ |
| purpose |
correlation of Permian rock strata worldwide
ⓘ
definition of global Permian chronostratigraphic units ⓘ establishment of Global Boundary Stratotype Sections and Points for the Permian ⓘ global standardization of Permian stratigraphy ⓘ |
| scope | global ⓘ |
| standardizes |
Permian chronostratigraphic boundaries
ⓘ
Permian series names ⓘ Permian stage names ⓘ |
| subjectOf | research on global Permian correlation ⓘ |
| uses |
biostratigraphy
ⓘ
chemostratigraphy ⓘ magnetostratigraphy ⓘ radiometric dating ⓘ |
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: subcommission on Permian stratigraphy Description of subject: The Subcommission on Permian Stratigraphy is an expert body that oversees the global standardization, definition, and correlation of Permian-period rock strata within the framework of international stratigraphic classification.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
International Commission on Stratigraphy
Meishan section China for base of Triassic
→
governingBody
→
subcommission on Permian stratigraphy
ⓘ
subject surface form:
Meishan section
this entity surface form:
Subcommission on Permian Stratigraphy
GSSP at Aidaralash Creek, Kazakhstan (base of Asselian)
→
governingBody
→
subcommission on Permian stratigraphy
ⓘ
this entity surface form:
Subcommission on Permian Stratigraphy