Triple

T8215268
Position Surface form Disambiguated ID Type / Status
Subject Alexander Litvinenko E191915 entity
Predicate subjectOf P38 FINISHED
Object Litvinenko inquiry in the United Kingdom
The Litvinenko inquiry in the United Kingdom was a public investigation that examined the 2006 polonium-210 poisoning of former Russian spy Alexander Litvinenko in London and concluded that Russian state agents were likely responsible.
E718916 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: Litvinenko inquiry in the United Kingdom | Statement: [Alexander Litvinenko, subjectOf, Litvinenko inquiry in the United Kingdom]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Litvinenko inquiry in the United Kingdom
Context triple: [Alexander Litvinenko, subjectOf, Litvinenko inquiry in the United Kingdom]
  • A. Barron Inquiry
    The Barron Inquiry was an official Irish investigation led by Justice Henry Barron into a series of Troubles-related bombings, including the 1974 Dublin and Monaghan attacks, examining their circumstances and possible collusion.
  • B. The Salisbury Poisonings
    The Salisbury Poisonings is a British television drama miniseries that recounts the 2018 Novichok nerve agent attack in Salisbury and its impact on the local community and authorities.
  • C. Saville Inquiry
    The Saville Inquiry was a major British public investigation led by Lord Saville of Newdigate into the events of Bloody Sunday in Northern Ireland, ultimately concluding that the killings of unarmed civil rights protesters by British soldiers were unjustified.
  • D. Coppergate
    Coppergate is a historic street in the centre of York, England, known for its Viking-age archaeological discoveries and modern shopping area.
  • E. Grace Williams in The Salisbury Poisonings
    Grace Williams in The Salisbury Poisonings is a central character in the British drama miniseries about the 2018 Salisbury nerve agent attack, portrayed by actress Anne-Marie Duff.
  • 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: Litvinenko inquiry in the United Kingdom
Triple: [Alexander Litvinenko, subjectOf, Litvinenko inquiry in the United Kingdom]
Generated description
The Litvinenko inquiry in the United Kingdom was a public investigation that examined the 2006 polonium-210 poisoning of former Russian spy Alexander Litvinenko in London and concluded that Russian state agents were likely responsible.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Litvinenko inquiry in the United Kingdom
Target entity description: The Litvinenko inquiry in the United Kingdom was a public investigation that examined the 2006 polonium-210 poisoning of former Russian spy Alexander Litvinenko in London and concluded that Russian state agents were likely responsible.
  • A. Barron Inquiry
    The Barron Inquiry was an official Irish investigation led by Justice Henry Barron into a series of Troubles-related bombings, including the 1974 Dublin and Monaghan attacks, examining their circumstances and possible collusion.
  • B. The Salisbury Poisonings
    The Salisbury Poisonings is a British television drama miniseries that recounts the 2018 Novichok nerve agent attack in Salisbury and its impact on the local community and authorities.
  • C. Saville Inquiry
    The Saville Inquiry was a major British public investigation led by Lord Saville of Newdigate into the events of Bloody Sunday in Northern Ireland, ultimately concluding that the killings of unarmed civil rights protesters by British soldiers were unjustified.
  • D. Coppergate
    Coppergate is a historic street in the centre of York, England, known for its Viking-age archaeological discoveries and modern shopping area.
  • E. Grace Williams in The Salisbury Poisonings
    Grace Williams in The Salisbury Poisonings is a central character in the British drama miniseries about the 2018 Salisbury nerve agent attack, portrayed by actress Anne-Marie Duff.
  • 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_69ca82c8c054819087fedd9a5436b8a3 completed March 30, 2026, 2:03 p.m.
NER Named-entity recognition batch_69cb776c5cd081908259b1c3d12285de completed March 31, 2026, 7:27 a.m.
NED1 Entity disambiguation (via context triple) batch_69ccedf320c08190ada5ae5c47d059eb completed April 1, 2026, 10:05 a.m.
NEDg Description generation batch_69ccf1bbbd2481908400436e05911326 completed April 1, 2026, 10:21 a.m.
NED2 Entity disambiguation (via description) batch_69cd05d668ac819098195ba5ec26ec76 completed April 1, 2026, 11:47 a.m.
Created at: March 30, 2026, 5:44 p.m.