Triple

T9821773
Position Surface form Disambiguated ID Type / Status
Subject Reverend Lord George Henry Spencer-Churchill E238547 entity
Predicate siblingOf P363 FINISHED
Object John Spencer-Churchill, 6th Duke of Marlborough
John Spencer-Churchill, 6th Duke of Marlborough was a 19th-century British aristocrat and landowner who held one of England’s most prominent dukedoms and was a member of the influential Spencer-Churchill family associated with Blenheim Palace.
E872855 NE FINISHED

How this triple was built (4 steps)

Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.

NER Named-entity recognition gpt-5-mini
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: John Spencer-Churchill, 6th Duke of Marlborough | Statement: [Reverend Lord George Henry Spencer-Churchill, siblingOf, John Spencer-Churchill, 6th Duke of Marlborough]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: John Spencer-Churchill, 6th Duke of Marlborough
Context triple: [Reverend Lord George Henry Spencer-Churchill, siblingOf, John Spencer-Churchill, 6th Duke of Marlborough]
  • A. John Spencer-Churchill, 5th Duke of Marlborough
    John Spencer-Churchill, 5th Duke of Marlborough, was a 19th-century British peer and head of the influential Spencer-Churchill family, associated with Blenheim Palace and the Marlborough ducal line.
  • B. John Spencer-Churchill, 7th Duke of Marlborough
    John Spencer-Churchill, 7th Duke of Marlborough, was a 19th-century British aristocrat and politician who served as Lord Lieutenant of Ireland and head of the prominent Spencer-Churchill family.
  • C. John Spencer-Churchill, 8th Duke of Marlborough
    John Spencer-Churchill, 8th Duke of Marlborough was a British aristocrat and peer, head of the prominent Spencer-Churchill family and holder of one of the most prestigious dukedoms in the United Kingdom.
  • D. John Spencer-Churchill, 10th Duke of Marlborough
    John Spencer-Churchill, 10th Duke of Marlborough, was a prominent British aristocrat and landowner of the late 19th and early 20th centuries, head of the Marlborough ducal line and custodian of Blenheim Palace.
  • E. John Spencer-Churchill, 11th Duke of Marlborough
    John Spencer-Churchill, 11th Duke of Marlborough, was a British aristocrat and landowner who headed the prominent Spencer-Churchill family and presided over the Blenheim Palace estate in the 20th century.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: John Spencer-Churchill, 6th Duke of Marlborough
Triple: [Reverend Lord George Henry Spencer-Churchill, siblingOf, John Spencer-Churchill, 6th Duke of Marlborough]
Generated description
John Spencer-Churchill, 6th Duke of Marlborough was a 19th-century British aristocrat and landowner who held one of England’s most prominent dukedoms and was a member of the influential Spencer-Churchill family associated with Blenheim Palace.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: John Spencer-Churchill, 6th Duke of Marlborough
Target entity description: John Spencer-Churchill, 6th Duke of Marlborough was a 19th-century British aristocrat and landowner who held one of England’s most prominent dukedoms and was a member of the influential Spencer-Churchill family associated with Blenheim Palace.
  • A. John Spencer-Churchill, 5th Duke of Marlborough
    John Spencer-Churchill, 5th Duke of Marlborough, was a 19th-century British peer and head of the influential Spencer-Churchill family, associated with Blenheim Palace and the Marlborough ducal line.
  • B. John Spencer-Churchill, 7th Duke of Marlborough
    John Spencer-Churchill, 7th Duke of Marlborough, was a 19th-century British aristocrat and politician who served as Lord Lieutenant of Ireland and head of the prominent Spencer-Churchill family.
  • C. John Spencer-Churchill, 8th Duke of Marlborough
    John Spencer-Churchill, 8th Duke of Marlborough was a British aristocrat and peer, head of the prominent Spencer-Churchill family and holder of one of the most prestigious dukedoms in the United Kingdom.
  • D. John Spencer-Churchill, 10th Duke of Marlborough
    John Spencer-Churchill, 10th Duke of Marlborough, was a prominent British aristocrat and landowner of the late 19th and early 20th centuries, head of the Marlborough ducal line and custodian of Blenheim Palace.
  • E. John Spencer-Churchill, 11th Duke of Marlborough
    John Spencer-Churchill, 11th Duke of Marlborough, was a British aristocrat and landowner who headed the prominent Spencer-Churchill family and presided over the Blenheim Palace estate in the 20th century.
  • F. None of above. chosen

Provenance (5 batches)

The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.

Step Stage Batch ID Status When
creating Elicitation batch_69ca84dfde1481909f47c286d715f892 completed March 30, 2026, 2:12 p.m.
NER Named-entity recognition batch_69cdb3147ecc81908cfca84c05a367d9 completed April 2, 2026, 12:06 a.m.
NED1 Entity disambiguation (via context triple) batch_69d94aceb7108190beeec78587c04161 completed April 10, 2026, 7:09 p.m.
NEDg Description generation batch_69d94c6fa9ac8190819a399754d2bd15 completed April 10, 2026, 7:15 p.m.
NED2 Entity disambiguation (via description) batch_69d953440a508190a50d1897cdbeba03 completed April 10, 2026, 7:45 p.m.
Created at: March 30, 2026, 8:31 p.m.