Triple

T18389047
Position Surface form Disambiguated ID Type / Status
Subject Chechnya: The Disappearance of a Society E449671 entity
Predicate contributor P1993 FINISHED
Object Anna Politkovskaya — 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: Anna Politkovskaya | Statement: [Chechnya: The Disappearance of a Society, contributor, Anna Politkovskaya]

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: Anna Politkovskaya
Context triple: [Chechnya: The Disappearance of a Society, contributor, Anna Politkovskaya]
  • A. Anna Politkovskaya chosen
    Anna Politkovskaya was a Russian investigative journalist and human rights activist renowned for her courageous reporting on the Chechen wars and criticism of the Putin government, for which she was ultimately assassinated.
  • B. Raisa Akhmetovna Nemtsova
    Raisa Akhmetovna Nemtsova is the mother of Russian journalist and activist Zhanna Nemtsova and was the wife of the late opposition politician Boris Nemtsov.
  • C. Zhanna Nemtsova
    Zhanna Nemtsova is a Russian journalist, activist, and daughter of slain opposition leader Boris Nemtsov, known for her work promoting democracy and human rights.
  • D. Boris Nemtsov
    Boris Nemtsov was a prominent Russian liberal politician and opposition leader, known for his criticism of Vladimir Putin and advocacy for democratic reforms.
  • E. Yelena Piotrovskaya
    Yelena Piotrovskaya is a notable bearer of the Russian surname Piotrovskaya, associated with the broader Piotrovsky/Piotrovskaya family name.
  • 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_69d8b9fab8a8819086a9ddc0871715e0 elicitation completed
NER batch_69e51840884c81908e84e9206b4739ee ner completed
Created at: April 10, 2026, 10:46 a.m.