James Madison’s Montpelier
E500871
James Madison’s Montpelier is the historic Virginia plantation estate of the fourth U.S. president, now preserved as a museum and National Historic Landmark.
All labels observed (3)
| Label | Occurrences |
|---|---|
| James Madison’s Montpelier canonical | 5 |
| James Madison’s Montpelier estate | 3 |
| Montpelier (James Madison’s home) | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5196866 — 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: James Madison’s Montpelier Context triple: [Montpelier, Virginia, alsoKnownAs, James Madison’s Montpelier]
-
A.
Mary Washington House
Mary Washington House is a historic home and museum in Fredericksburg, Virginia, best known as the residence of Mary Ball Washington, mother of George Washington, during her later years.
-
B.
George Washington’s Mount Vernon museum
George Washington’s Mount Vernon museum is a historic estate and museum in Virginia that preserves and interprets the home, life, and legacy of the first president of the United States.
-
C.
James Madison Birthplace National Historic Site
James Madison Birthplace National Historic Site is a protected historic area in Virginia that preserves and interprets the early life and legacy of James Madison, the fourth president of the United States.
-
D.
Mount Vernon
Mount Vernon is a city in Westchester County, New York, bordering the Bronx and known as a residential suburb of New York City.
-
E.
Mount Vernon
Mount Vernon is a small city in northwestern Washington State that serves as the administrative and commercial hub of Skagit County.
- 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: James Madison’s Montpelier Target entity description: James Madison’s Montpelier is the historic Virginia plantation estate of the fourth U.S. president, now preserved as a museum and National Historic Landmark.
-
A.
Mary Washington House
Mary Washington House is a historic home and museum in Fredericksburg, Virginia, best known as the residence of Mary Ball Washington, mother of George Washington, during her later years.
-
B.
George Washington’s Mount Vernon museum
George Washington’s Mount Vernon museum is a historic estate and museum in Virginia that preserves and interprets the home, life, and legacy of the first president of the United States.
-
C.
James Madison Birthplace National Historic Site
James Madison Birthplace National Historic Site is a protected historic area in Virginia that preserves and interprets the early life and legacy of James Madison, the fourth president of the United States.
-
D.
Mount Vernon
Mount Vernon is a small city in northwestern Washington State that serves as the administrative and commercial hub of Skagit County.
-
E.
Mount Vernon
Mount Vernon is a city in Westchester County, New York, bordering the Bronx and known as a residential suburb of New York City.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
National Historic Landmark
ⓘ
historic estate ⓘ historic house museum ⓘ plantation ⓘ |
| architecturalStyle |
Federal
ⓘ
Georgian ⓘ |
| associatedWith | James Madison NERFINISHED ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| eraOfSignificance |
18th century
ⓘ
19th century ⓘ |
| function |
education center
ⓘ
historic house museum ⓘ |
| governingBody | The Montpelier Foundation NERFINISHED ⓘ |
| hasCategory |
Historic house museums in Virginia
ⓘ
Museums in Orange County, Virginia ⓘ National Historic Landmarks in Virginia NERFINISHED ⓘ Plantation houses in Virginia ⓘ Presidential homes in the United States ⓘ |
| hasDesignation |
National Historic Landmark
NERFINISHED
ⓘ
National Register of Historic Places listing NERFINISHED ⓘ |
| hasFeature |
archaeological sites
ⓘ
cemeteries ⓘ enslaved community sites ⓘ exhibition galleries ⓘ main mansion ⓘ plantation grounds ⓘ visitor center ⓘ |
| knownFor |
being the lifelong home of James Madison
ⓘ
interpretation of the U.S. Constitution and Bill of Rights history ⓘ public history work on slavery and the lives of enslaved people ⓘ |
| locatedIn |
Orange County, Virginia
NERFINISHED
ⓘ
United States of America ⓘ
surface form:
United States
Virginia ⓘ |
| namedAfter | James Madison NERFINISHED ⓘ |
| nearestCity | Orange, Virginia NERFINISHED ⓘ |
| NRHPType | National Historic Landmark NERFINISHED ⓘ |
| openToPublic | yes ⓘ |
| ownedBy | James Madison NERFINISHED ⓘ |
| significantPerson | James Madison NERFINISHED ⓘ |
| state | Virginia ⓘ |
| topic |
history of American slavery
ⓘ
history of the United States Constitution ⓘ |
| usedAs |
plantation
ⓘ
presidential residence (private) ⓘ |
| wasHomeOf |
Dolley Madison
NERFINISHED
ⓘ
James Madison NERFINISHED ⓘ |
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: James Madison’s Montpelier Description of subject: James Madison’s Montpelier is the historic Virginia plantation estate of the fourth U.S. president, now preserved as a museum and National Historic Landmark.
Referenced by (9)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
James Madison’s Montpelier estate
this entity surface form:
James Madison’s Montpelier estate
this entity surface form:
James Madison’s Montpelier estate
this entity surface form:
Montpelier (James Madison’s home)