Lincoln assassination conspirators
E189122
The Lincoln assassination conspirators were a group of individuals who plotted with John Wilkes Booth in 1865 to kidnap and ultimately assassinate President Abraham Lincoln and attack other top Union officials.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Lincoln assassination conspiracy | 4 |
| Lincoln assassination conspirators canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1687157 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Lincoln assassination conspirators Context triple: [Samuel Arnold, associatedWith, Lincoln assassination conspirators]
-
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.
Murder in the White House
Murder in the White House is a political mystery novel by Elliott Roosevelt that features a fictionalized Eleanor Roosevelt solving a murder inside the presidential residence.
-
C.
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.
-
D.
John Wilkes Booth
John Wilkes Booth was an American stage actor and Confederate sympathizer best known for assassinating President Abraham Lincoln in 1865.
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E.
Killing of Lee Harvey Oswald
The Killing of Lee Harvey Oswald was the fatal shooting of President John F. Kennedy’s accused assassin by nightclub owner Jack Ruby while Oswald was in police custody, an event that fueled widespread controversy and conspiracy theories.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Lincoln assassination conspirators Target entity description: The Lincoln assassination conspirators were a group of individuals who plotted with John Wilkes Booth in 1865 to kidnap and ultimately assassinate President Abraham Lincoln and attack other top Union officials.
-
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.
Murder in the White House
Murder in the White House is a political mystery novel by Elliott Roosevelt that features a fictionalized Eleanor Roosevelt solving a murder inside the presidential residence.
-
C.
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.
-
D.
John Wilkes Booth
John Wilkes Booth was an American stage actor and Confederate sympathizer best known for assassinating President Abraham Lincoln in 1865.
-
E.
Killing of Lee Harvey Oswald
The Killing of Lee Harvey Oswald was the fatal shooting of President John F. Kennedy’s accused assassin by nightclub owner Jack Ruby while Oswald was in police custody, an event that fueled widespread controversy and conspiracy theories.
- F. None of above. chosen
Statements (51)
| Predicate | Object |
|---|---|
| instanceOf |
criminal conspiracy
ⓘ
historical group ⓘ |
| activeIn |
American Civil War
ⓘ
Maryland ⓘ Washington, D.C. ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| hasLeader | John Wilkes Booth ⓘ |
| hasMember |
David Herold
ⓘ
Dr. Samuel Mudd ⓘ Edman Spangler ⓘ George Atzerodt ⓘ John H. Surratt ⓘ
surface form:
John Surratt
John Wilkes Booth ⓘ Lewis Paine ⓘ Lewis Powell ⓘ Mary Surratt ⓘ Michael O'Laughlen ⓘ
surface form:
Michael O’Laughlen
Samuel Arnold ⓘ |
| hasMemberRole |
David Herold – assisted Lewis Powell and aided Booth’s escape
ⓘ
Dr. Samuel Mudd ⓘ
surface form:
Dr. Samuel Mudd – treated Booth’s broken leg and helped his flight
Edman Spangler – stagehand who assisted Booth at Ford’s Theatre ⓘ George Atzerodt ⓘ
surface form:
George Atzerodt – assigned to attack Vice President Andrew Johnson
John H. Surratt ⓘ
surface form:
John Surratt – involved in kidnap plotting and Confederate courier
John Wilkes Booth ⓘ
surface form:
John Wilkes Booth – principal assassin of Abraham Lincoln
Lewis Powell – assigned to attack Secretary of State William H. Seward ⓘ Mary Surratt – provided boarding house used for meetings ⓘ Michael O’Laughlen – involved in earlier kidnap plot ⓘ Samuel Arnold – involved in earlier kidnap plot ⓘ |
| hasPrimaryTarget | Abraham Lincoln ⓘ |
| hasSecondaryTarget |
Andrew Johnson
ⓘ
William H. Seward ⓘ |
| notableEvent |
Assassination of Abraham Lincoln
ⓘ
Attack on William H. Seward ⓘ planned attack on Andrew Johnson ⓘ |
| notableExecutedMember |
David Herold
ⓘ
George Atzerodt ⓘ Lewis Powell ⓘ Mary Surratt ⓘ |
| opposed | Union government ⓘ |
| planned |
assassination of Abraham Lincoln
ⓘ
attack on Andrew Johnson ⓘ attack on William H. Seward ⓘ kidnapping of Abraham Lincoln ⓘ |
| relatedToEvent |
Reconstruction era
ⓘ
surface form:
American Reconstruction era
|
| someMembersExecutedAt | Old Arsenal Penitentiary ⓘ |
| someMembersExecutedOn | 1865-07-07 ⓘ |
| supported | Confederate cause ⓘ |
| timePeriod |
1864
ⓘ
1865 ⓘ |
| trialLocation | Washington, D.C. ⓘ |
| triedBy | United States military commission ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Lincoln assassination conspirators Description of subject: The Lincoln assassination conspirators were a group of individuals who plotted with John Wilkes Booth in 1865 to kidnap and ultimately assassinate President Abraham Lincoln and attack other top Union officials.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Lincoln assassination conspiracy
this entity surface form:
Lincoln assassination conspiracy
subject surface form:
Mary Surratt
this entity surface form:
Lincoln assassination conspiracy
subject surface form:
John Surratt Jr.
this entity surface form:
Lincoln assassination conspiracy