Triple

T9545593
Position Surface form Disambiguated ID Type / Status
Subject Hau River E230274 entity
Predicate flowsThrough P225 FINISHED
Object Mekong Delta 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 | Statement: [Hau River, flowsThrough, Mekong 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 Delta
Context triple: [Hau River, flowsThrough, Mekong Delta]
  • 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. 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.
  • C. Hai River Delta
    The Hai River Delta is a densely populated and industrialized low-lying coastal region in northern China where the Hai River system meets the Bohai Sea.
  • D. Irrawaddy Delta
    The Irrawaddy Delta is a vast, fertile alluvial plain in southern Myanmar, known for its dense network of waterways, rice cultivation, and vulnerability to flooding and cyclones.
  • E. Chao Phraya River delta
    The Chao Phraya River delta is a fertile, low-lying alluvial plain in central Thailand that forms the country’s main rice-growing region and hosts its capital, Bangkok.
  • 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_69d1eab0860c819091b0169f82eac47f ned_source_triple completed
Created at: March 30, 2026, 8:01 p.m.