John Langdon
E72345
American politician
Continental Congress delegate
Founding Father of the United States
United States senator
human
merchant
shipbuilder
John Langdon was an American Founding Father, Revolutionary War leader, and early U.S. senator from New Hampshire who also served as one of the framers of the Constitution.
All labels observed (2)
| Label | Occurrences |
|---|---|
| John Langdon canonical | 4 |
| Woodbury Langdon | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T508572 — 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 Langdon Context triple: [President pro tempore of the United States Senate, firstHolder, John Langdon]
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A.
John Billington
John Billington was an English settler best known as one of the Mayflower passengers at Plymouth Colony and the first person executed for murder in what became the United States.
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B.
Jean Speegle Howard
Jean Speegle Howard was an American character actress known for her work in film and television and as the mother of filmmaker Ron Howard.
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C.
William Nolan
William Nolan is an editor known for his work on editions of classic adventure literature, including "The Mark of Zorro."
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D.
Jervis Langdon
Jervis Langdon was a wealthy 19th-century American coal businessman and abolitionist from Elmira, New York, best known as the father of Olivia Langdon Clemens, the wife of author Mark Twain.
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E.
Mark Gastineau
Mark Gastineau is a former American football defensive end best known as a star pass rusher for the New York Jets in the 1980s and a key member of the famed "New York Sack Exchange" defensive line.
- 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 Langdon Target entity description: John Langdon was an American Founding Father, Revolutionary War leader, and early U.S. senator from New Hampshire who also served as one of the framers of the Constitution.
-
A.
John Billington
John Billington was an English settler best known as one of the Mayflower passengers at Plymouth Colony and the first person executed for murder in what became the United States.
-
B.
Jean Speegle Howard
Jean Speegle Howard was an American character actress known for her work in film and television and as the mother of filmmaker Ron Howard.
-
C.
William Nolan
William Nolan is an editor known for his work on editions of classic adventure literature, including "The Mark of Zorro."
-
D.
Jervis Langdon
Jervis Langdon was a wealthy 19th-century American coal businessman and abolitionist from Elmira, New York, best known as the father of Olivia Langdon Clemens, the wife of author Mark Twain.
-
E.
Mark Gastineau
Mark Gastineau is a former American football defensive end best known as a star pass rusher for the New York Jets in the 1980s and a key member of the famed "New York Sack Exchange" defensive line.
- F. None of above. chosen
Statements (47)
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 Langdon Description of subject: John Langdon was an American Founding Father, Revolutionary War leader, and early U.S. senator from New Hampshire who also served as one of the framers of the Constitution.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: John Langdon