Triple

T20632243
Position Surface form Disambiguated ID Type / Status
Subject S8 (Munich S-Bahn) E506982 entity
Predicate owner P347 FINISHED
Object Deutsche Bahn NE NERFINISHED

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: Deutsche Bahn | Statement: [S8 (Munich S-Bahn), owner, Deutsche 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: Deutsche Bahn
Context triple: [S8 (Munich S-Bahn), owner, Deutsche Bahn]
  • A. Deutsche Bahn chosen
    Deutsche Bahn is Germany's state-owned national railway company and one of the largest rail and logistics operators in Europe.
  • B. Deutsche Bundesbahn
    Deutsche Bundesbahn was the state-owned railway company of West Germany, responsible for operating the country’s national rail services from 1949 until its reorganization into Deutsche Bahn in the 1990s.
  • C. Deutsche Reichsbahn
    Deutsche Reichsbahn was the state-owned railway company of Germany for much of the 20th century, operating the national rail network before its functions were absorbed into the modern Deutsche Bahn.
  • D. Südostbahn
    Südostbahn is a Swiss railway company that operates regional and suburban train services, including lines within the Zürich S-Bahn network.
  • E. ÖBB
    ÖBB is Austria’s national railway company, operating most of the country’s passenger and freight train services across domestic and international routes.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (2 batches)

Stage Batch ID Job type Status
creating batch_69e0b4bd4a0081908d4e97a590a33fb2 elicitation completed
NER batch_69e6ad0bdcd88190a59d68e03370b271 ner completed
Created at: April 16, 2026, 11:42 a.m.