Triple

T8597523
Position Surface form Disambiguated ID Type / Status
Subject Diamond Harbour E203587 entity
Predicate region P40 FINISHED
Object Ganges Delta region E150721 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: Ganges Delta region | Statement: [Diamond Harbour, region, Ganges Delta region]

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: Ganges Delta region
Context triple: [Diamond Harbour, region, Ganges Delta region]
  • A. Ganges-Brahmaputra-Meghna Delta chosen
    The Ganges-Brahmaputra-Meghna Delta is the world’s largest river delta, a vast low-lying alluvial plain spanning much of Bangladesh and eastern India, renowned for its fertile soils, dense population, and vulnerability to flooding and sea-level rise.
  • B. Indus River delta
    The Indus River delta is a vast, fertile wetland region where the Indus River meets the Arabian Sea, characterized by intricate channels, mangrove forests, and rich biodiversity in southern Pakistan.
  • C. Brahmaputra Valley
    The Brahmaputra Valley is a fertile, densely populated river valley in northeastern India and Bangladesh, shaped by the course and seasonal flooding of the Brahmaputra River.
  • D. Mahanadi Delta
    The Mahanadi Delta is a fertile, densely populated alluvial region in eastern India formed by the Mahanadi River as it empties into the Bay of Bengal.
  • E. Ganges Basin
    The Ganges Basin is the vast river drainage system in northern India and neighboring countries that supports hundreds of millions of people through its fertile plains and extensive network of tributaries.
  • 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_69ca832b56948190ba751cec255308f1 elicitation completed
NER batch_69cc46cacbe88190b95beeedc9f480b0 ner completed
NED1 batch_69cea8dd86d08190a7f8e674e16dd8b6 ned_source_triple completed
Created at: March 30, 2026, 6:24 p.m.