Cedar Hill (Frederick Douglass home)
E288837
Cedar Hill is the historic Washington, D.C. home of abolitionist and statesman Frederick Douglass, preserved as a museum and national historic site.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Cedar Hill (Frederick Douglass home) canonical | 2 |
| Frederick Douglass House | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2681759 — 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: Cedar Hill (Frederick Douglass home) Context triple: [Frederick Douglass Memorial and Historical Association, hasNotableSubject, Cedar Hill (Frederick Douglass home)]
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A.
Frederick Douglass Park on the Tuckahoe
Frederick Douglass Park on the Tuckahoe is a public park in Talbot County, Maryland, dedicated to honoring the legacy of abolitionist Frederick Douglass along the Tuckahoe River near his birthplace.
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B.
Surratt House Museum
Surratt House Museum is a historic 19th-century Maryland home best known for its connection to Mary Surratt and the conspiracy to assassinate President Abraham Lincoln.
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C.
Banneker-Douglass Museum
The Banneker-Douglass Museum is Maryland’s official state museum of African American heritage, highlighting Black history and culture through exhibits, collections, and educational programs.
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D.
D.A. Dorsey House
The D.A. Dorsey House is a historic Miami residence that was home to Dana A. Dorsey, one of the city’s first Black millionaires and a prominent businessman and community leader.
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E.
Mary McLeod Bethune Council House National Historic Site
Mary McLeod Bethune Council House National Historic Site is a preserved historic home and museum in Washington, D.C., honoring educator and civil rights leader Mary McLeod Bethune and serving as the former national headquarters of the National Council of Negro Women.
- 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: Cedar Hill (Frederick Douglass home) Target entity description: Cedar Hill is the historic Washington, D.C. home of abolitionist and statesman Frederick Douglass, preserved as a museum and national historic site.
-
A.
Frederick Douglass Park on the Tuckahoe
Frederick Douglass Park on the Tuckahoe is a public park in Talbot County, Maryland, dedicated to honoring the legacy of abolitionist Frederick Douglass along the Tuckahoe River near his birthplace.
-
B.
Surratt House Museum
Surratt House Museum is a historic 19th-century Maryland home best known for its connection to Mary Surratt and the conspiracy to assassinate President Abraham Lincoln.
-
C.
Banneker-Douglass Museum
The Banneker-Douglass Museum is Maryland’s official state museum of African American heritage, highlighting Black history and culture through exhibits, collections, and educational programs.
-
D.
D.A. Dorsey House
The D.A. Dorsey House is a historic Miami residence that was home to Dana A. Dorsey, one of the city’s first Black millionaires and a prominent businessman and community leader.
-
E.
Mary McLeod Bethune Council House National Historic Site
Mary McLeod Bethune Council House National Historic Site is a preserved historic home and museum in Washington, D.C., honoring educator and civil rights leader Mary McLeod Bethune and serving as the former national headquarters of the National Council of Negro Women.
- F. None of above. chosen
Statements (50)
| Predicate | Object |
|---|---|
| instanceOf |
Frederick Douglass National Historic Site
ⓘ
National Historic Site ⓘ historic house ⓘ museum ⓘ |
| architecturalStyle | Victorian ⓘ |
| associatedWith |
African American history
ⓘ
Reconstruction era ⓘ abolitionism ⓘ civil rights ⓘ |
| category |
African American museums in Washington, D.C.
ⓘ
Historic house museums in Washington, D.C. ⓘ National Historic Landmarks in Washington, D.C. ⓘ |
| continent | North America ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| elevation | approximately 50 meters above the Anacostia River ⓘ |
| function | historic house museum ⓘ |
| governingBody |
United States Department of the Interior
ⓘ
surface form:
U.S. Department of the Interior
|
| hasCollection |
Frederick Douglass personal belongings
ⓘ
Frederick Douglass writings ⓘ period furnishings ⓘ |
| hasPart |
grounds
ⓘ
main house ⓘ outbuildings ⓘ visitor center ⓘ |
| hasRoom |
bedrooms
ⓘ
library ⓘ parlor ⓘ |
| heritageDesignation |
National Historic Landmark
ⓘ
U.S. National Historic Site ⓘ |
| inception | 1850s ⓘ |
| listedOn | National Register of Historic Places ⓘ |
| locatedIn |
Anacostia
ⓘ
Washington, D.C. ⓘ |
| material | frame house ⓘ |
| namedAfter | Cedar trees on the property ⓘ |
| NRHPType |
U.S. National Historic Site
ⓘ
surface form:
National Historic Site
|
| numberOfStories | two-and-a-half ⓘ |
| operator | National Park Service ⓘ |
| overlooks |
Anacostia River
ⓘ
Washington, D.C. skyline ⓘ |
| ownedBy | National Park Service ⓘ |
| publicAccess | guided tours ⓘ |
| purchasedBy | Frederick Douglass ⓘ |
| purchaseYear | 1877 ⓘ |
| residenceEnd | 1895 ⓘ |
| residenceStart | 1877 ⓘ |
| significantPerson | Frederick Douglass ⓘ |
| tourFocus |
Douglass’s work as abolitionist and statesman
ⓘ
life of Frederick Douglass ⓘ |
| usedAsResidenceBy | Frederick Douglass ⓘ |
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: Cedar Hill (Frederick Douglass home) Description of subject: Cedar Hill is the historic Washington, D.C. home of abolitionist and statesman Frederick Douglass, preserved as a museum and national historic site.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
Frederick Douglass Memorial and Historical Association
→
hasNotableSubject
→
Cedar Hill (Frederick Douglass home)
ⓘ
subject surface form:
Anacostia
this entity surface form:
Frederick Douglass House