Jacob Graff House
E108366
The Jacob Graff House, also known as Declaration House, is the historic Philadelphia residence where Thomas Jefferson drafted the United States Declaration of Independence in 1776.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Jacob Graff House canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T916019 — 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: Jacob Graff House Context triple: [Declaration House, alsoKnownAs, Jacob Graff House]
-
A.
E. B. Shelfer House
The E. B. Shelfer House is a historic residence in Quincy, Florida, recognized for its architectural and local heritage significance.
-
B.
McCormick House
McCormick House is a historic mansion and former residence of Chicago Tribune publisher Robert R. McCormick, now serving as a museum and centerpiece of the Cantigny Park estate in Wheaton, Illinois.
-
C.
Mills Mansion
Mills Mansion is a grand Gilded Age Beaux-Arts estate on the Hudson River in Staatsburg, New York, once the country home of financier Ogden Mills and his wife Ruth Livingston Mills.
-
D.
Dibble House
Dibble House is a modest 19th-century Carpenter Gothic-style farmhouse in Eldon, Iowa, best known as the real-life backdrop that inspired Grant Wood’s iconic painting "American Gothic."
-
E.
Heurich House Museum
The Heurich House Museum is a historic Gilded Age mansion in Washington, D.C., renowned for its well-preserved interiors and association with German-American brewer Christian Heurich.
- 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: Jacob Graff House Target entity description: The Jacob 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.
E. B. Shelfer House
The E. B. Shelfer House is a historic residence in Quincy, Florida, recognized for its architectural and local heritage significance.
-
B.
McCormick House
McCormick House is a historic mansion and former residence of Chicago Tribune publisher Robert R. McCormick, now serving as a museum and centerpiece of the Cantigny Park estate in Wheaton, Illinois.
-
C.
Mills Mansion
Mills Mansion is a grand Gilded Age Beaux-Arts estate on the Hudson River in Staatsburg, New York, once the country home of financier Ogden Mills and his wife Ruth Livingston Mills.
-
D.
Dibble House
Dibble House is a modest 19th-century Carpenter Gothic-style farmhouse in Eldon, Iowa, best known as the real-life backdrop that inspired Grant Wood’s iconic painting "American Gothic."
-
E.
Heurich House Museum
The Heurich House Museum is a historic Gilded Age mansion in Washington, D.C., renowned for its well-preserved interiors and association with German-American brewer Christian Heurich.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
building
ⓘ
historic house ⓘ museum ⓘ tourist attraction ⓘ |
| alsoKnownAs | Declaration House ⓘ |
| architecturalStyle | Georgian ⓘ |
| associatedWith |
Continental Congress
ⓘ
Thomas Jefferson ⓘ American Declaration of Independence ⓘ
surface form:
United States Declaration of Independence
|
| builtFor | Jacob Graff and family ⓘ |
| category |
American Revolutionary War sites
ⓘ
Historic house museums in Pennsylvania ⓘ Houses in Philadelphia ⓘ |
| city | Philadelphia ⓘ |
| constructionStart | 1770s ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| county | Philadelphia County ⓘ |
| demolished | late 19th century ⓘ |
| floorCount | 3 ⓘ |
| function | historic site open to the public ⓘ |
| hasExhibit |
exhibits on Thomas Jefferson
ⓘ
exhibits on drafting of the Declaration of Independence ⓘ |
| hasFeature |
recreated bedroom where Jefferson wrote the Declaration
ⓘ
recreated parlor ⓘ |
| heritageDesignation |
National Historic Landmark
ⓘ
contributing property to Independence National Historical Park ⓘ |
| locatedIn |
Center City Philadelphia
ⓘ
Pennsylvania ⓘ Philadelphia ⓘ United States of America ⓘ
surface form:
United States
|
| managedBy |
National Park Service
ⓘ
surface form:
U.S. National Park Service
|
| material | brick ⓘ |
| namedAfter |
Jacob Graff Jr.
ⓘ
surface form:
Jacob Graff
|
| openToPublic | true ⓘ |
| ownedBy |
Jacob Graff Jr.
ⓘ
surface form:
Jacob Graff
|
| partOf | Independence National Historical Park ⓘ |
| reconstructed | 1960s ⓘ |
| reconstructionCompleted | 1975 ⓘ |
| region | Northeastern United States ⓘ |
| significantEvent | Drafting of the United States Declaration of Independence ⓘ |
| significantYear | 1776 ⓘ |
| state | Pennsylvania ⓘ |
| streetAddress | 7th and Market Streets ⓘ |
| tenant |
Thomas Jefferson
ⓘ
Thomas Jefferson’s enslaved servant Robert Hemings ⓘ
surface form:
Thomas Jefferson's enslaved servant Robert Hemings
|
| timePeriodSignificance | American Revolutionary era ⓘ |
| useDuring1776 | Jefferson's lodging while attending the Second Continental Congress ⓘ |
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: Jacob Graff House Description of subject: The Jacob Graff House, also known as Declaration House, is the historic Philadelphia residence where Thomas Jefferson drafted the United States Declaration of Independence in 1776.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.