John C. Breckinridge
E61271
American politician
Confederate general
Vice President of the United States
human
lawyer
military officer
John C. Breckinridge was a 19th-century American politician who served as Vice President of the United States under James Buchanan and later became a Confederate general and the Confederate States' last Secretary of War.
All labels observed (3)
| Label | Occurrences |
|---|---|
| John C. Breckinridge canonical | 18 |
| John Breckinridge | 2 |
| John Cabell Breckinridge | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T489203 — 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: John C. Breckinridge Context triple: [Hannibal Hamlin, precededBy, John C. Breckinridge]
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A.
John C. Calhoun
John C. Calhoun was a prominent 19th-century American statesman and political theorist from South Carolina, known for his strong advocacy of states’ rights, slavery, and nullification, and for serving as U.S. vice president and in several key federal offices.
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B.
Alexander H. Stephens
Alexander H. Stephens was an American politician best known as the vice president of the Confederate States during the American Civil War.
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C.
William L. Cabell
William L. Cabell was a Confederate general in the American Civil War who later became a prominent political figure and mayor of Dallas, Texas.
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D.
John Taylor Johnston
John Taylor Johnston was a 19th-century American businessman and arts patron who served as the first president of the Metropolitan Museum of Art and played a key role in its early development.
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E.
Richard Mentor Johnson
Richard Mentor Johnson was the ninth vice president of the United States, serving under President Martin Van Buren and known for his controversial personal life and claims of having killed the Shawnee leader Tecumseh in battle.
- 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: John C. Breckinridge Target entity description: John C. Breckinridge was a 19th-century American politician who served as Vice President of the United States under James Buchanan and later became a Confederate general and the Confederate States' last Secretary of War.
-
A.
John C. Calhoun
John C. Calhoun was a prominent 19th-century American statesman and political theorist from South Carolina, known for his strong advocacy of states’ rights, slavery, and nullification, and for serving as U.S. vice president and in several key federal offices.
-
B.
Alexander H. Stephens
Alexander H. Stephens was an American politician best known as the vice president of the Confederate States during the American Civil War.
-
C.
William L. Cabell
William L. Cabell was a Confederate general in the American Civil War who later became a prominent political figure and mayor of Dallas, Texas.
-
D.
John Taylor Johnston
John Taylor Johnston was a 19th-century American businessman and arts patron who served as the first president of the Metropolitan Museum of Art and played a key role in its early development.
-
E.
Richard Mentor Johnson
Richard Mentor Johnson was the ninth vice president of the United States, serving under President Martin Van Buren and known for his controversial personal life and claims of having killed the Shawnee leader Tecumseh in battle.
- F. None of above. chosen
Statements (48)
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: John C. Breckinridge Description of subject: John C. Breckinridge was a 19th-century American politician who served as Vice President of the United States under James Buchanan and later became a Confederate general and the Confederate States' last Secretary of War.
Referenced by (22)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
John Breckinridge
this entity surface form:
John Breckinridge
subject surface form:
Lexington Cemetery
subject surface form:
Lexington Cemetery
this entity surface form:
John Cabell Breckinridge
this entity surface form:
John Cabell Breckinridge