Triple

T14868257
Position Surface form Disambiguated ID Type / Status
Subject Ferdinand Fellner E349673 entity
Predicate notableWork P4 FINISHED
Object Zurich Opera House E70159 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: Zurich Opera House | Statement: [Ferdinand Fellner, notableWork, Zurich Opera House]

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: Zurich Opera House
Context triple: [Ferdinand Fellner, notableWork, Zurich Opera House]
  • A. Opernhaus Zürich chosen
    Opernhaus Zürich is a renowned opera house in Zurich, Switzerland, known for its high-caliber opera and ballet productions and its prominent role in the country’s cultural life.
  • B. Opernhaus
    Opernhaus is an underground rapid transit station on the Nuremberg U-Bahn network in Nuremberg, Germany.
  • C. Stadthaus Zürich
    Stadthaus Zürich is the historic city hall building in Zurich that serves as the central seat of the city’s political administration and government.
  • D. Bregenz Festival House
    Bregenz Festival House is a renowned performing arts venue in Bregenz, Austria, best known as the lakeside opera and concert center that hosts the annual Bregenz Festival.
  • E. Grand Théâtre de Genève
    The Grand Théâtre de Genève is a major opera house and cultural landmark in Geneva, renowned for its opera, ballet, and classical music productions.
  • 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_69d822ee4f408190b6ac3b2fa434f0df elicitation completed
NER batch_69ded5776b848190bfe3a06ff261dc31 ner completed
NED1 batch_69fe651067cc8190b9c218ef1f802762 ned_source_triple completed
Created at: April 10, 2026, 1:55 a.m.