Triple

T6280802
Position Surface form Disambiguated ID Type / Status
Subject anti-apartheid movement E140775 entity
Predicate supportedLeader P33755 FINISHED
Object Walter Sisulu E132538 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: Walter Sisulu | Statement: [anti-apartheid movement, supportedLeader, Walter Sisulu]

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: Walter Sisulu
Context triple: [anti-apartheid movement, supportedLeader, Walter Sisulu]
  • A. Walter Sisulu chosen
    Walter Sisulu was a prominent South African anti-apartheid activist and African National Congress leader who played a key role in the struggle against white minority rule and was imprisoned for many years alongside Nelson Mandela.
  • B. Max Sisulu
    Max Sisulu is a South African politician and anti-apartheid activist who served as Speaker of the National Assembly and is the son of prominent struggle leader Walter Sisulu.
  • C. Beryl Sisulu
    Beryl Sisulu is a South African diplomat and public figure, known as a member of the prominent Sisulu family that played a key role in the anti-apartheid struggle.
  • D. Ahmed Kathrada
    Ahmed Kathrada was a prominent South African anti-apartheid activist, close associate of Nelson Mandela, and long-serving political prisoner who later became a key figure in the post-apartheid government.
  • E. Oliver Tambo
    Oliver Tambo was a prominent South African anti-apartheid activist and long-serving president of the African National Congress who played a key role in building its international support and guiding the liberation struggle in exile.
  • 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_69c008cc158881908df6ec94a911c736 elicitation completed
NER batch_69c063ddb3a4819083455f6da854f8a9 ner completed
NED1 batch_69c62d1f28748190a62fc26f92f0c15f ned_source_triple completed
Created at: March 22, 2026, 4:26 p.m.