Triple

T3808644
Position Surface form Disambiguated ID Type / Status
Subject Charles J. Guiteau E93073 entity
Predicate perpetratorOf P698 FINISHED
Object assassination of James A. Garfield
The assassination of James A. Garfield was the 1881 shooting of the 20th U.S. president, which led to his death and highlighted serious flaws in medical treatment and the patronage-based political system of the era.
 E391696 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 James A. Garfield | Statement: [Charles J. Guiteau, perpetratorOf, assassination of James A. Garfield]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: assassination of James A. Garfield
Context triple: [Charles J. Guiteau, perpetratorOf, assassination of James A. Garfield]
  • 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. 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.
  • C. assassination of Spencer Perceval
    The assassination of Spencer Perceval was the 1812 shooting of the British Prime Minister in the House of Commons, the only successful assassination of a UK prime minister in history.
  • D. 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.
  • E. Charles J. Guiteau
    Charles J. Guiteau was an American lawyer and disgruntled office seeker best known for assassinating U.S. President James A. Garfield in 1881.
  • 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 James A. Garfield
Triple: [Charles J. Guiteau, perpetratorOf, assassination of James A. Garfield]
Generated description
The assassination of James A. Garfield was the 1881 shooting of the 20th U.S. president, which led to his death and highlighted serious flaws in medical treatment and the patronage-based political system of the era.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: assassination of James A. Garfield
Target entity description: The assassination of James A. Garfield was the 1881 shooting of the 20th U.S. president, which led to his death and highlighted serious flaws in medical treatment and the patronage-based political system of the era.
  • 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. 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.
  • C. assassination of Spencer Perceval
    The assassination of Spencer Perceval was the 1812 shooting of the British Prime Minister in the House of Commons, the only successful assassination of a UK prime minister in history.
  • D. 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.
  • E. Charles J. Guiteau
    Charles J. Guiteau was an American lawyer and disgruntled office seeker best known for assassinating U.S. President James A. Garfield in 1881.
  • 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_69aed96a60088190ab1df8390fffc935 completed March 9, 2026, 2:30 p.m.
NER Named-entity recognition batch_69aee80c7fc48190b5c2400918bba5c2 completed March 9, 2026, 3:32 p.m.
NED1 Entity disambiguation (via context triple) batch_69b4fb30a61c819096325d7f11d22f89 completed March 14, 2026, 6:07 a.m.
NEDg Description generation batch_69b4fbd93b1481909f89d807ef870aa7 completed March 14, 2026, 6:10 a.m.
NED2 Entity disambiguation (via description) batch_69b4ffc51bc08190aef4548a351b5604 completed March 14, 2026, 6:27 a.m.
Created at: March 9, 2026, 3:16 p.m.