Harrison Gray Otis House (First Otis House), Boston
E161408
The Harrison Gray Otis House (First Otis House) in Boston is a landmark Federal-style townhouse built in the 1790s for politician Harrison Gray Otis and now preserved as a historic house museum.
All labels observed (3)
How this entity was disambiguated
This entity first appeared as the object of triple T1417241 — 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: Harrison Gray Otis House (First Otis House), Boston Context triple: [Charles Bulfinch, notableWork, Harrison Gray Otis House (First Otis House), Boston]
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A.
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.
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B.
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.
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C.
Emerson House
Emerson House is the historic Concord, Massachusetts home of transcendentalist writer and philosopher Ralph Waldo Emerson, now preserved as a museum.
-
D.
Wadsworth-Longfellow House
The Wadsworth-Longfellow House is a historic 18th-century home and museum best known as the childhood residence of American poet Henry Wadsworth Longfellow.
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E.
Morse-Libby House
Morse-Libby House is a lavish mid-19th-century Italianate mansion in Portland, Maine, renowned for its remarkably well-preserved Victorian architecture and interiors.
- 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: Harrison Gray Otis House (First Otis House), Boston Target entity description: The Harrison Gray Otis House (First Otis House) in Boston is a landmark Federal-style townhouse built in the 1790s for politician Harrison Gray Otis and now preserved as a historic house museum.
-
A.
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.
-
B.
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.
-
C.
Emerson House
Emerson House is the historic Concord, Massachusetts home of transcendentalist writer and philosopher Ralph Waldo Emerson, now preserved as a museum.
-
D.
Wadsworth-Longfellow House
The Wadsworth-Longfellow House is a historic 18th-century home and museum best known as the childhood residence of American poet Henry Wadsworth Longfellow.
-
E.
Morse-Libby House
Morse-Libby House is a lavish mid-19th-century Italianate mansion in Portland, Maine, renowned for its remarkably well-preserved Victorian architecture and interiors.
- F. None of above. chosen
Statements (42)
| Predicate | Object |
|---|---|
| instanceOf |
Federal-style townhouse
ⓘ
historic house museum ⓘ landmark building ⓘ |
| architect | Charles Bulfinch ⓘ |
| architecturalStyle | Federal ⓘ |
| associatedWith |
Boston political elite of the 1790s
ⓘ
early American Federal architecture ⓘ |
| category |
Federal architecture in Massachusetts
ⓘ
historic house in Massachusetts ⓘ |
| completionDate | 1796 ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| formerUse | private residence ⓘ |
| function | interpretation of Federal-era domestic life ⓘ |
| hasArchitecturalFeature |
Palladian window
ⓘ
central entrance ⓘ classical detailing ⓘ symmetrical façade ⓘ |
| hasArchitecturalStyleCharacteristic | refined Federal interior woodwork ⓘ |
| hasCollection |
decorative arts
ⓘ
period furnishings ⓘ |
| hasSignificance |
important example of Charles Bulfinch’s domestic work
ⓘ
notable example of urban Federal townhouse design ⓘ |
| heritageDesignation |
National Historic Landmark
ⓘ
National Register of Historic Places ⓘ
surface form:
U.S. National Register of Historic Places listing
|
| inception | 1790s ⓘ |
| locatedIn | Boston, Massachusetts ⓘ |
| material | brick ⓘ |
| namedAfter | Harrison Gray Otis ⓘ |
| neighborhood | West End, Boston ⓘ |
| numberOfStoreys | 3 ⓘ |
| occupant | Harrison Gray Otis ⓘ |
| openToPublic | yes ⓘ |
| operatedBy | Historic New England ⓘ |
| originalOwner | Harrison Gray Otis ⓘ |
| partOf |
Historic New England
ⓘ
surface form:
Historic New England house museum network
|
| preservationStatus | preserved ⓘ |
| region | New England ⓘ |
| roofType | hipped roof ⓘ |
| significantPeriod | late 18th century ⓘ |
| streetAddress | 141 Cambridge Street ⓘ |
| tourType | guided tours ⓘ |
| use | museum ⓘ |
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: Harrison Gray Otis House (First Otis House), Boston Description of subject: The Harrison Gray Otis House (First Otis House) in Boston is a landmark Federal-style townhouse built in the 1790s for politician Harrison Gray Otis and now preserved as a historic house museum.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Harrison Gray Otis House (Second Otis House), Boston
this entity surface form:
Harrison Gray Otis House (Third Otis House), Boston