Triple

T9475379
Position Surface form Disambiguated ID Type / Status
Subject Faculty of Economics, Marmara University E228502 entity
Predicate regionServed P82 FINISHED
Object Istanbul metropolitan area E4825 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: Istanbul metropolitan area | Statement: [Faculty of Economics, Marmara University, regionServed, Istanbul metropolitan area]

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: Istanbul metropolitan area
Context triple: [Faculty of Economics, Marmara University, regionServed, Istanbul metropolitan area]
  • A. Istanbul chosen
    Istanbul is a transcontinental metropolis straddling Europe and Asia, renowned as Turkey’s cultural and economic hub and for its rich history as the former capital of the Byzantine and Ottoman Empires.
  • B. Istanbul
    Istanbul is a major Ethereum network upgrade that introduced performance improvements, reduced gas costs for certain operations, and enhanced the platform’s overall scalability and security.
  • C. Ankara Metropolitan Municipality
    Ankara Metropolitan Municipality is the primary local government authority responsible for administering and providing public services across Turkey’s capital city, Ankara.
  • D. Istanbul Metropolitan Municipality
    Istanbul Metropolitan Municipality is the principal local government authority responsible for administering and providing public services across the city of Istanbul, Turkey.
  • E. Ankara
    Ankara is the political and administrative center of Turkey, known for hosting the country’s government institutions and foreign embassies.
  • 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_69ca847162c48190b079076c9595513c elicitation completed
NER batch_69cd7ff39f48819087e696c2c1ffe638 ner completed
NED1 batch_69d16122898c8190947a821f69f957cc ned_source_triple completed
Created at: March 30, 2026, 7:54 p.m.