Lewis Powell
E124476
Lewis Powell was a Confederate sympathizer and member of John Wilkes Booth’s plot who attempted to assassinate Secretary of State William H. Seward on the night Abraham Lincoln was killed.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Lewis Powell canonical | 14 |
| Lewis Powell (Lewis Paine) | 1 |
| Lewis Powell Jr. | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T186011 — 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: Lewis Powell Context triple: [Assassination of Abraham Lincoln, conspirator, Lewis Powell]
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A.
Daniel P. Hanley
Daniel P. Hanley is an American film editor best known for his long-time collaboration with director Ron Howard on numerous major Hollywood films.
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B.
John R. Steelman
John R. Steelman was an American administrator and labor mediator who served as a top aide to President Harry S. Truman and became one of the most influential behind-the-scenes figures in the postwar White House.
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C.
William Henry Furman
William Henry Furman was the defendant in the landmark U.S. Supreme Court case Furman v. Georgia, which led to a temporary halt of capital punishment nationwide in 1972.
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D.
Walter Powell
Walter Powell was an American entrepreneur best known as the founder of Powell’s City of Books, one of the world’s largest independent bookstores in Portland, Oregon.
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E.
Daniel P. Higgins
Daniel P. Higgins was an architect associated with the design work on the Jefferson Memorial in Washington, D.C.
- 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: Lewis Powell Target entity description: Lewis Powell was a Confederate sympathizer and member of John Wilkes Booth’s plot who attempted to assassinate Secretary of State William H. Seward on the night Abraham Lincoln was killed.
-
A.
Daniel P. Hanley
Daniel P. Hanley is an American film editor best known for his long-time collaboration with director Ron Howard on numerous major Hollywood films.
-
B.
John R. Steelman
John R. Steelman was an American administrator and labor mediator who served as a top aide to President Harry S. Truman and became one of the most influential behind-the-scenes figures in the postwar White House.
-
C.
William Henry Furman
William Henry Furman was the defendant in the landmark U.S. Supreme Court case Furman v. Georgia, which led to a temporary halt of capital punishment nationwide in 1972.
-
D.
Walter Powell
Walter Powell was an American entrepreneur best known as the founder of Powell’s City of Books, one of the world’s largest independent bookstores in Portland, Oregon.
-
E.
Daniel P. Higgins
Daniel P. Higgins was an architect associated with the design work on the Jefferson Memorial in Washington, D.C.
- F. None of above. chosen
Statements (49)
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: Lewis Powell Description of subject: Lewis Powell was a Confederate sympathizer and member of John Wilkes Booth’s plot who attempted to assassinate Secretary of State William H. Seward on the night Abraham Lincoln was killed.
Referenced by (16)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Lewis Powell Jr.
this entity surface form:
Lewis Powell (Lewis Paine)
subject surface form:
George Atzerodt
subject surface form:
George Atzerodt
subject surface form:
Washington Arsenal Penitentiary