Triple

T5373482
Position Surface form Disambiguated ID Type / Status
Subject Valle Medio agricultural region E108904 entity
Predicate waterSource P4102 FINISHED
Object Río Negro River E19418 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: Río Negro River | Statement: [Valle Medio agricultural region, waterSource, Río Negro River]

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: Río Negro River
Context triple: [Valle Medio agricultural region, waterSource, Río Negro River]
  • A. Río Negro chosen
    Río Negro is a major river in Argentine Patagonia known for irrigating fertile valleys and supporting agriculture and settlements across the region.
  • B. Río Negro
    Río Negro is a river in the Cundinamarca Department of central Colombia, contributing to the region’s Andean watershed and local ecosystems.
  • C. Coronel River
    Coronel River is a lesser-known waterway in the Philippines that feeds into the larger Pampanga River system in Central Luzon.
  • D. Mendoza River
    The Mendoza River is a major Andean river in western Argentina that provides vital water for irrigation, hydroelectric power, and human consumption in the arid Mendoza region.
  • E. Neuquén River
    The Neuquén River is a major river in western Argentina that flows through the Neuquén Province and helps form the larger Río Negro system.
  • 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_69bd440c77948190aad2a5f39b7b80f5 elicitation completed
NER batch_69bd86abc1e88190ad08279c3bf238e5 ner completed
NED1 batch_69c6409132c481909f287f98290497f9 ned_source_triple completed
Created at: March 20, 2026, 2:03 p.m.