Triple

T438885

Position	Surface form	Disambiguated ID	Type / Status
Subject	Princess Margaret	`E10070`	entity
Predicate	child	`P120`	FINISHED
Object	David Armstrong-Jones, 2nd Earl of Snowdon David Armstrong-Jones, 2nd Earl of Snowdon, is a British furniture maker and former chairman of Christie's London who is the son of Princess Margaret and Antony Armstrong-Jones and a nephew of Queen Elizabeth II.	`E60740`	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: David Armstrong-Jones, 2nd Earl of Snowdon | Statement: [Princess Margaret, child, David Armstrong-Jones, 2nd Earl of Snowdon]

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

Target entity: David Armstrong-Jones, 2nd Earl of Snowdon
Context triple: [Princess Margaret, child, David Armstrong-Jones, 2nd Earl of Snowdon]

A. Antony Armstrong-Jones, 1st Earl of Snowdon
Antony Armstrong-Jones, 1st Earl of Snowdon, was a British photographer and filmmaker who became a prominent member of the royal family through his marriage to Princess Margaret.
B. Countess of Snowdon
The Countess of Snowdon is the courtesy title held by the wife of the Earl of Snowdon, a peerage associated with the British royal family through Princess Margaret’s marriage to Antony Armstrong-Jones.
C. Catherine, Princess of Wales
Catherine, Princess of Wales is a senior member of the British royal family, known for her marriage to Prince William and her prominent role in public and charitable life in the United Kingdom.
D. Diana Churchill
Diana Churchill was the eldest daughter of British Prime Minister Winston Churchill and Clementine Churchill, known for her work as an actress and her involvement in public life during the mid-20th century.
E. Princess Margaret
Princess Margaret was the younger sister of Queen Elizabeth II, known for her glamorous lifestyle, high-profile romances, and often controversial role within the British royal family.
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: David Armstrong-Jones, 2nd Earl of Snowdon
Triple: [Princess Margaret, child, David Armstrong-Jones, 2nd Earl of Snowdon]

Generated description

David Armstrong-Jones, 2nd Earl of Snowdon, is a British furniture maker and former chairman of Christie's London who is the son of Princess Margaret and Antony Armstrong-Jones and a nephew of Queen Elizabeth II.

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

Target entity: David Armstrong-Jones, 2nd Earl of Snowdon
Target entity description: David Armstrong-Jones, 2nd Earl of Snowdon, is a British furniture maker and former chairman of Christie's London who is the son of Princess Margaret and Antony Armstrong-Jones and a nephew of Queen Elizabeth II.

A. Antony Armstrong-Jones, 1st Earl of Snowdon
Antony Armstrong-Jones, 1st Earl of Snowdon, was a British photographer and filmmaker who became a prominent member of the royal family through his marriage to Princess Margaret.
B. Countess of Snowdon
The Countess of Snowdon is the courtesy title held by the wife of the Earl of Snowdon, a peerage associated with the British royal family through Princess Margaret’s marriage to Antony Armstrong-Jones.
C. Catherine, Princess of Wales
Catherine, Princess of Wales is a senior member of the British royal family, known for her marriage to Prince William and her prominent role in public and charitable life in the United Kingdom.
D. Diana Churchill
Diana Churchill was the eldest daughter of British Prime Minister Winston Churchill and Clementine Churchill, known for her work as an actress and her involvement in public life during the mid-20th century.
E. Princess Margaret
Princess Margaret was the younger sister of Queen Elizabeth II, known for her glamorous lifestyle, high-profile romances, and often controversial role within the British royal family.
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_69a2e8465ef481909655c681b01e2986`	completed	Feb. 28, 2026, 1:06 p.m.
NER	Named-entity recognition	`batch_69a2ef283be881909444aaf257451747`	completed	Feb. 28, 2026, 1:35 p.m.
NED1	Entity disambiguation (via context triple)	`batch_69a47469d5248190a14f44d53a3e6e8f`	completed	March 1, 2026, 5:16 p.m.
NEDg	Description generation	`batch_69a474f7dd508190bbae3bb5215456ea`	completed	March 1, 2026, 5:18 p.m.
NED2	Entity disambiguation (via description)	`batch_69a4755a8e588190a47997c603dc0ead`	completed	March 1, 2026, 5:20 p.m.

Created at: Feb. 28, 2026, 1:11 p.m.