Triple

T1384201

Position	Surface form	Disambiguated ID	Type / Status
Subject	John Winston Spencer-Churchill, 7th Duke of Marlborough	`E29806`	entity
Predicate	child	`P120`	FINISHED
Object	Lord Augustus Robert Spencer-Churchill Lord Augustus Robert Spencer-Churchill was a 19th-century British aristocrat and younger son of the 7th Duke of Marlborough, belonging to the prominent Spencer-Churchill family.	`E182504`	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: Lord Augustus Robert Spencer-Churchill | Statement: [John Winston Spencer-Churchill, 7th Duke of Marlborough, child, Lord Augustus Robert Spencer-Churchill]

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07

Target entity: Lord Augustus Robert Spencer-Churchill
Context triple: [John Winston Spencer-Churchill, 7th Duke of Marlborough, child, Lord Augustus Robert Spencer-Churchill]

A. John Strange Spencer-Churchill
John Strange Spencer-Churchill was a British Army officer and the younger brother of Prime Minister Winston Churchill, known for his military service and role within the prominent Spencer-Churchill family.
B. Lord Randolph Churchill
Lord Randolph Churchill was a prominent 19th-century British Conservative politician and statesman, known for his radical views within the party and as a leading figure of the Fourth Party.
C. Lord Randolph Spencer-Churchill (died in infancy)
Lord Randolph Spencer-Churchill (died in infancy) was a short-lived younger son of George Charles Spencer-Churchill, 8th Duke of Marlborough, belonging to the prominent aristocratic Spencer-Churchill family.
D. Nicholas Soames
Nicholas Soames is a British Conservative politician and grandson of Winston Churchill, who served for many years as a Member of Parliament and held several ministerial roles.
E. Sylvester Churchill
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.
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: Lord Augustus Robert Spencer-Churchill
Triple: [John Winston Spencer-Churchill, 7th Duke of Marlborough, child, Lord Augustus Robert Spencer-Churchill]

Generated description

Lord Augustus Robert Spencer-Churchill was a 19th-century British aristocrat and younger son of the 7th Duke of Marlborough, belonging to the prominent Spencer-Churchill family.

NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07

Target entity: Lord Augustus Robert Spencer-Churchill
Target entity description: Lord Augustus Robert Spencer-Churchill was a 19th-century British aristocrat and younger son of the 7th Duke of Marlborough, belonging to the prominent Spencer-Churchill family.

A. John Strange Spencer-Churchill
John Strange Spencer-Churchill was a British Army officer and the younger brother of Prime Minister Winston Churchill, known for his military service and role within the prominent Spencer-Churchill family.
B. Lord Randolph Churchill
Lord Randolph Churchill was a prominent 19th-century British Conservative politician and statesman, known for his radical views within the party and as a leading figure of the Fourth Party.
C. Lord Randolph Spencer-Churchill (died in infancy)
Lord Randolph Spencer-Churchill (died in infancy) was a short-lived younger son of George Charles Spencer-Churchill, 8th Duke of Marlborough, belonging to the prominent aristocratic Spencer-Churchill family.
D. Nicholas Soames
Nicholas Soames is a British Conservative politician and grandson of Winston Churchill, who served for many years as a Member of Parliament and held several ministerial roles.
E. Sylvester Churchill
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.
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_69a498dc92f8819094a1108f8ac90f43`	completed	March 1, 2026, 7:51 p.m.
NER	Named-entity recognition	`batch_69a4c33896548190b44f70c9aaaed9b6`	completed	March 1, 2026, 10:52 p.m.
NED1	Entity disambiguation (via context triple)	`batch_69ad519e02148190866944223fbe1251`	completed	March 8, 2026, 10:38 a.m.
NEDg	Description generation	`batch_69ad52b1243c8190b65c1f09ee9e2f02`	completed	March 8, 2026, 10:42 a.m.
NED2	Entity disambiguation (via description)	`batch_69ad53257d948190ac1dd9071726c9b5`	completed	March 8, 2026, 10:44 a.m.

Created at: March 1, 2026, 7:59 p.m.