Triple

T9545632
Position Surface form Disambiguated ID Type / Status
Subject Hau River E230274 entity
Predicate tributaryOf P415 FINISHED
Object Mekong River (as a distributary branch at the delta) E16852 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: Mekong River (as a distributary branch at the delta) | Statement: [Hau River, tributaryOf, Mekong River (as a distributary branch at the delta)]

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: Mekong River (as a distributary branch at the delta)
Context triple: [Hau River, tributaryOf, Mekong River (as a distributary branch at the delta)]
  • A. Mekong River chosen
    The Mekong River is one of Asia’s longest and most important rivers, flowing from the Tibetan Plateau through several Southeast Asian countries before emptying into the South China Sea.
  • B. Se Kong River
    The Se Kong River is a major tributary of the Mekong River that flows through Laos, Vietnam, and Cambodia, supporting regional ecosystems and local livelihoods.
  • C. Thaya River
    The Thaya River is a Central European river flowing through Austria and the Czech Republic, known for forming part of their border and passing through historic towns such as Znojmo.
  • D. Thai Binh River
    The Thai Binh River is a major river in northern Vietnam that, together with the Red River, helps shape the fertile Red River Delta region.
  • E. Dong Nai River
    The Đồng Nai River is a major river in southern Vietnam that flows through several provinces and plays a crucial role in the region’s ecology, agriculture, and hydropower production.
  • 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_69ca847c70b8819088a0a0bad64a50d6 elicitation completed
NER batch_69cd9901f2bc8190a4076f5947660df9 ner completed
NED1 batch_69d14c747e608190b2fa470324fff454 ned_source_triple completed
Created at: March 30, 2026, 8:01 p.m.