Triple

T8853918
Position Surface form Disambiguated ID Type / Status
Subject Duchess Consuelo of Marlborough E210703 entity
Predicate title P38 FINISHED
Object Duchess of Marlborough E171958 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: Duchess of Marlborough | Statement: [Duchess Consuelo of Marlborough, title, Duchess of Marlborough]

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: Duchess of Marlborough
Context triple: [Duchess Consuelo of Marlborough, title, Duchess of Marlborough]
  • A. Duchess of Marlborough chosen
    The Duchess of Marlborough is a British noble title historically associated with the influential Churchill family and the grand Blenheim Palace.
  • B. Countess of Marlborough
    The Countess of Marlborough is a British noble title historically associated with Sarah Churchill, a powerful courtier and close confidante of Queen Anne who became one of the most influential women of the late 17th and early 18th centuries.
  • C. Duchess of Grafton
    The Duchess of Grafton is a British noble title traditionally held by the wife of the Duke of Grafton, a peerage created in the late 17th century for an illegitimate son of King Charles II.
  • D. Lady Maria Theresa Villiers
    Lady Maria Theresa Villiers was a 19th-century British aristocrat and political hostess connected to the influential Villiers family and married to statesman Sir George Cornewall Lewis.
  • E. Sarah Churchill, Duchess of Marlborough
    Sarah Churchill, Duchess of Marlborough, was a powerful English courtier and close confidante of Queen Anne who became one of the most influential women and political figures of the early 18th 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_69ca838a424c8190b1ecac115c2927e7 elicitation completed
NER batch_69cc60c6dce88190b175698b191fb89b ner completed
NED1 batch_69cfa09557dc81908b5690bf5c392528 ned_source_triple completed
Created at: March 30, 2026, 6:49 p.m.