Triple

T11364923
Position Surface form Disambiguated ID Type / Status
Subject Eastern South Asia E269177 entity
Predicate hasMajorPlain P10769 FINISHED
Object Ganges-Brahmaputra 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 Delta | Statement: [Eastern South Asia, hasMajorPlain, Ganges-Brahmaputra 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 Delta
Context triple: [Eastern South Asia, hasMajorPlain, Ganges-Brahmaputra 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. Krishna River delta
    The Krishna River delta is a fertile, densely cultivated alluvial region on India’s eastern coast where the Krishna River empties into the Bay of Bengal.
  • E. Bay of Bengal watershed
    The Bay of Bengal watershed is the vast drainage basin feeding into the northeastern part of the Indian Ocean, collecting runoff from major rivers across South and Southeast Asia.
  • 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_69d6aacca1048190b39dbbc2174616fa elicitation completed
NER batch_69d7ea4589908190948a8225768e1eec ner completed
NED1 batch_69e55667d4908190b6290135eba41e54 ned_source_triple completed
Created at: April 8, 2026, 9:33 p.m.