Triple

T16710259
Position Surface form Disambiguated ID Type / Status
Subject Tunjuelo River headwaters E406088 entity
Predicate drainageBasin P1559 FINISHED
Object Bogotá River basin E175389 NE FINISHED

Named-entity recognition

Before disambiguation, gpt-5-mini classified whether the object phrase is a named entity — the step behind the object's NE type shown above.

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: Bogotá River basin | Statement: [Tunjuelo River headwaters, drainageBasin, Bogotá River basin]

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: Bogotá River basin
Context triple: [Tunjuelo River headwaters, drainageBasin, Bogotá River basin]
  • A. Bogotá River basin chosen
    The Bogotá River basin is a watershed in central Colombia that drains the Bogotá savanna and surrounding Andean highlands, encompassing major urban and industrial areas including the capital region.
  • B. Caquetá River basin
    The Caquetá River basin is a vast, biodiverse watershed in the western Amazon region of Colombia and Brazil, home to numerous Indigenous communities and rich tropical rainforest ecosystems.
  • C. Chicamocha River basin
    The Chicamocha River basin is a major Andean drainage basin in central Colombia, encompassing highland cities and agricultural areas within the departments of Boyacá and Santander.
  • D. Bogotá River
    The Bogotá River is a major waterway in central Colombia that flows through the Bogotá savanna and the capital city of Bogotá before joining the Magdalena River.
  • E. Calima River basin
    The Calima River basin is a region in western Colombia known as the heartland of the pre-Columbian Calima culture, noted for its rich archaeological sites and goldwork.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 batches)

Stage Batch ID Job type Status
creating batch_69d8838db21081909589220fd71440a4 elicitation completed
NER batch_69e3865186b48190bb45a761f5cf1a83 ner completed
NED1 batch_6a00bb04c1e88190b6c9f43fbdfd6bc4 ned_source_triple completed
Created at: April 10, 2026, 5:20 a.m.