Triple

T16395167
Position Surface form Disambiguated ID Type / Status
Subject Nürnberg Röthenbach station E398160 entity
Predicate partOf P40 FINISHED
Object Nuremberg U-Bahn E15595 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: Nuremberg U-Bahn | Statement: [Nürnberg Röthenbach station, partOf, Nuremberg U-Bahn]

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: Nuremberg U-Bahn
Context triple: [Nürnberg Röthenbach station, partOf, Nuremberg U-Bahn]
  • A. Nuremberg U-Bahn chosen
    The Nuremberg U-Bahn is the rapid transit system serving Nuremberg and its surrounding area in Germany, known for being one of the first networks to operate fully automated driverless trains.
  • B. Munich U-Bahn
    The Munich U-Bahn is the German city's rapid transit metro system, forming a core part of its public transportation network with multiple underground lines serving urban and suburban areas.
  • C. Frankfurt U-Bahn
    The Frankfurt U-Bahn is the rapid transit system serving Frankfurt am Main, Germany, forming a core part of the city's public transportation network with multiple underground and surface lines.
  • D. U-Bahn Friedrichstraße
    U-Bahn Friedrichstraße is a Berlin U-Bahn station located near the Friedrichstraße area, serving as a key access point to central attractions such as the Friedrichstadt-Palast.
  • E. Berlin U-Bahn
    The Berlin U-Bahn is the German capital’s extensive underground rapid transit system, forming a core part of its public transportation network.
  • 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_69d87f2950248190bc8ad9b9bebdc8c8 elicitation completed
NER batch_69e326462298819087091dc935f0f916 ner completed
NED1 batch_6a003575e51c8190a8677f658eb73a30 ned_source_triple completed
Created at: April 10, 2026, 5:08 a.m.