Triple

T21697096
Position Surface form Disambiguated ID Type / Status
Subject Department of Pando E535550 entity
Predicate hasBorderTripoint P144951 FINISHED
Object Bolpebra (Bolivia–Peru–Brazil tripoint)
Bolpebra is the geographic point where the borders of Bolivia, Peru, and Brazil meet, located in the Amazon basin and named from the initials of the three countries.
E1496891 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: Bolpebra (Bolivia–Peru–Brazil tripoint) | Statement: [Department of Pando, hasBorderTripoint, Bolpebra (Bolivia–Peru–Brazil tripoint)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Bolpebra (Bolivia–Peru–Brazil tripoint)
Context triple: [Department of Pando, hasBorderTripoint, Bolpebra (Bolivia–Peru–Brazil tripoint)]
  • A. Bolivia–Paraguay border
    The Bolivia–Paraguay border is the international boundary in the Gran Chaco region separating landlocked Bolivia from Paraguay in central South America.
  • B. Peru–Bolivia border
    The Peru–Bolivia border is the international boundary in western South America that runs through the Andes and across Lake Titicaca, separating the territories of Peru and Bolivia.
  • C. 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.
  • D. 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.
  • E. 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.
  • 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: Bolpebra (Bolivia–Peru–Brazil tripoint)
Triple: [Department of Pando, hasBorderTripoint, Bolpebra (Bolivia–Peru–Brazil tripoint)]
Generated description
Bolpebra is the geographic point where the borders of Bolivia, Peru, and Brazil meet, located in the Amazon basin and named from the initials of the three countries.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Bolpebra (Bolivia–Peru–Brazil tripoint)
Target entity description: Bolpebra is the geographic point where the borders of Bolivia, Peru, and Brazil meet, located in the Amazon basin and named from the initials of the three countries.
  • A. Bolivia–Paraguay border
    The Bolivia–Paraguay border is the international boundary in the Gran Chaco region separating landlocked Bolivia from Paraguay in central South America.
  • B. Peru–Bolivia border
    The Peru–Bolivia border is the international boundary in western South America that runs through the Andes and across Lake Titicaca, separating the territories of Peru and Bolivia.
  • C. 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.
  • D. 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.
  • E. 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.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: hasBorderTripoint
Context triple: [Department of Pando, hasBorderTripoint, Bolpebra (Bolivia–Peru–Brazil tripoint)]
  • A. borderedBy
    Indicates that one entity shares a common boundary or edge with another entity.
  • B. hasBorderWithinCountry
    Indicates that one region or area shares an internal boundary with another region or area within the same country.
  • C. hasBorderMeetingCountry
    Indicates that one country shares a land or maritime border with another country.
  • D. connectsToCountryBorder
    Indicates that one entity is directly adjacent to and touches the border of a specified country.
  • E. hasBorderThrough
    Indicates that a border between two regions or entities passes through or along a specified intermediate area, feature, or object.
  • F. None of above. chosen

Provenance (7 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_69e0c46a6ee481908836e1420fb78c9b completed April 16, 2026, 11:13 a.m.
NER Named-entity recognition batch_69ef9b7b8da48190a863ac45eb4465a8 completed April 27, 2026, 5:23 p.m.
NED1 Entity disambiguation (via context triple) batch_6a0a1e2755708190afd098c5c673c1f0 completed May 17, 2026, 7:59 p.m.
NEDg Description generation batch_6a0a1f457fc48190a36c6cf8934fd5d3 completed May 17, 2026, 8:04 p.m.
NED2 Entity disambiguation (via description) batch_6a0a1fc13900819098ee66684dfdff95 completed May 17, 2026, 8:06 p.m.
PD Predicate disambiguation batch_69e6969113cc8190ab69855ef5667e4b completed April 20, 2026, 9:11 p.m.
PDg Predicate description generation batch_69e69b4aa2b48190830107391e81571a completed April 20, 2026, 9:31 p.m.
Created at: April 16, 2026, 6:45 p.m.