Triple

T4990668
Position Surface form Disambiguated ID Type / Status
Subject Madeira River E112120 entity
Predicate hasDam P8736 FINISHED
Object Santo Antônio Dam
Santo Antônio Dam is a large hydroelectric power plant in Brazil, built on the Madeira River near Porto Velho to generate electricity as part of the Madeira River energy complex.
E486561 NE FINISHED

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: Santo Antônio Dam | Statement: [Madeira River, hasDam, Santo Antônio Dam]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Santo Antônio Dam
Context triple: [Madeira River, hasDam, Santo Antônio Dam]
  • A. Foz do Chapecó Dam
    Foz do Chapecó Dam is a hydroelectric power plant and dam complex located on the Uruguay River in southern Brazil, known for its significant contribution to regional electricity generation.
  • B. Salto Grande Dam
    Salto Grande Dam is a large hydroelectric dam and binational power station on the Uruguay River, jointly operated by Argentina and Uruguay.
  • C. Angostura Dam
    Angostura Dam is a hydroelectric power facility located on Chile’s Biobío River, contributing to the country’s renewable energy generation.
  • D. Yacyretá Dam
    The Yacyretá Dam is a large hydroelectric power plant on the border between Argentina and Paraguay that generates electricity by harnessing the flow of the Paraná River.
  • E. Itaipu Dam
    Itaipu Dam is a massive hydroelectric power plant on the Brazil–Paraguay border, once the world’s largest in installed capacity and still one of the most important sources of renewable energy in South America.
  • 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: Santo Antônio Dam
Triple: [Madeira River, hasDam, Santo Antônio Dam]
Generated description
Santo Antônio Dam is a large hydroelectric power plant in Brazil, built on the Madeira River near Porto Velho to generate electricity as part of the Madeira River energy complex.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Santo Antônio Dam
Target entity description: Santo Antônio Dam is a large hydroelectric power plant in Brazil, built on the Madeira River near Porto Velho to generate electricity as part of the Madeira River energy complex.
  • A. Foz do Chapecó Dam
    Foz do Chapecó Dam is a hydroelectric power plant and dam complex located on the Uruguay River in southern Brazil, known for its significant contribution to regional electricity generation.
  • B. Salto Grande Dam
    Salto Grande Dam is a large hydroelectric dam and binational power station on the Uruguay River, jointly operated by Argentina and Uruguay.
  • C. Angostura Dam
    Angostura Dam is a hydroelectric power facility located on Chile’s Biobío River, contributing to the country’s renewable energy generation.
  • D. Yacyretá Dam
    The Yacyretá Dam is a large hydroelectric power plant on the border between Argentina and Paraguay that generates electricity by harnessing the flow of the Paraná River.
  • E. Itaipu Dam
    Itaipu Dam is a massive hydroelectric power plant on the Brazil–Paraguay border, once the world’s largest in installed capacity and still one of the most important sources of renewable energy in South America.
  • F. None of above. chosen

Provenance (5 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_69bd441be7bc8190b530362d427b97d2 completed March 20, 2026, 12:57 p.m.
NER Named-entity recognition batch_69bd728141d48190a0713e6d33c50fb6 completed March 20, 2026, 4:14 p.m.
NED1 Entity disambiguation (via context triple) batch_69be92521bcc8190a1c485216f885778 completed March 21, 2026, 12:42 p.m.
NEDg Description generation batch_69be942dac9c8190a5861ca0aaa44c90 completed March 21, 2026, 12:50 p.m.
NED2 Entity disambiguation (via description) batch_69be94a7e15481908f17feafb593b97b completed March 21, 2026, 12:52 p.m.
Created at: March 20, 2026, 1:34 p.m.