Southeastern Plains
E925748
The Southeastern Plains is a broad, low-lying ecoregion of the southeastern United States characterized by gently rolling terrain, extensive forests, and mixed agricultural and rural landscapes.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Southeastern Plains canonical | 2 |
| Southeastern Plains ecoregion | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T11131570 — 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: Southeastern Plains Context triple: [Ogeechee River basin, ecoregion, Southeastern Plains]
-
A.
Southern Great Plain
The Southern Great Plain is a large, predominantly flat agricultural region in southeastern Hungary known for its fertile lands and extensive farming.
-
B.
Southern Plains
The Southern Plains is a cultural and geographic region of the central United States characterized by grassland prairies, Indigenous Plains cultures, and a history of trade, ranching, and frontier settlement.
-
C.
Rio Grande Plains
The Rio Grande Plains is a semi-arid, brush-covered physiographic region of southern Texas characterized by rolling plains, thorny shrublands, and ranching and oil activities.
-
D.
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.
-
E.
Llano Estacado
Llano Estacado is a vast, high, and remarkably flat plateau of the southern Great Plains, spanning parts of northwest Texas and eastern New Mexico and known for its stark, semi-arid landscape.
- 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: Southeastern Plains Target entity description: The Southeastern Plains is a broad, low-lying ecoregion of the southeastern United States characterized by gently rolling terrain, extensive forests, and mixed agricultural and rural landscapes.
-
A.
Southern Great Plain
The Southern Great Plain is a large, predominantly flat agricultural region in southeastern Hungary known for its fertile lands and extensive farming.
-
B.
Southern Plains
The Southern Plains is a cultural and geographic region of the central United States characterized by grassland prairies, Indigenous Plains cultures, and a history of trade, ranching, and frontier settlement.
-
C.
Rio Grande Plains
The Rio Grande Plains is a semi-arid, brush-covered physiographic region of southern Texas characterized by rolling plains, thorny shrublands, and ranching and oil activities.
-
D.
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.
-
E.
Llano Estacado
Llano Estacado is a vast, high, and remarkably flat plateau of the southern Great Plains, spanning parts of northwest Texas and eastern New Mexico and known for its stark, semi-arid landscape.
- F. None of above. chosen
Statements (52)
| Predicate | Object |
|---|---|
| instanceOf |
Level III ecoregion
ⓘ
ecoregion ⓘ |
| borders |
Mississippi Alluvial Plain
ⓘ
Piedmont ⓘ South Central Plains ⓘ Southern Coastal Plain ⓘ
linked to:
Atlantic and Gulf Coastal Plain
|
| definedBy | U.S. Environmental Protection Agency ⓘ |
| extendsInto |
Alabama
ⓘ
Georgia ⓘ Kentucky ⓘ Louisiana ⓘ Mississippi ⓘ North Carolina ⓘ South Carolina ⓘ Tennessee ⓘ Virginia ⓘ |
| hasCharacteristicCrops |
corn
ⓘ
cotton ⓘ hay ⓘ peanuts ⓘ soybeans ⓘ |
| hasClimate | humid subtropical climate ⓘ |
| hasConservationIssues |
habitat fragmentation
ⓘ
loss of native forests ⓘ water quality degradation ⓘ |
| hasEcoregionCode | EPA Level III ecoregion 65 ⓘ |
| hasElevationRange | generally low elevation ⓘ |
| hasHydrology |
numerous small streams and rivers
ⓘ
wetlands in low-lying areas ⓘ |
| hasLandCover |
extensive forests
ⓘ
mixed agricultural land ⓘ rural landscapes ⓘ |
| hasLandUse |
forestry
ⓘ
livestock grazing ⓘ pasture and hay ⓘ row-crop agriculture ⓘ |
| hasNaturalDisturbanceRegime |
frequent thunderstorms
ⓘ
occasional hurricanes ⓘ periodic tornadoes ⓘ |
| hasPrimaryEconomicActivities |
agriculture
ⓘ
livestock production ⓘ poultry production ⓘ timber production ⓘ |
| hasSoils |
sandy and loamy soils
ⓘ
weathered acidic soils ⓘ |
| hasTerrain |
broad low-lying plains
ⓘ
gently rolling hills ⓘ |
| hasVegetation |
bottomland hardwood forests
ⓘ
mixed pine and hardwood forests ⓘ pine plantations ⓘ |
| partOf |
United States
ⓘ
linked to:
United States of America
southeastern United States ⓘ
linked to:
Southern United States
|
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: Southeastern Plains Description of subject: The Southeastern Plains is a broad, low-lying ecoregion of the southeastern United States characterized by gently rolling terrain, extensive forests, and mixed agricultural and rural landscapes.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Southeastern Plains