Planalto Meridional
E455636
Planalto Meridional is a major plateau region in southern Brazil characterized by rolling highlands, basaltic rock formations, and extensive agricultural areas.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Planalto Meridional canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4600991 — 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: Planalto Meridional Context triple: [Brazilian Highlands, contains, Planalto Meridional]
-
A.
Campo de Hielo Sur
Campo de Hielo Sur is a vast Patagonian ice field in southern Chile and Argentina, known as one of the largest extrapolar ice masses in the world.
-
B.
Horizonte
Horizonte is a municipality in the state of Ceará in northeastern Brazil, known for its growing industrial sector and proximity to the Fortaleza metropolitan area.
-
C.
Patagonia
Patagonia is a sparsely populated region at the southern end of South America, renowned for its dramatic mountains, glaciers, and windswept plains shared by Chile and Argentina.
-
D.
Palmer Land
Palmer Land is a large, ice-covered region forming the southern portion of the Antarctic Peninsula, known for its remote, mountainous terrain and extensive glaciation.
-
E.
La Plata Basin
The La Plata Basin is one of South America's largest river basins, encompassing parts of several countries and draining into the Río de la Plata estuary on the Atlantic coast.
- 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: Planalto Meridional Target entity description: Planalto Meridional is a major plateau region in southern Brazil characterized by rolling highlands, basaltic rock formations, and extensive agricultural areas.
-
A.
Campo de Hielo Sur
Campo de Hielo Sur is a vast Patagonian ice field in southern Chile and Argentina, known as one of the largest extrapolar ice masses in the world.
-
B.
Horizonte
Horizonte is a municipality in the state of Ceará in northeastern Brazil, known for its growing industrial sector and proximity to the Fortaleza metropolitan area.
-
C.
Patagonia
Patagonia is a sparsely populated region at the southern end of South America, renowned for its dramatic mountains, glaciers, and windswept plains shared by Chile and Argentina.
-
D.
Palmer Land
Palmer Land is a large, ice-covered region forming the southern portion of the Antarctic Peninsula, known for its remote, mountainous terrain and extensive glaciation.
-
E.
La Plata Basin
The La Plata Basin is one of South America's largest river basins, encompassing parts of several countries and draining into the Río de la Plata estuary on the Atlantic coast.
- F. None of above. chosen
Statements (44)
| Predicate | Object |
|---|---|
| instanceOf |
geographical region
ⓘ
plateau ⓘ |
| agriculturalSuitability | high due to fertile soils and favorable climate ⓘ |
| alsoKnownAs |
Southern Plateau of Brazil
ⓘ
linked to:
Meridional Plateau of the Paraná Basin
|
| belongsTo | South Region of Brazil ⓘ |
| climateCharacteristic | well-distributed rainfall ⓘ |
| climateType | subtropical climate ⓘ |
| country | Brazil ⓘ |
| dominantLandUse |
agriculture
ⓘ
cattle ranching ⓘ |
| economicActivity |
cattle raising
ⓘ
maize cultivation ⓘ soybean cultivation ⓘ wheat cultivation ⓘ |
| economicImportance | major agricultural frontier of southern Brazil ⓘ |
| elevationRange | approximately 500–1500 meters above sea level ⓘ |
| erosionalProcess | fluvial dissection of basaltic plateau ⓘ |
| extendsInto |
Paraná
ⓘ
linked to:
Paraná River
Rio Grande do Sul ⓘ Santa Catarina ⓘ São Paulo ⓘ |
| formationPeriod | Mesozoic ⓘ |
| geologicalComposition | basaltic rocks ⓘ |
| geologicalOrigin | Paraná Basin volcanic province ⓘ |
| geomorphologicalUnit | Meridional Plateau of the Paraná Basin ⓘ |
| humanSettlementPattern | rural agricultural communities ⓘ |
| hydrologicalRole | headwaters region for several southern Brazilian rivers ⓘ |
| landscapeFeature |
broad plateaus
ⓘ
cuestas and escarpments ⓘ |
| locatedIn |
Southern Brazil
ⓘ
linked to:
southern Brazil
|
| majorRiverBasins |
Paraná River basin
ⓘ
linked to:
Paraná–Paraguay Basin
Uruguay River basin ⓘ
linked to:
Uruguay River
|
| morphology |
deeply incised valleys
ⓘ
gently undulating surfaces ⓘ |
| partOf | Brazilian Highlands ⓘ |
| regionalSignificance | key component of the Brazilian geomorphological framework ⓘ |
| rockType |
basalt
ⓘ
lava flows ⓘ |
| slopeDirection | generally slopes westward toward the Paraná Basin ⓘ |
| soilType | fertile basalt-derived soils ⓘ |
| terrainType | rolling highlands ⓘ |
| transportInfrastructure | crossed by major highways of southern Brazil ⓘ |
| vegetationType |
Araucaria forest remnants
ⓘ
mixed grasslands and forests ⓘ |
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: Planalto Meridional Description of subject: Planalto Meridional is a major plateau region in southern Brazil characterized by rolling highlands, basaltic rock formations, and extensive agricultural areas.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.