Triple

T9545625
Position Surface form Disambiguated ID Type / Status
Subject Hau River E230274 entity
Predicate partOf P40 FINISHED
Object Mekong Delta river network E42052 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 Delta river network | Statement: [Hau River, partOf, Mekong Delta river network]

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 Delta river network
Context triple: [Hau River, partOf, Mekong Delta river network]
  • A. Mekong Delta chosen
    The Mekong Delta is a vast, fertile river delta region in southern Vietnam known for its intricate network of waterways, rice paddies, and floating markets.
  • B. Namoi River catchment
    The Namoi River catchment is a major river basin in northern New South Wales, Australia, encompassing agricultural lands and tributaries that drain into the Namoi River before joining the Barwon–Darling river system.
  • C. 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.
  • D. Red River Delta
    The Red River Delta is a densely populated and fertile alluvial plain in northern Vietnam that serves as a major agricultural, economic, and cultural heartland of the country.
  • E. Saigon River
    The Saigon River is a major waterway in southern Vietnam that flows through Ho Chi Minh City and serves as an important route for transport, trade, and urban life.
  • 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_69d178f8f2a48190b06b6128400bd9c2 ned_source_triple completed
Created at: March 30, 2026, 8:01 p.m.