Belle Grove Plantation, Virginia
E61348
Belle Grove Plantation in Virginia is a historic 18th-century estate best known as the birthplace of James Madison, the fourth president of the United States.
All labels observed (4)
| Label | Occurrences |
|---|---|
| Belle Grove Plantation | 3 |
| Belle Grove | 1 |
| Belle Grove Plantation, Virginia canonical | 1 |
| Belle Grove plantation | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T491233 — 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: Belle Grove Plantation, Virginia Context triple: [James Madison, placeOfBirth, Belle Grove Plantation, Virginia]
-
A.
Arlington House plantation
Arlington House plantation was a historic Virginia estate overlooking the Potomac River that later became the core of what is now Arlington National Cemetery.
-
B.
Middleton Place plantation
Middleton Place plantation is a historic rice plantation and National Historic Landmark near Charleston, South Carolina, renowned for its 18th-century terraced gardens and role in early American history.
-
C.
Cornell Plantations
Cornell Plantations, now known as Cornell Botanic Gardens, is Cornell University’s extensive network of botanical gardens, arboretum, and natural areas dedicated to plant conservation, education, and research.
-
D.
Pennsbury Manor
Pennsbury Manor is the reconstructed 17th-century country estate of Pennsylvania founder William Penn, located along the Delaware River in Bucks County, Pennsylvania, and preserved today as a historic site and museum.
-
E.
Locust Grove Estate
Locust Grove Estate is a historic Hudson River–valley property in Poughkeepsie, New York, best known as the Italianate villa and former home of telegraph inventor Samuel F. B. Morse, now operated as a museum and landscaped estate.
- 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: Belle Grove Plantation, Virginia Target entity description: Belle Grove Plantation in Virginia is a historic 18th-century estate best known as the birthplace of James Madison, the fourth president of the United States.
-
A.
Arlington House plantation
Arlington House plantation was a historic Virginia estate overlooking the Potomac River that later became the core of what is now Arlington National Cemetery.
-
B.
Middleton Place plantation
Middleton Place plantation is a historic rice plantation and National Historic Landmark near Charleston, South Carolina, renowned for its 18th-century terraced gardens and role in early American history.
-
C.
Cornell Plantations
Cornell Plantations, now known as Cornell Botanic Gardens, is Cornell University’s extensive network of botanical gardens, arboretum, and natural areas dedicated to plant conservation, education, and research.
-
D.
Pennsbury Manor
Pennsbury Manor is the reconstructed 17th-century country estate of Pennsylvania founder William Penn, located along the Delaware River in Bucks County, Pennsylvania, and preserved today as a historic site and museum.
-
E.
Locust Grove Estate
Locust Grove Estate is a historic Hudson River–valley property in Poughkeepsie, New York, best known as the Italianate villa and former home of telegraph inventor Samuel F. B. Morse, now operated as a museum and landscaped estate.
- F. None of above. chosen
Statements (33)
| Predicate | Object |
|---|---|
| instanceOf |
birthplace
ⓘ
historic house ⓘ historic plantation ⓘ |
| architecturalStyle | Georgian architecture ⓘ |
| category |
Historic houses in Virginia
ⓘ
National Historic Landmarks in Virginia ⓘ Plantations in Virginia ⓘ Presidential homes in the United States ⓘ |
| coordinateLocation | 38.171°N 77.184°W ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| dateOfSignificantEvent | March 16, 1751 ⓘ |
| hasBuilding |
main plantation house
ⓘ
outbuildings ⓘ |
| hasFeature |
plantation fields
ⓘ
riverfront setting ⓘ |
| hasHeritageStatusReason | birthplace of James Madison ⓘ |
| hasHistoricFunction | slave plantation ⓘ |
| heritageDesignation |
National Historic Landmark
ⓘ
Virginia Landmarks Register ⓘ
surface form:
Virginia Historic Landmark
|
| inception | 17th century ⓘ |
| locatedIn |
Port Conway, Virginia
ⓘ
Virginia ⓘ |
| locatedInAdministrativeEntity | King George County, Virginia ⓘ |
| locatedInRegion |
Northern Neck
ⓘ
surface form:
Northern Neck, Virginia
|
| locatedOnWaterbody | Rappahannock River ⓘ |
| namedAfter |
Belle Grove Plantation, Virginia
self-linksurface differs
ⓘ
surface form:
Belle Grove
|
| notablePersonBornHere |
Fourth president of the United States
ⓘ
James Madison ⓘ |
| partOf | James Madison Birthplace National Historic Site ⓘ |
| significantEvent | Birth of James Madison ⓘ |
| tourism | historic site open to visitors ⓘ |
| usedFor |
agricultural estate
ⓘ
tobacco plantation ⓘ |
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: Belle Grove Plantation, Virginia Description of subject: Belle Grove Plantation in Virginia is a historic 18th-century estate best known as the birthplace of James Madison, the fourth president of the United States.
Referenced by (6)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Belle Grove plantation
Belle Grove Plantation, Virginia
→
namedAfter
→
Belle Grove Plantation, Virginia
self-linksurface differs
ⓘ
this entity surface form:
Belle Grove
this entity surface form:
Belle Grove Plantation
this entity surface form:
Belle Grove Plantation
this entity surface form:
Belle Grove Plantation