Triple

T7875056
Position Surface form Disambiguated ID Type / Status
Subject Athina Onassis (Tina Livanos) E182829 entity
Predicate spouse P13 FINISHED
Object 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.
E729127 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, 11th Duke of Marlborough | Statement: [Athina Onassis (Tina Livanos), spouse, John Spencer-Churchill, 11th Duke of Marlborough]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: John Spencer-Churchill, 11th Duke of Marlborough
Context triple: [Athina Onassis (Tina Livanos), spouse, John Spencer-Churchill, 11th Duke of Marlborough]
  • A. 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.
  • B. 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.
  • C. 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.
  • D. George Spencer-Churchill, 6th Duke of Marlborough
    George Spencer-Churchill, 6th Duke of Marlborough, was a 19th-century British peer and politician who held the Marlborough dukedom before his more politically prominent son, the 7th Duke.
  • E. George Spencer-Churchill, 5th Duke of Marlborough
    George Spencer-Churchill, 5th Duke of Marlborough, was a British aristocrat and politician who served as Lord Chamberlain and was a prominent member of the influential Churchill-Marlborough lineage in the late 18th and early 19th centuries.
  • 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, 11th Duke of Marlborough
Triple: [Athina Onassis (Tina Livanos), spouse, John Spencer-Churchill, 11th Duke of Marlborough]
Generated description
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.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: John Spencer-Churchill, 11th Duke of Marlborough
Target entity description: 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.
  • A. 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.
  • B. 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.
  • C. 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.
  • D. George Spencer-Churchill, 6th Duke of Marlborough
    George Spencer-Churchill, 6th Duke of Marlborough, was a 19th-century British peer and politician who held the Marlborough dukedom before his more politically prominent son, the 7th Duke.
  • E. George Spencer-Churchill, 5th Duke of Marlborough
    George Spencer-Churchill, 5th Duke of Marlborough, was a British aristocrat and politician who served as Lord Chamberlain and was a prominent member of the influential Churchill-Marlborough lineage in the late 18th and early 19th centuries.
  • 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_69ca828a17248190b46defe758bc5ad3 completed March 30, 2026, 2:02 p.m.
NER Named-entity recognition batch_69cb39a961188190b2f12f8fe5d66641 completed March 31, 2026, 3:04 a.m.
NED1 Entity disambiguation (via context triple) batch_69cde6a2bdd08190897705615109dae0 completed April 2, 2026, 3:46 a.m.
NEDg Description generation batch_69cdeb1fa7308190810b1fcc2184374a completed April 2, 2026, 4:05 a.m.
NED2 Entity disambiguation (via description) batch_69cdec3081d88190ad0699f9072d3fc7 completed April 2, 2026, 4:10 a.m.
Created at: March 30, 2026, 4:56 p.m.