Triple

T8684515
Position Surface form Disambiguated ID Type / Status
Subject TRK Europa City Mall station E206121 entity
Predicate isPartOfNetwork P840 FINISHED
Object Volgograd urban rail network E41308 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: Volgograd urban rail network | Statement: [TRK Europa City Mall station, isPartOfNetwork, Volgograd urban rail network]

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: Volgograd urban rail network
Context triple: [TRK Europa City Mall station, isPartOfNetwork, Volgograd urban rail network]
  • A. Volgograd tram network
    The Volgograd tram network is an extensive urban tramway system serving the Russian city of Volgograd, providing surface-level public transport that complements the partially grade-separated Volgograd Metrotram.
  • B. Volgograd Metrotram chosen
    The Volgograd Metrotram is a hybrid light rail and underground tram system in Volgograd, Russia, providing rapid transit-style service along a dedicated north–south corridor through the city.
  • C. Volgograd trolleybus network
    The Volgograd trolleybus network is an electric public transit system in Volgograd, Russia, providing urban transportation via trolleybuses powered by overhead wires.
  • D. Nizhny Novgorod railway junction
    Nizhny Novgorod railway junction is a major rail hub in western Russia that connects Nizhny Novgorod Oblast with key national and regional railway routes.
  • E. Saint Petersburg suburban railways
    Saint Petersburg suburban railways are an extensive commuter rail network serving the greater Saint Petersburg metropolitan area, connecting the city with its surrounding suburbs and regional towns.
  • 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_69ca835379688190aa06b9d98e684d58 elicitation completed
NER batch_69cc4aeae740819099093906ccc5f640 ner completed
NED1 batch_69cf515edd7481909d73c2991a71de0e ned_source_triple completed
Created at: March 30, 2026, 6:32 p.m.