Triple

T22775871
Position Surface form Disambiguated ID Type / Status
Subject Embocação Reservoir E563695 entity
Predicate locatedInRiverBasin P18951 FINISHED
Object Paranaíba River basin — NE NERFINISHED

Disambiguation candidates (1 decision)

The exact options the model was shown at each disambiguation step, with the option it chose highlighted — the evidence behind this triple's disambiguated ids.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Paranaíba River basin
Context triple: [Embocação Reservoir, locatedInRiverBasin, Paranaíba River basin]
  • A. Paranaíba River basin chosen
    The Paranaíba River basin is a major drainage basin in central Brazil that forms one of the principal headwater systems of the Paraná River, supporting extensive agriculture, hydropower, and regional ecosystems.
  • B. Paranapanema River basin
    The Paranapanema River basin is a major drainage basin in southeastern Brazil that collects the waters of the Paranapanema River and its tributaries before they flow into the Upper Paraná River system.
  • C. Tietê River basin
    The Tietê River basin is a major drainage basin in the state of São Paulo, Brazil, encompassing the Tietê River and its tributaries and playing a key role in the region’s water resources, urban development, and environmental management.
  • D. Aragua River basin
    The Aragua River basin is a drainage area in central Venezuela that collects the waters of the Aragua River and supports surrounding cities, agriculture, and ecosystems.
  • E. Teles Pires River basin
    The Teles Pires River basin is a river system in the Brazilian Amazon that forms part of the traditional homeland of the Indigenous Munduruku people and is a key area of ecological and cultural significance.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (2 batches)

Stage Batch ID Job type Status
creating batch_69e24554497c819080b996e071de27c2 elicitation completed
NER batch_69f17b61acf881909d9f54e0966ee3cc ner completed
Created at: April 17, 2026, 3:28 p.m.