Triple

T5457363
Position Surface form Disambiguated ID Type / Status
Subject Fort Churchill E122512 entity
Predicate namedAfter P63 FINISHED
Object Sylvester Churchill E155441 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: Sylvester Churchill | Statement: [Fort Churchill, namedAfter, Sylvester Churchill]

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: Sylvester Churchill
Context triple: [Fort Churchill, namedAfter, Sylvester Churchill]
  • A. Sylvester Churchill chosen
    Sylvester Churchill was a 19th-century U.S. Army officer and Inspector General noted for his service in the Mexican–American War, for whom Churchill County in Nevada is named.
  • B. Henry Churchill de Mille
    Henry Churchill de Mille was an American playwright and educator of the late 19th century, best known as the father of pioneering film directors Cecil B. DeMille and William C. deMille.
  • C. Cecil Leigh-Mallory
    Cecil Leigh-Mallory was a British individual known primarily through historical records that reference him in connection with the Leigh-Mallory family name.
  • D. Leo Amery
    Leo Amery was a prominent British Conservative politician and journalist who served in several key government posts during the early to mid-20th century, particularly noted for his role in imperial and wartime policy.
  • E. Edward Carson
    Edward Carson was a prominent Irish unionist politician and barrister best known for leading opposition to Irish Home Rule in the early 20th century.
  • 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_69bd46424248819085282ddf50a565f3 elicitation completed
NER batch_69bd91f05c48819095bb4e371209adee ner completed
NED1 batch_69bf4885dc708190aff55f4f5d0ff92f ned_source_triple completed
Created at: March 20, 2026, 2:08 p.m.