Triple

T11422969
Position Surface form Disambiguated ID Type / Status
Subject Dimapur E270671 entity
Predicate railwayZone P15232 FINISHED
Object Northeast Frontier Railway E165055 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: Northeast Frontier Railway | Statement: [Dimapur, railwayZone, Northeast Frontier Railway]

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: Northeast Frontier Railway
Context triple: [Dimapur, railwayZone, Northeast Frontier Railway]
  • A. Northeast Frontier Railway (partly) chosen
    Northeast Frontier Railway is a zone of Indian Railways responsible for rail operations across much of India’s northeastern region and parts of eastern states.
  • B. North Central Railway
    North Central Railway is one of the zones of Indian Railways, responsible for operating and managing rail services across key regions in northern and central India.
  • C. Eastern Railway
    Eastern Railway is one of the major zones of Indian Railways, operating extensive rail services primarily across eastern India.
  • D. South Central Railway
    South Central Railway is one of the zones of Indian Railways, responsible for operating and managing rail services across parts of southern and central India.
  • E. Western Railway
    Western Railway is one of the major zones of Indian Railways, operating a key network of suburban and long-distance train services across western India.
  • 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_69d6aadeef688190874bcecd88b3dd9b elicitation completed
NER batch_69d801b357e88190ace56d36a945688f ner completed
NED1 batch_69e5b8a1e88c8190994bea88a0490e60 ned_source_triple completed
Created at: April 8, 2026, 9:34 p.m.