Triple

T7681777
Position Surface form Disambiguated ID Type / Status
Subject Ella van Heemstra E174011 entity
Predicate child P120 FINISHED
Object Ian Edgar Bruce Quarles van Ufford
Ian Edgar Bruce Quarles van Ufford is a Dutch nobleman and diplomat, notable as the son of baroness Ella van Heemstra and half-brother of actress Audrey Hepburn.
E681966 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: Ian Edgar Bruce Quarles van Ufford | Statement: [Ella van Heemstra, child, Ian Edgar Bruce Quarles van Ufford]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Ian Edgar Bruce Quarles van Ufford
Context triple: [Ella van Heemstra, child, Ian Edgar Bruce Quarles van Ufford]
  • A. Anthony Dryden Marshall
    Anthony Dryden Marshall was an American diplomat, theatrical producer, and U.S. Marine Corps veteran who later gained notoriety for his criminal conviction related to the financial exploitation of his mother, philanthropist Brooke Astor.
  • B. Christopher Percy Gordon Blackwell
    Christopher Percy Gordon Blackwell is a British-Jamaican record producer and entrepreneur best known as the founder of Island Records, which helped bring reggae and artists like Bob Marley to international prominence.
  • C. Robert Bruce Ford
    Robert Bruce Ford was a controversial Canadian politician who served as the 64th mayor of Toronto from 2010 to 2014, gaining international notoriety for his populist style and substance abuse scandals.
  • D. Andrew Humphrey
    Andrew Humphrey was a senior Royal Air Force officer who rose to become Chief of the Air Staff and later Chief of the Defence Staff in the United Kingdom.
  • E. Michael Evans
    Michael Evans is a smart, socially conscious teenage son in the 1970s sitcom "Good Times," often serving as the show's outspoken voice on political and racial issues.
  • 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: Ian Edgar Bruce Quarles van Ufford
Triple: [Ella van Heemstra, child, Ian Edgar Bruce Quarles van Ufford]
Generated description
Ian Edgar Bruce Quarles van Ufford is a Dutch nobleman and diplomat, notable as the son of baroness Ella van Heemstra and half-brother of actress Audrey Hepburn.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Ian Edgar Bruce Quarles van Ufford
Target entity description: Ian Edgar Bruce Quarles van Ufford is a Dutch nobleman and diplomat, notable as the son of baroness Ella van Heemstra and half-brother of actress Audrey Hepburn.
  • A. Anthony Dryden Marshall
    Anthony Dryden Marshall was an American diplomat, theatrical producer, and U.S. Marine Corps veteran who later gained notoriety for his criminal conviction related to the financial exploitation of his mother, philanthropist Brooke Astor.
  • B. Christopher Percy Gordon Blackwell
    Christopher Percy Gordon Blackwell is a British-Jamaican record producer and entrepreneur best known as the founder of Island Records, which helped bring reggae and artists like Bob Marley to international prominence.
  • C. Robert Bruce Ford
    Robert Bruce Ford was a controversial Canadian politician who served as the 64th mayor of Toronto from 2010 to 2014, gaining international notoriety for his populist style and substance abuse scandals.
  • D. Andrew Humphrey
    Andrew Humphrey was a senior Royal Air Force officer who rose to become Chief of the Air Staff and later Chief of the Defence Staff in the United Kingdom.
  • E. Michael Evans
    Michael Evans is a smart, socially conscious teenage son in the 1970s sitcom "Good Times," often serving as the show's outspoken voice on political and racial issues.
  • 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_69c6995840408190a19de6c51090f46f completed March 27, 2026, 2:51 p.m.
NER Named-entity recognition batch_69c70201387c8190afc8479b5a9e21e8 completed March 27, 2026, 10:17 p.m.
NED1 Entity disambiguation (via context triple) batch_69c8a25304b88190920c2e4908925ce2 completed March 29, 2026, 3:53 a.m.
NEDg Description generation batch_69c8a3c18f208190bff7ebdcf7ba2be1 completed March 29, 2026, 4 a.m.
NED2 Entity disambiguation (via description) batch_69c8a7a002308190826cb99f238975c5 completed March 29, 2026, 4:16 a.m.
Created at: March 27, 2026, 4:01 p.m.