Triple

T51331
Position Surface form Disambiguated ID Type / Status
Subject American Civil War E1006 entity
Predicate significantEvent P259 FINISHED
Object 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.
E3981 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 Abraham Lincoln | Statement: [American Civil War, significantEvent, Assassination of Abraham Lincoln]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Assassination of Abraham Lincoln
Context triple: [American Civil War, significantEvent, Assassination of Abraham Lincoln]
  • A. 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.
  • B. Burning of Washington
    The Burning of Washington was a British attack during the War of 1812 in which invading forces captured and set fire to multiple U.S. government buildings in the capital, including the presidential mansion.
  • 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. Abraham Lincoln
    Abraham Lincoln was the 16th president of the United States, best known for leading the country through the Civil War and issuing the Emancipation Proclamation that began the process of ending slavery.
  • E. 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.
  • 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 Abraham Lincoln
Triple: [American Civil War, significantEvent, Assassination of Abraham Lincoln]
Generated description
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.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Assassination of Abraham Lincoln
Target entity description: 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.
  • A. 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.
  • B. Haymarket
    Haymarket is a small historic town in Prince William County, Northern Virginia, known for its quaint downtown and proximity to Washington, D.C.
  • C. Burning of Washington
    The Burning of Washington was a British attack during the War of 1812 in which invading forces captured and set fire to multiple U.S. government buildings in the capital, including the presidential mansion.
  • D. 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.
  • E. Abraham Lincoln
    Abraham Lincoln was the 16th president of the United States, best known for leading the country through the Civil War and issuing the Emancipation Proclamation that began the process of ending slavery.
  • 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_69a2480baefc81909951b14058479aa2 completed Feb. 28, 2026, 1:42 a.m.
NER Named-entity recognition batch_69a24b0382b48190a7ca80ade6d2e270 completed Feb. 28, 2026, 1:55 a.m.
NED1 Entity disambiguation (via context triple) batch_69a24e67187c8190950aec5d9f8ecc60 completed Feb. 28, 2026, 2:09 a.m.
NEDg Description generation batch_69a24eff3f0881909b46502175682d99 completed Feb. 28, 2026, 2:12 a.m.
NED2 Entity disambiguation (via description) batch_69a2542d9b388190bcc4581c3b79aa51 completed Feb. 28, 2026, 2:34 a.m.
Created at: Feb. 28, 2026, 1:47 a.m.