Triple

T20936848
Position Surface form Disambiguated ID Type / Status
Subject José Rondeau E515607 entity
Predicate region P40 FINISHED
Object Río de la Plata — NE NERFINISHED

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 de la Plata | Statement: [José Rondeau, region, Río de la Plata]

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 de la Plata
Context triple: [José Rondeau, region, Río de la Plata]
  • A. Río de la Plata
    Río de la Plata is a river in Puerto Rico that flows through several municipalities, including Toa Baja, before emptying into the Atlantic Ocean.
  • B. Río de la Plata chosen
    The Río de la Plata is a vast estuary on the southeastern coast of South America that forms part of the border between Argentina and Uruguay and serves as a crucial waterway for regional trade and transportation.
  • C. Obra River
    The Obra River is a significant river in western Poland known for its scenic, meandering course through lakes and wetlands before joining the Warta River.
  • D. Uruguay River
    The Uruguay River is a major South American waterway that forms part of the border between Argentina, Brazil, and Uruguay before joining the Paraná River to create the Río de la Plata estuary.
  • E. Guaíba River
    The Guaíba River is a broad waterway in southern Brazil that flows past the city of Porto Alegre and serves as an important ecological, economic, and recreational feature of the region.
  • 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_69e0b4fc13408190b06868df03c5c29b elicitation completed
NER batch_69e6f9527004819082b72bf15e3c6419 ner completed
Created at: April 16, 2026, 12:49 p.m.