William Brattle House
E170197
The William Brattle House is a historic 18th-century mansion in Cambridge, Massachusetts, notable as one of the city’s finest surviving examples of Georgian architecture and for its associations with prominent colonial and Revolutionary-era figures.
All labels observed (2)
| Label | Occurrences |
|---|---|
| William Brattle House canonical | 3 |
| William Brattle House, Cambridge, Massachusetts | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1474994 — 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: William Brattle House Context triple: [Brattle Street, hasPart, William Brattle House]
-
A.
Isaac Royall House
The Isaac Royall House is a historic colonial-era mansion and museum in Medford, Massachusetts, notable for its association with the Royall family, its well-preserved Georgian architecture, and its ties to the history of slavery in New England.
-
B.
Paul Revere House
The Paul Revere House is a historic colonial-era home in Boston that served as the residence of American patriot Paul Revere and is now a museum open to the public.
-
C.
Pilgrim Hall Museum
Pilgrim Hall Museum is a historic museum in Plymouth, Massachusetts, dedicated to preserving and interpreting the history and legacy of the Pilgrims and early colonial America.
-
D.
Faneuil Hall
Faneuil Hall is a historic marketplace and meeting hall in downtown Boston that played a key role as a gathering place for American colonists during the Revolutionary era.
-
E.
Moffatt-Ladd House
The Moffatt-Ladd House is a historic 18th-century Georgian mansion and museum in Portsmouth, New Hampshire, noted for its well-preserved architecture and role in early American history.
- 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: William Brattle House Target entity description: The William Brattle House is a historic 18th-century mansion in Cambridge, Massachusetts, notable as one of the city’s finest surviving examples of Georgian architecture and for its associations with prominent colonial and Revolutionary-era figures.
-
A.
Isaac Royall House
The Isaac Royall House is a historic colonial-era mansion and museum in Medford, Massachusetts, notable for its association with the Royall family, its well-preserved Georgian architecture, and its ties to the history of slavery in New England.
-
B.
Paul Revere House
The Paul Revere House is a historic colonial-era home in Boston that served as the residence of American patriot Paul Revere and is now a museum open to the public.
-
C.
Pilgrim Hall Museum
Pilgrim Hall Museum is a historic museum in Plymouth, Massachusetts, dedicated to preserving and interpreting the history and legacy of the Pilgrims and early colonial America.
-
D.
Faneuil Hall
Faneuil Hall is a historic marketplace and meeting hall in downtown Boston that played a key role as a gathering place for American colonists during the Revolutionary era.
-
E.
Moffatt-Ladd House
The Moffatt-Ladd House is a historic 18th-century Georgian mansion and museum in Portsmouth, New Hampshire, noted for its well-preserved architecture and role in early American history.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
18th-century building
ⓘ
Georgian mansion ⓘ historic house ⓘ |
| architecturalStyle | Georgian architecture ⓘ |
| buildingType | residential mansion ⓘ |
| builtFor |
William Brattle Jr.
ⓘ
surface form:
William Brattle
|
| category |
Georgian architecture in Massachusetts
ⓘ
Historic houses in Massachusetts ⓘ Houses in Cambridge, Massachusetts ⓘ |
| city | Cambridge ⓘ |
| completionDate | 1727 ⓘ |
| constructionEndDate | 1727 ⓘ |
| constructionStartDate | 1727 ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| currentUse |
institutional space
ⓘ
offices ⓘ |
| era | colonial period ⓘ |
| hasArchitecturalFeature |
Georgian interior woodwork
ⓘ
central entrance with classical surround ⓘ central hall plan ⓘ clapboard siding ⓘ decorative cornice ⓘ large central chimney ⓘ paneled walls ⓘ sash windows ⓘ symmetrical five-bay façade ⓘ wood-frame construction ⓘ |
| hasHistoricalAssociation |
American Revolutionary War
ⓘ
surface form:
American Revolution
William Brattle Jr. ⓘ
surface form:
Loyalist William Brattle
colonial Massachusetts elite ⓘ |
| heritageDesignation | listed on the National Register of Historic Places ⓘ |
| locatedIn |
Cambridge, Massachusetts
ⓘ
United States of America ⓘ
surface form:
United States
|
| namedAfter |
William Brattle Jr.
ⓘ
surface form:
William Brattle
|
| neighborhood |
Brattle Street Historic District
ⓘ
surface form:
Brattle Street area
|
| notableFor |
associations with Revolutionary-era figures
ⓘ
associations with prominent colonial figures ⓘ being one of Cambridge’s finest surviving examples of Georgian architecture ⓘ |
| NRHPType | contributing property in a historic district ⓘ |
| numberOfStoreys | 2.5 ⓘ |
| originalFunction | elite private residence ⓘ |
| originalOwner |
William Brattle Jr.
ⓘ
surface form:
William Brattle
|
| partOf |
Brattle Street Historic District
ⓘ
surface form:
Cambridge Historic District (Brattle Street area)
|
| preservationStatus | well-preserved ⓘ |
| roofType | hipped roof ⓘ |
| significance |
architectural significance
ⓘ
historical significance ⓘ |
| significantPeriod | American Revolutionary era ⓘ |
| state | Massachusetts ⓘ |
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: William Brattle House Description of subject: The William Brattle House is a historic 18th-century mansion in Cambridge, Massachusetts, notable as one of the city’s finest surviving examples of Georgian architecture and for its associations with prominent colonial and Revolutionary-era figures.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
William Brattle House, Cambridge, Massachusetts