Triple

T9433170
Position Surface form Disambiguated ID Type / Status
Subject Lualaba River E227434 entity
Predicate partOf P40 FINISHED
Object Congo River E29137 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: Congo River | Statement: [Lualaba River, partOf, Congo 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: Congo River
Context triple: [Lualaba River, partOf, Congo River]
  • A. Congo River chosen
    The Congo River is Africa’s second-longest river and the world’s deepest, flowing through central Africa to the Atlantic Ocean and serving as a major waterway for transport, ecology, and regional economies.
  • B. Congo
    Congo is a Central African country whose economy is heavily reliant on oil production and exports.
  • C. Nam River
    The Nam River is a river in South Korea that flows through the city of Jinju and is known for its scenic views and historical significance in the region.
  • D. Kongō
    Kongō was a Japanese Kongō-class fast battleship that served prominently in the Imperial Japanese Navy during World War II.
  • E. Niger River
    The Niger River is a major West African river that flows in a great arc through countries including Guinea, Mali, Niger, and Nigeria before emptying into the Atlantic Ocean.
  • 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_69ca8437a7ac81908651de48f2d2141d elicitation completed
NER batch_69cd7e61a114819081fc4a2ad39c96ba ner completed
NED1 batch_69d15261b31881908c1059d704e56bf6 ned_source_triple completed
Created at: March 30, 2026, 7:49 p.m.