Triple
T18639228
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Planalto Meridional |
E455636
|
entity |
| Predicate | geomorphologicalUnit |
P85196
|
FINISHED |
| Object | Meridional Plateau of the Paraná Basin |
—
|
NE NERFINISHED |
How this triple was built (4 steps)
Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.
NER
Named-entity recognition
gpt-5-mini
Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: Meridional Plateau of the Paraná Basin | Statement: [Planalto Meridional, geomorphologicalUnit, Meridional Plateau of the Paraná Basin]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Meridional Plateau of the Paraná Basin Context triple: [Planalto Meridional, geomorphologicalUnit, Meridional Plateau of the Paraná Basin]
-
A.
Guaporé Shield
The Guaporé Shield is an ancient geological craton in central South America, composed of some of the continent’s oldest rocks and forming part of the stable Precambrian core underlying the Amazon region.
-
B.
Igara-Paraná River region
The Igara-Paraná River region is an area of the northwestern Amazon rainforest that forms part of the ancestral homeland of the Huitoto (Witoto) Indigenous people.
-
C.
Paraná–Paraguay Basin
The Paraná–Paraguay Basin is a major South American river basin encompassing extensive freshwater ecosystems across parts of Brazil, Paraguay, Argentina, and neighboring countries.
-
D.
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.
-
E.
Centro-Sul Paranaense
Centro-Sul Paranaense is a geographic region in the state of Paraná, Brazil, encompassing cities such as Guarapuava and characterized by its mixed agricultural and urban development.
- 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: Meridional Plateau of the Paraná Basin Target entity description: The Meridional Plateau of the Paraná Basin is a highland region in southern Brazil characterized by extensive basaltic lava flows, dissected plateaus, and deep river valleys that form part of the broader Paraná Basin landscape.
-
A.
Guaporé Shield
The Guaporé Shield is an ancient geological craton in central South America, composed of some of the continent’s oldest rocks and forming part of the stable Precambrian core underlying the Amazon region.
-
B.
Igara-Paraná River region
The Igara-Paraná River region is an area of the northwestern Amazon rainforest that forms part of the ancestral homeland of the Huitoto (Witoto) Indigenous people.
-
C.
Paraná–Paraguay Basin
The Paraná–Paraguay Basin is a major South American river basin encompassing extensive freshwater ecosystems across parts of Brazil, Paraguay, Argentina, and neighboring countries.
-
D.
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.
-
E.
Centro-Sul Paranaense
Centro-Sul Paranaense is a geographic region in the state of Paraná, Brazil, encompassing cities such as Guarapuava and characterized by its mixed agricultural and urban development.
- F. None of above. chosen
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: geomorphologicalUnit Context triple: [Planalto Meridional, geomorphologicalUnit, Meridional Plateau of the Paraná Basin]
-
A.
geomorphicType
Indicates the classification of a geographic feature based on its landform or geomorphic characteristics.
-
B.
geologicUnitOf
Indicates that one entity is a geologic unit to which the other entity belongs or with which it is associated.
-
C.
physiographicSystem
Indicates a relationship where one entity is classified as, or associated with, a particular physiographic system (a distinct large-scale physical landscape or geomorphic region).
-
D.
geomorphologicalContext
chosen
Indicates the geomorphological setting or landform context in which a feature, process, or observation occurs (e.g., valley, plateau, coastal dune).
-
E.
physiographicClassificationBy
Indicates a relationship where an entity is assigned a physiographic category or type according to a specified classifier, method, or authority.
- F. None of above.
Provenance (3 batches)
The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.
| Step | Stage | Batch ID | Status | When |
|---|---|---|---|---|
| creating | Elicitation | batch_69d8d38ea1e88190997e9b231190ba6f |
completed | April 10, 2026, 10:40 a.m. |
| NER | Named-entity recognition | batch_69e54fcac2d48190a15ce8cc8e175198 |
completed | April 19, 2026, 9:57 p.m. |
| PD | Predicate disambiguation | batch_69e478d4a7948190a4bb9223bb5dddfc |
completed | April 19, 2026, 6:40 a.m. |
Created at: April 10, 2026, 11:47 a.m.