Triple

T8853914
Position Surface form Disambiguated ID Type / Status
Subject Duchess Consuelo of Marlborough E210703 entity
Predicate spouse P13 FINISHED
Object Charles Spencer-Churchill, 9th Duke of Marlborough E33900 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: Charles Spencer-Churchill, 9th Duke of Marlborough | Statement: [Duchess Consuelo of Marlborough, spouse, Charles Spencer-Churchill, 9th Duke 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: Charles Spencer-Churchill, 9th Duke of Marlborough
Context triple: [Duchess Consuelo of Marlborough, spouse, Charles Spencer-Churchill, 9th Duke of Marlborough]
  • A. Charles Spencer-Churchill, 9th Duke of Marlborough chosen
    Charles Spencer-Churchill, 9th Duke of Marlborough, was a prominent British aristocrat and landowner of the late 19th and early 20th centuries, known for his stewardship of Blenheim Palace and his high-profile marriage to American heiress Consuelo Vanderbilt.
  • B. Charles James Spencer-Churchill, 12th Duke of Marlborough
    Charles James Spencer-Churchill, 12th Duke of Marlborough, is a British aristocrat and landowner who inherited the dukedom and Blenheim Palace, continuing the prominent Spencer-Churchill family line.
  • C. George Charles Spencer-Churchill, 8th Duke of Marlborough
    George Charles Spencer-Churchill, 8th Duke of Marlborough, was a prominent British aristocrat and landowner of the Spencer-Churchill family who held the dukedom of Marlborough in the late 19th and early 20th centuries.
  • D. James Spencer-Churchill, 12th Duke of Marlborough
    James Spencer-Churchill, 12th Duke of Marlborough, was a British aristocrat and landowner best known for overseeing Blenheim Palace and for his role within the prominent Spencer-Churchill family.
  • E. John Winston Spencer-Churchill, 7th Duke of Marlborough
    John Winston Spencer-Churchill, 7th Duke of Marlborough, was a prominent 19th-century British Conservative politician and aristocrat who served as Lord Lieutenant of Ireland and was the grandfather of Prime Minister Winston Churchill.
  • 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_69d178b408c8819080cd15c1efcd7002 ned_source_triple completed
Created at: March 30, 2026, 6:49 p.m.