Triple

T18310960
Position Surface form Disambiguated ID Type / Status
Subject Hậu Giang E438621 entity
Predicate hasRiverSystem P1009 FINISHED
Object Mekong River basin — 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: Mekong River basin | Statement: [Hậu Giang, hasRiverSystem, Mekong River basin]

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 basin
Context triple: [Hậu Giang, hasRiverSystem, Mekong River basin]
  • 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. Mekongga
    Mekongga are an indigenous subgroup of the Tolaki people of Southeast Sulawesi, Indonesia, with their own distinct language and cultural traditions.
  • C. Thai–Myanmar river system
    The Thai–Myanmar river system is a network of rivers and tributaries that flow along and across the border between Thailand and Myanmar, playing a key role in the region’s ecology, transportation, and cross-border livelihoods.
  • D. Mekong Delta
    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.
  • E. 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.
  • 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_69d8b915e3e881909125d760c15d0c29 elicitation completed
NER batch_69e502180d208190ae7c4f3d0ef3dc55 ner completed
Created at: April 10, 2026, 10:36 a.m.