Triple

T8073899
Position Surface form Disambiguated ID Type / Status
Subject Barisal Division E188443 entity
Predicate locatedIn P40 FINISHED
Object Ganges-Brahmaputra-Meghna delta 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-Brahmaputra-Meghna delta | Statement: [Barisal Division, locatedIn, Ganges-Brahmaputra-Meghna 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: Ganges-Brahmaputra-Meghna delta
Context triple: [Barisal Division, locatedIn, Ganges-Brahmaputra-Meghna delta]
  • 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. 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.
  • C. 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.
  • D. Godavari Delta
    Godavari Delta is a fertile, densely populated river delta region on the east coast of India where the Godavari River meets the Bay of Bengal, known for its extensive agriculture and rich biodiversity.
  • E. Krishna Eastern Delta system
    The Krishna Eastern Delta system is a major irrigation network in India that channels water from the Krishna River to support agriculture and water management in the eastern delta region.
  • 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_69ca82b50c708190863f661d438e68df elicitation completed
NER batch_69cb404a98408190b6c8eecb95ad086d ner completed
NED1 batch_69cceceb7fa48190b1013a25fd8f14a5 ned_source_triple completed
Created at: March 30, 2026, 5:27 p.m.