Triple

T65042
Position Surface form Disambiguated ID Type / Status
Subject Dealey Plaza E1293 entity
Predicate significantEvent P259 FINISHED
Object Assassination of John F. Kennedy
The Assassination of John F. Kennedy was the 1963 killing of the 35th U.S. president in Dallas, Texas, an event that shocked the world and has since been the subject of extensive investigation and controversy.
E4697 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: Assassination of John F. Kennedy | Statement: [Dealey Plaza, significantEvent, Assassination of John F. Kennedy]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Assassination of John F. Kennedy
Context triple: [Dealey Plaza, significantEvent, Assassination of John F. Kennedy]
  • A. Assassination of Abraham Lincoln
    The Assassination of Abraham Lincoln was the 1865 killing of the 16th U.S. president by John Wilkes Booth at Ford’s Theatre in Washington, D.C., an event that shocked the nation and profoundly shaped the aftermath of the Civil War.
  • B. Haymarket affair
    The Haymarket affair was an 1886 labor protest and bombing in Chicago that became a pivotal moment in the history of workers’ rights and the labor movement in the United States.
  • C. Chappaquiddick incident
    The Chappaquiddick incident was a 1969 car accident on Chappaquiddick Island involving Senator Edward M. Kennedy that resulted in the death of Mary Jo Kopechne and had lasting political repercussions for Kennedy's career.
  • D. Watergate scandal
    The Watergate scandal was a major 1970s American political scandal involving the Nixon administration’s attempts to cover up a break-in at the Democratic National Committee headquarters, ultimately leading to President Richard Nixon’s resignation.
  • E. Haymarket
    Haymarket is a small historic town in Prince William County, Northern Virginia, known for its quaint downtown and proximity to Washington, D.C.
  • 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: Assassination of John F. Kennedy
Triple: [Dealey Plaza, significantEvent, Assassination of John F. Kennedy]
Generated description
The Assassination of John F. Kennedy was the 1963 killing of the 35th U.S. president in Dallas, Texas, an event that shocked the world and has since been the subject of extensive investigation and controversy.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Assassination of John F. Kennedy
Target entity description: The Assassination of John F. Kennedy was the 1963 killing of the 35th U.S. president in Dallas, Texas, an event that shocked the world and has since been the subject of extensive investigation and controversy.
  • A. Assassination of Abraham Lincoln
    The Assassination of Abraham Lincoln was the 1865 killing of the 16th U.S. president by John Wilkes Booth at Ford’s Theatre in Washington, D.C., an event that shocked the nation and profoundly shaped the aftermath of the Civil War.
  • B. Haymarket affair
    The Haymarket affair was an 1886 labor protest and bombing in Chicago that became a pivotal moment in the history of workers’ rights and the labor movement in the United States.
  • C. Chappaquiddick incident
    The Chappaquiddick incident was a 1969 car accident on Chappaquiddick Island involving Senator Edward M. Kennedy that resulted in the death of Mary Jo Kopechne and had lasting political repercussions for Kennedy's career.
  • D. Watergate scandal
    The Watergate scandal was a major 1970s American political scandal involving the Nixon administration’s attempts to cover up a break-in at the Democratic National Committee headquarters, ultimately leading to President Richard Nixon’s resignation.
  • E. Haymarket
    Haymarket is a small historic town in Prince William County, Northern Virginia, known for its quaint downtown and proximity to Washington, D.C.
  • 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_69a24ba4f760819081f6638a3c70538a completed Feb. 28, 2026, 1:57 a.m.
NER Named-entity recognition batch_69a24ee6ba348190b00977285d74d8f5 completed Feb. 28, 2026, 2:11 a.m.
NED1 Entity disambiguation (via context triple) batch_69a2554da8848190a445b503d98769aa completed Feb. 28, 2026, 2:39 a.m.
NEDg Description generation batch_69a255b409a081908871ed7fee07be29 completed Feb. 28, 2026, 2:40 a.m.
NED2 Entity disambiguation (via description) batch_69a256e8f7ec81909450c07bf7bafa0a completed Feb. 28, 2026, 2:46 a.m.
Created at: Feb. 28, 2026, 2:02 a.m.