Triple

T12369732
Position Surface form Disambiguated ID Type / Status
Subject Prince Alexander of Teck E294969 entity
Predicate deathPlace P21 FINISHED
Object Kensington Palace, London, England E10583 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: Kensington Palace, London, England | Statement: [Prince Alexander of Teck, deathPlace, Kensington Palace, London, England]

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: Kensington Palace, London, England
Context triple: [Prince Alexander of Teck, deathPlace, Kensington Palace, London, England]
  • A. Kensington Palace, London chosen
    Kensington Palace, London is a historic royal residence in Kensington Gardens that has long served as a home for members of the British royal family.
  • B. St James's Palace, London
    St James's Palace, London is a historic royal residence in central London that has long served as a principal home and administrative center for the British monarchy.
  • C. Leighton House, Kensington, London
    Leighton House, in Kensington, London, is a historic studio-house museum famed for its richly decorated interiors and extensive art collection, once home to Victorian artist Frederic Leighton.
  • D. Buckingham Palace
    Buckingham Palace is the British monarch’s principal London residence and administrative headquarters, renowned as a symbol of the United Kingdom’s royal family and state ceremonial life.
  • E. Kensington Palace Gardens diplomatic quarter
    The Kensington Palace Gardens diplomatic quarter is an exclusive, tree-lined avenue in London known for housing numerous foreign embassies and ambassadorial residences.
  • 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_69d6ab6d8a4081908636601e69ddf262 elicitation completed
NER batch_69d93fa65a608190a1597a49751185a8 ner completed
NED1 batch_69f64b926c5c81909427eb191ae75ec6 ned_source_triple completed
Created at: April 8, 2026, 9:54 p.m.