Triple

T1816488
Position Surface form Disambiguated ID Type / Status
Subject Guanabara Bay E40446 entity
Predicate hasRiverMouth P4359 FINISHED
Object Canal do Cunha
Canal do Cunha is an urban waterway in Rio de Janeiro that drains parts of the city into Guanabara Bay and is known for severe pollution and environmental degradation.
E204808 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: Canal do Cunha | Statement: [Guanabara Bay, hasRiverMouth, Canal do Cunha]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Canal do Cunha
Context triple: [Guanabara Bay, hasRiverMouth, Canal do Cunha]
  • A. Juliana Canal
    The Juliana Canal is a major Dutch shipping canal in the province of Limburg that runs roughly parallel to the river Meuse (Maas) to facilitate inland navigation and flood management.
  • B. Casiquiare canal
    The Casiquiare canal is a rare natural river channel in Venezuela that uniquely links the Orinoco and Amazon river basins, allowing water to flow between two of South America’s largest river systems.
  • C. Paraguay–Paraná waterway system
    The Paraguay–Paraná waterway system is a major South American inland navigation corridor that links landlocked regions of countries like Paraguay and Bolivia to the Atlantic Ocean via the Paraguay and Paraná rivers.
  • D. Gilão River
    The Gilão River is a waterway in Portugal’s Algarve region that flows through the historic town of Tavira before reaching the Atlantic Ocean.
  • E. Carioca River
    The Carioca River is a small urban waterway in Rio de Janeiro, Brazil, historically important as a source of fresh water for the city and now known for running through the Tijuca Forest and into Guanabara Bay.
  • 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: Canal do Cunha
Triple: [Guanabara Bay, hasRiverMouth, Canal do Cunha]
Generated description
Canal do Cunha is an urban waterway in Rio de Janeiro that drains parts of the city into Guanabara Bay and is known for severe pollution and environmental degradation.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Canal do Cunha
Target entity description: Canal do Cunha is an urban waterway in Rio de Janeiro that drains parts of the city into Guanabara Bay and is known for severe pollution and environmental degradation.
  • A. Juliana Canal
    The Juliana Canal is a major Dutch shipping canal in the province of Limburg that runs roughly parallel to the river Meuse (Maas) to facilitate inland navigation and flood management.
  • B. Casiquiare canal
    The Casiquiare canal is a rare natural river channel in Venezuela that uniquely links the Orinoco and Amazon river basins, allowing water to flow between two of South America’s largest river systems.
  • C. Paraguay–Paraná waterway system
    The Paraguay–Paraná waterway system is a major South American inland navigation corridor that links landlocked regions of countries like Paraguay and Bolivia to the Atlantic Ocean via the Paraguay and Paraná rivers.
  • D. Gilão River
    The Gilão River is a waterway in Portugal’s Algarve region that flows through the historic town of Tavira before reaching the Atlantic Ocean.
  • E. Carioca River
    The Carioca River is a small urban waterway in Rio de Janeiro, Brazil, historically important as a source of fresh water for the city and now known for running through the Tijuca Forest and into Guanabara Bay.
  • 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_69a8864526c081908a3a4d74f689e2c5 completed March 4, 2026, 7:21 p.m.
NER Named-entity recognition batch_69aa65f614888190a475f7df627d5f0a completed March 6, 2026, 5:28 a.m.
NED1 Entity disambiguation (via context triple) batch_69adbf6019bc81909266b7f03b282f34 completed March 8, 2026, 6:26 p.m.
NEDg Description generation batch_69adc3557d988190ae04df41e81bc842 completed March 8, 2026, 6:43 p.m.
NED2 Entity disambiguation (via description) batch_69adc3fadd08819090f9eedb4688cd4a completed March 8, 2026, 6:46 p.m.
Created at: March 4, 2026, 7:32 p.m.