Triple

T6646848
Position Surface form Disambiguated ID Type / Status
Subject Ganges-Brahmaputra-Meghna Delta E150721 entity
Predicate formedByRiver P165 FINISHED
Object Meghna River E33378 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: Meghna River | Statement: [Ganges-Brahmaputra-Meghna Delta, formedByRiver, Meghna River]

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: Meghna River
Context triple: [Ganges-Brahmaputra-Meghna Delta, formedByRiver, Meghna River]
  • A. Meghna chosen
    Meghna is a major river in Bangladesh that forms one of the principal distributaries of the Ganges–Brahmaputra river system before emptying into the Bay of Bengal.
  • B. Damodar River
    The Damodar River is a major river in eastern India, historically known for its devastating floods and extensive coal-rich basin in the states of Jharkhand and West Bengal.
  • C. Salween River
    The Salween River is a major river in Southeast Asia that flows from the Tibetan Plateau through China and Myanmar to the Andaman Sea, known for its largely undammed, wild course and rich biodiversity.
  • D. Jamuna River
    The Jamuna River is the main distributary channel of the Brahmaputra in Bangladesh, forming one of the country’s largest and most dynamic river systems.
  • E. Subarnarekha River
    The Subarnarekha River is a significant river in eastern India that flows through the states of Jharkhand, West Bengal, and Odisha before emptying into the Bay of Bengal.
  • 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_69c687f1a3048190828b7342f7125d5c elicitation completed
NER batch_69c6b01cecc48190a6d2c26d8d5ab80c ner completed
NED1 batch_69c6f7944bdc81909ea991062dce619d ned_source_triple completed
Created at: March 27, 2026, 2 p.m.