Triple

T6289239
Position Surface form Disambiguated ID Type / Status
Subject Iguazu River E140973 entity
Predicate borderSectionForms P14046 FINISHED
Object Brazil–Argentina border
The Brazil–Argentina border is an international boundary in South America that runs largely through rainforest and river regions, including the famous Iguazu Falls area.
E581109 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: Brazil–Argentina border | Statement: [Iguazu River, borderSectionForms, Brazil–Argentina border]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Brazil–Argentina border
Context triple: [Iguazu River, borderSectionForms, Brazil–Argentina border]
  • A. Brazil–Peru border
    The Brazil–Peru border is an international boundary in western South America that runs largely through remote Amazon rainforest regions, separating northern Brazil from eastern Peru.
  • B. Argentina–Chile border
    The Argentina–Chile border is a long, mountainous international boundary running mostly along the Andes that separates the South American countries of Argentina and Chile.
  • C. Brazil–Bolivia border region
    The Brazil–Bolivia border region is a sparsely populated frontier area characterized by extensive wetlands, river systems, and trade routes, notably around the city of Corumbá in the Pantanal.
  • D. Chile–Bolivia border
    The Chile–Bolivia border is the international boundary separating northern Chile from southwestern Bolivia, running through the Andes and encompassing high-altitude deserts and volcanic landscapes.
  • E. Peru–Chile border
    The Peru–Chile border is the international boundary separating southern Peru from northern Chile, running from the Pacific coast near Arica inland through the Atacama Desert and Andean highlands.
  • 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: Brazil–Argentina border
Triple: [Iguazu River, borderSectionForms, Brazil–Argentina border]
Generated description
The Brazil–Argentina border is an international boundary in South America that runs largely through rainforest and river regions, including the famous Iguazu Falls area.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Brazil–Argentina border
Target entity description: The Brazil–Argentina border is an international boundary in South America that runs largely through rainforest and river regions, including the famous Iguazu Falls area.
  • A. Brazil–Peru border
    The Brazil–Peru border is an international boundary in western South America that runs largely through remote Amazon rainforest regions, separating northern Brazil from eastern Peru.
  • B. Argentina–Chile border
    The Argentina–Chile border is a long, mountainous international boundary running mostly along the Andes that separates the South American countries of Argentina and Chile.
  • C. Brazil–Bolivia border region
    The Brazil–Bolivia border region is a sparsely populated frontier area characterized by extensive wetlands, river systems, and trade routes, notably around the city of Corumbá in the Pantanal.
  • D. Chile–Bolivia border
    The Chile–Bolivia border is the international boundary separating northern Chile from southwestern Bolivia, running through the Andes and encompassing high-altitude deserts and volcanic landscapes.
  • E. Peru–Chile border
    The Peru–Chile border is the international boundary separating southern Peru from northern Chile, running from the Pacific coast near Arica inland through the Atacama Desert and Andean highlands.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: borderSectionForms
Context triple: [Iguazu River, borderSectionForms, Brazil–Argentina border]
  • A. borderSectionName
    Indicates the specific named segment or portion of a border that is associated with or applies to an entity.
  • B. borderRegion
    Indicates a region that lies along or near the boundary separating two distinct geographic or political areas.
  • C. borderSectionLength
    Indicates the measured length of a specific segment of a shared border between two geographic or administrative areas.
  • D. borderDefinedBy chosen
    Indicates that the boundary or limit of one entity is determined, shaped, or delineated by another entity.
  • E. borderCharacteristic
    Indicates that one entity specifies a property, feature, or quality of the border or boundary of another entity.
  • 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_69c008cd17c8819082b82d3fbeb68047 completed March 22, 2026, 3:20 p.m.
NER Named-entity recognition batch_69c0641a6ecc8190a63be0e3f0344a3f completed March 22, 2026, 9:50 p.m.
NED1 Entity disambiguation (via context triple) batch_69c519794a9481909a72a8dcdfaf41f8 completed March 26, 2026, 11:33 a.m.
NEDg Description generation batch_69c51ad3d61c819087905cee97b73a40 completed March 26, 2026, 11:39 a.m.
NED2 Entity disambiguation (via description) batch_69c51b840e6481908d84c50e40db296e completed March 26, 2026, 11:41 a.m.
PD Predicate disambiguation batch_69c060df0d8881908215575862ef6831 completed March 22, 2026, 9:36 p.m.
Created at: March 22, 2026, 4:26 p.m.