Triple

T15449885
Position Surface form Disambiguated ID Type / Status
Subject Chatra E370121 entity
Predicate partOf P40 FINISHED
Object Koshi River corridor E75742 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: Koshi River corridor | Statement: [Chatra, partOf, Koshi River corridor]

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: Koshi River corridor
Context triple: [Chatra, partOf, Koshi River corridor]
  • A. Buri Gandaki valley
    Buri Gandaki valley is a remote river valley in north-central Nepal, known for its deep gorges, Tibetan-influenced villages, and trekking routes that form part of the Manaslu Circuit.
  • B. Gandak River region
    The Gandak River region is an area in northern India and southern Nepal characterized by the Gandak River’s fertile plains, agricultural communities, and historical towns.
  • C. Karnali Basin
    The Karnali Basin is a major river basin in western Nepal and adjoining regions, known for its significant hydropower potential, rugged Himalayan terrain, and vital role in regional water resources and ecosystems.
  • D. Tenza Valley
    Tenza Valley is a scenic inter-Andean valley in central Colombia known for its mild climate, agricultural production, and colonial-era towns.
  • E. Koshi River chosen
    The Koshi River is one of the largest and most powerful rivers in the Himalayan region, flowing from Tibet through Nepal into India and known for its massive drainage basin and frequent, destructive flooding.
  • 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_69d85a19180081909925012fbf4e62a3 elicitation completed
NER batch_69e03ef9334c81908541e231b43eb012 ner completed
NED1 batch_69ff5f29cee481908f0f81c4cc581f7f ned_source_triple completed
Created at: April 10, 2026, 3:21 a.m.