Triple

T3686425
Position Surface form Disambiguated ID Type / Status
Subject Duke of Westminster E78235 entity
Predicate firstHolder P291 FINISHED
Object Hugh Grosvenor, 1st Duke of Westminster
Hugh Grosvenor, 1st Duke of Westminster, was a prominent 19th-century British aristocrat and landowner whose vast London estates, including much of Mayfair and Belgravia, made him one of the wealthiest men of his era.
E379270 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: Hugh Grosvenor, 1st Duke of Westminster | Statement: [Duke of Westminster, firstHolder, Hugh Grosvenor, 1st Duke of Westminster]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Hugh Grosvenor, 1st Duke of Westminster
Context triple: [Duke of Westminster, firstHolder, Hugh Grosvenor, 1st Duke of Westminster]
  • A. Robert Grosvenor, 1st Marquess of Westminster
    Robert Grosvenor, 1st Marquess of Westminster, was a prominent 19th-century British aristocrat and politician whose development of his London estates helped shape some of the city's most affluent districts.
  • B. Richard Grosvenor, 2nd Marquess of Westminster
    Richard Grosvenor, 2nd Marquess of Westminster was a prominent 19th-century British aristocrat, landowner, and politician whose family’s vast London estates helped shape areas such as Belgravia and Mayfair.
  • C. Duke of Westminster
    The Duke of Westminster is a hereditary British peerage title held by the head of the Grosvenor family, one of the United Kingdom’s wealthiest landowning dynasties with extensive property holdings in central London and beyond.
  • D. Edward Cavendish, 10th Duke of Devonshire
    Edward Cavendish, 10th Duke of Devonshire, was a prominent 20th-century British aristocrat and landowner who served as Lord Lieutenant of Derbyshire and held various ceremonial and public roles within the United Kingdom.
  • E. Andrew Cavendish, 11th Duke of Devonshire
    Andrew Cavendish, 11th Duke of Devonshire, was a prominent British aristocrat and politician who modernized the Chatsworth estate and served as a senior figure in the postwar Conservative Party.
  • 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: Hugh Grosvenor, 1st Duke of Westminster
Triple: [Duke of Westminster, firstHolder, Hugh Grosvenor, 1st Duke of Westminster]
Generated description
Hugh Grosvenor, 1st Duke of Westminster, was a prominent 19th-century British aristocrat and landowner whose vast London estates, including much of Mayfair and Belgravia, made him one of the wealthiest men of his era.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Hugh Grosvenor, 1st Duke of Westminster
Target entity description: Hugh Grosvenor, 1st Duke of Westminster, was a prominent 19th-century British aristocrat and landowner whose vast London estates, including much of Mayfair and Belgravia, made him one of the wealthiest men of his era.
  • A. Robert Grosvenor, 1st Marquess of Westminster
    Robert Grosvenor, 1st Marquess of Westminster, was a prominent 19th-century British aristocrat and politician whose development of his London estates helped shape some of the city's most affluent districts.
  • B. Richard Grosvenor, 2nd Marquess of Westminster
    Richard Grosvenor, 2nd Marquess of Westminster was a prominent 19th-century British aristocrat, landowner, and politician whose family’s vast London estates helped shape areas such as Belgravia and Mayfair.
  • C. Duke of Westminster
    The Duke of Westminster is a hereditary British peerage title held by the head of the Grosvenor family, one of the United Kingdom’s wealthiest landowning dynasties with extensive property holdings in central London and beyond.
  • D. Edward Cavendish, 10th Duke of Devonshire
    Edward Cavendish, 10th Duke of Devonshire, was a prominent 20th-century British aristocrat and landowner who served as Lord Lieutenant of Derbyshire and held various ceremonial and public roles within the United Kingdom.
  • E. Andrew Cavendish, 11th Duke of Devonshire
    Andrew Cavendish, 11th Duke of Devonshire, was a prominent British aristocrat and politician who modernized the Chatsworth estate and served as a senior figure in the postwar Conservative Party.
  • 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_69ad85e285a081908f8cbfa9e2ed9b75 completed March 8, 2026, 2:21 p.m.
NER Named-entity recognition batch_69adc4c676748190b074abfb9ba43b49 completed March 8, 2026, 6:49 p.m.
NED1 Entity disambiguation (via context triple) batch_69b4c3bd473c8190b814689f3c76cada completed March 14, 2026, 2:11 a.m.
NEDg Description generation batch_69b4c463b53c8190b3333fda95862545 completed March 14, 2026, 2:13 a.m.
NED2 Entity disambiguation (via description) batch_69b4c4ee4db88190810a1d49d757b2b6 completed March 14, 2026, 2:16 a.m.
Created at: March 8, 2026, 3:26 p.m.