Triple

T14249395
Position Surface form Disambiguated ID Type / Status
Subject MMTS Hyderabad E353217 entity
Predicate owner P347 FINISHED
Object Indian Railways E100843 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: Indian Railways | Statement: [MMTS Hyderabad, owner, Indian Railways]

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: Indian Railways
Context triple: [MMTS Hyderabad, owner, Indian Railways]
  • A. Indian Railways chosen
    Indian Railways is India’s state-owned national railway system, operating one of the world’s largest rail networks for passenger and freight transport across the country.
  • B. Rail Vikas Nigam Limited
    Rail Vikas Nigam Limited is an Indian government-owned company responsible for implementing and fast-tracking rail infrastructure and capacity enhancement projects across the Indian Railways network.
  • C. Ministry of Railways (India)
    The Ministry of Railways (India) is the central government ministry responsible for the policy, planning, development, and regulation of Indian Railways, one of the world’s largest rail networks.
  • D. Indian Railway Traffic Service
    The Indian Railway Traffic Service is a prestigious Group 'A' civil service responsible for managing the transportation, commercial operations, and safety of train services on Indian Railways.
  • E. Indian Railways Service of Engineers
    The Indian Railways Service of Engineers is a prestigious Group ‘A’ central engineering cadre responsible for planning, constructing, and maintaining the civil engineering infrastructure of Indian Railways.
  • 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_69d8278c43e08190824146f4632b89a5 elicitation completed
NER batch_69de6295ef9081909cfb0c1283bca21a ner completed
NED1 batch_69fd325815d48190b070866f41986847 ned_source_triple completed
Created at: April 10, 2026, 1:08 a.m.