Triple

T15822898
Position Surface form Disambiguated ID Type / Status
Subject Bengaluru railway network E383655 entity
Predicate historicalNameOfCentralStation P49136 FINISHED
Object Bangalore City railway station E340571 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: Bangalore City railway station | Statement: [Bengaluru railway network, historicalNameOfCentralStation, Bangalore City railway station]

Disambiguation candidates (2 decisions)

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: Bangalore City railway station
Context triple: [Bengaluru railway network, historicalNameOfCentralStation, Bangalore City railway station]
  • A. Bangalore City railway station chosen
    Bangalore City railway station, now officially known as Krantivira Sangolli Rayanna Bengaluru Station, is one of the busiest and most important railway hubs in southern India, serving as the main rail gateway to the city of Bengaluru.
  • B. Bangalore Cantonment railway station
    Bangalore Cantonment railway station is a major railway hub in Bengaluru, India, serving the central cantonment area and connecting it to various regional and long-distance destinations.
  • C. Hosur station
    Hosur station is a key railway hub serving the industrial town of Hosur and connecting it with Bengaluru and other major destinations in southern India.
  • D. Mysuru Junction railway station
    Mysuru Junction railway station is a major railway hub in the city of Mysuru, Karnataka, serving as a key terminus and transit point in the southern Indian rail network.
  • E. Kalyan Junction
    Kalyan Junction is a key railway hub in the Mumbai metropolitan region, serving as a major interchange point for suburban and long-distance trains across multiple routes.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: historicalNameOfCentralStation
Context triple: [Bengaluru railway network, historicalNameOfCentralStation, Bangalore City railway station]
  • A. formerMainlineStation
    Indicates that a station previously served as a mainline station but no longer holds that status.
  • B. railwayStationAlsoKnownAs
    Indicates that a railway station is referred to by an alternative name or alias.
  • C. historicalTerminus
    Indicates that one entity serves as the historically recognized endpoint or final limit of another entity, such as a route, period, or process.
  • D. formerStationNameFor chosen
    Indicates that one station name was previously used as the official name for another station.
  • E. isOneOfOldestStationsInSystem
    Indicates that the station is among the earliest or first-built stations within the entire system.
  • F. None of above.

Provenance (4 batches)

Stage Batch ID Job type Status
creating batch_69d86da34c888190976e06c4019d415a elicitation completed
NER batch_69e0c4a96b848190845cf547034a24f2 ner completed
NED1 batch_69ffb5997a988190b7965e42d283459a ned_source_triple completed
PD batch_69e005418f588190824d91ff7974dada pd completed
Created at: April 10, 2026, 4:49 a.m.