Triple

T20689743
Position Surface form Disambiguated ID Type / Status
Subject Tambo River E508516 entity
Predicate drainageBasin P1559 FINISHED
Object Amazon 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: Amazon River basin
Context triple: [Tambo River, drainageBasin, Amazon River basin]
  • A. Amazon Basin chosen
    The Amazon Basin is the vast tropical drainage region of the Amazon River in South America, encompassing the world’s largest rainforest and one of the most biodiverse ecosystems on Earth.
  • B. Brazil Basin
    The Brazil Basin is a deep oceanic basin in the western South Atlantic characterized by extensive abyssal plains and significant deep-water circulation.
  • C. Amazon–Orinoco watershed region
    The Amazon–Orinoco watershed region is a vast, ecologically rich area in northern South America where the drainage basins of the Amazon and Orinoco rivers converge and interact.
  • D. Negro River basin
    The Negro River basin is a major sub-basin of the Amazon system, encompassing the vast drainage area of the Rio Negro and its tributaries in northern South America.
  • E. Orinoco Basin
    The Orinoco Basin is a vast tropical river basin in northern South America, encompassing large parts of Venezuela and Colombia and supporting extensive rainforest, wetlands, and rich biodiversity.
  • 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_69e0b4c1ed408190b72dd26b1e33f8a1 elicitation completed
NER batch_69e6c10cb5588190acb88f2c82fc593a ner completed
Created at: April 16, 2026, 12:05 p.m.