Graff House

E108365

historic house historic site museum tourist attraction

Graff House, also known as Declaration House, is the historic Philadelphia residence where Thomas Jefferson drafted the United States Declaration of Independence in 1776.

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All labels observed (1)

Label	Occurrences
Graff House canonical	4

How this entity was disambiguated

This entity first appeared as the object of triple T916018 — 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: Graff House
Context triple: [Declaration House, alsoKnownAs, Graff House]

A. Hillwood
Hillwood is a real estate development company known for large-scale industrial, commercial, and mixed-use projects across the United States.
B. Maximos Mansion
Maximos Mansion is the official residence and office of the Prime Minister of Greece, located in central Athens near the Hellenic Parliament.
C. Haas House
Haas House is a postmodern commercial and office building in Vienna, Austria, renowned for its striking contemporary design and controversial contrast with the historic St. Stephen's Cathedral opposite it.
D. Blake House
Blake House is a historic residence and notable landmark located in the City of Fairfax, Virginia.
E. Carson Mansion
Carson Mansion is an ornate 19th-century mansion in Eureka, California, celebrated as one of the most elaborate and iconic examples of American Victorian architecture.
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: Graff House
Target entity description: Graff House, also known as Declaration House, is the historic Philadelphia residence where Thomas Jefferson drafted the United States Declaration of Independence in 1776.

A. Hillwood
Hillwood is a real estate development company known for large-scale industrial, commercial, and mixed-use projects across the United States.
B. Maximos Mansion
Maximos Mansion is the official residence and office of the Prime Minister of Greece, located in central Athens near the Hellenic Parliament.
C. Haas House
Haas House is a postmodern commercial and office building in Vienna, Austria, renowned for its striking contemporary design and controversial contrast with the historic St. Stephen's Cathedral opposite it.
D. Blake House
Blake House is a historic residence and notable landmark located in the City of Fairfax, Virginia.
E. Carson Mansion
Carson Mansion is an ornate 19th-century mansion in Eureka, California, celebrated as one of the most elaborate and iconic examples of American Victorian architecture.
F. None of above. chosen

Statements (46)

Predicate	Object
instanceOf	historic house ⓘ historic site ⓘ museum ⓘ tourist attraction ⓘ
alsoKnownAs	Declaration House ⓘ
architecturalStyle	Georgian architecture ⓘ
associatedWith	American Revolutionary War era ⓘ Continental Congress ⓘ United States Declaration of Independence ⓘ linked to: American Declaration of Independence
category	American Revolutionary War museums in Pennsylvania ⓘ Historic house museums in Pennsylvania ⓘ Houses in Philadelphia ⓘ
city	Philadelphia ⓘ
country	United States of America ⓘ
currentUse	Historic museum and interpretive site ⓘ
demolishedIn	1883 ⓘ
functionDuring1776	Temporary residence of Thomas Jefferson during Continental Congress ⓘ
hasExhibit	Period furnishings and interpretive displays about 1776 Philadelphia ⓘ Recreated second-floor parlor where Jefferson drafted the Declaration ⓘ
hasFloor	2 ⓘ
hasReconstructionMaterial	Brick ⓘ Wood ⓘ
heritageDesignation	Contributing property to Independence National Historical Park ⓘ
languageOfSignage	English ⓘ
locatedIn	Center City, Philadelphia ⓘ linked to: Center City Philadelphia Independence National Historical Park ⓘ Pennsylvania ⓘ Philadelphia ⓘ
managedBy	National Park Service ⓘ
namedAfter	Jacob Graff Jr. ⓘ
notableResident	Thomas Jefferson ⓘ
openToPublic	true ⓘ
originalUse	Residential townhouse ⓘ
ownedBy	United States federal government ⓘ linked to: United States government
partOf	Independence National Historical Park museum system ⓘ linked to: Independence National Historical Park
reconstructedIn	1975 ⓘ
reconstructionPurpose	United States Bicentennial commemoration ⓘ linked to: United States Bicentennial 1976 opening
significantEvent	Drafting of the United States Declaration of Independence ⓘ
significantYear	1776 ⓘ
state	Pennsylvania ⓘ
streetAddress	700 Market Street ⓘ
tenant	Thomas Jefferson ⓘ Thomas Jefferson’s enslaved servant Robert Hemings ⓘ
theme	Drafting of founding documents ⓘ Founding of the United States ⓘ
timePeriodRepresented	Late 18th century ⓘ

How these facts were elicited

Referenced by (4)

Full triples — surface form annotated when it differs from this entity's canonical label.

Declaration House → alsoKnownAs → Graff House ⓘ

Jacob Graff Jr. → owned → Graff House ⓘ

Thomas Jefferson → residenceDuringDrafting → Graff House ⓘ

subject linked to: Jacob Graff Jr.

United States Declaration of Independence → draftLocation → Graff House ⓘ