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
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.
E1334685 NE FINISHED

How this triple was built (5 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.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Meridional Plateau of the Paraná Basin
Triple: [Planalto Meridional, geomorphologicalUnit, Meridional Plateau of the Paraná Basin]
Generated 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.
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 (6 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.
NED1 Entity disambiguation (via context triple) batch_6a050d8447e48190b496903add62b2bb completed May 13, 2026, 11:47 p.m.
NEDg Description generation batch_6a050f560d088190bd23765330dcef47 completed May 13, 2026, 11:55 p.m.
NED2 Entity disambiguation (via description) batch_6a050fc2dd2c81909e3c929f57b299d5 completed May 13, 2026, 11:56 p.m.
PD Predicate disambiguation batch_69e478d4a7948190a4bb9223bb5dddfc completed April 19, 2026, 6:40 a.m.
Created at: April 10, 2026, 11:47 a.m.