Triple

T17723348
Position Surface form Disambiguated ID Type / Status
Subject Treaty of Itaipu E442396 entity
Predicate relatedAgreement P37 FINISHED
Object Act of Foz do Iguaçu NE NERFINISHED

How this triple was built (3 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: Act of Foz do Iguaçu | Statement: [Treaty of Itaipu, relatedAgreement, Act of Foz do Iguaçu]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Act of Foz do Iguaçu
Context triple: [Treaty of Itaipu, relatedAgreement, Act of Foz do Iguaçu]
  • A. Foz do Iguaçu
    Foz do Iguaçu is a Brazilian city in the state of Paraná best known as the gateway to the spectacular Iguaçu Falls on the border with Argentina and Paraguay.
  • B. Treaty of Itaipu
    The Treaty of Itaipu is the 1973 bilateral agreement between Brazil and Paraguay that established the terms for constructing and jointly operating the Itaipu hydroelectric dam on the Paraná River.
  • C. Puerto Iguazú
    Puerto Iguazú is an Argentine border city in Misiones Province known as a major gateway for tourists visiting the nearby Iguazu Falls and the tri-border area with Brazil and Paraguay.
  • D. Entre-os-Rios
    Entre-os-Rios is a Portuguese riverside parish known for its scenic location at the confluence of the Tâmega and Douro rivers.
  • E. River Plate Basin Treaty
    The River Plate Basin Treaty is a regional agreement among South American countries that establishes cooperative management and development of the Río de la Plata basin’s shared water resources.
  • 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: Act of Foz do Iguaçu
Target entity description: The Act of Foz do Iguaçu is a diplomatic agreement between Brazil and Paraguay that further defined and regulated their cooperation over the Itaipu hydroelectric project and shared border interests.
  • A. Foz do Iguaçu
    Foz do Iguaçu is a Brazilian city in the state of Paraná best known as the gateway to the spectacular Iguaçu Falls on the border with Argentina and Paraguay.
  • B. Treaty of Itaipu
    The Treaty of Itaipu is the 1973 bilateral agreement between Brazil and Paraguay that established the terms for constructing and jointly operating the Itaipu hydroelectric dam on the Paraná River.
  • C. Puerto Iguazú
    Puerto Iguazú is an Argentine border city in Misiones Province known as a major gateway for tourists visiting the nearby Iguazu Falls and the tri-border area with Brazil and Paraguay.
  • D. Entre-os-Rios
    Entre-os-Rios is a Portuguese riverside parish known for its scenic location at the confluence of the Tâmega and Douro rivers.
  • E. River Plate Basin Treaty
    The River Plate Basin Treaty is a regional agreement among South American countries that establishes cooperative management and development of the Río de la Plata basin’s shared water resources.
  • F. None of above. chosen

Provenance (2 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_69d8b9ec79688190b86bdcef85a7b3aa completed April 10, 2026, 8:50 a.m.
NER Named-entity recognition batch_69e47487b4988190b14237a4e6376e9a completed April 19, 2026, 6:21 a.m.
Created at: April 10, 2026, 10:07 a.m.