U.S. Post Office and Courthouse (Boston, Massachusetts)
E471901
The U.S. Post Office and Courthouse in Boston, Massachusetts, is a historic 19th-century federal building known for its grand Second Empire architectural style and its role in housing key postal and judicial functions.
All labels observed (2)
| Label | Occurrences |
|---|---|
| U.S. Post Office and Courthouse (Boston, Massachusetts) canonical | 1 |
| U.S. Post Office and Courthouse, Boston, Massachusetts | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4819114 — 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: U.S. Post Office and Courthouse (Boston, Massachusetts) Context triple: [Alfred B. Mullett, notableWork, U.S. Post Office and Courthouse (Boston, Massachusetts)]
-
A.
John Adams Courthouse
The John Adams Courthouse is a historic judicial building in Boston that houses Massachusetts’ highest court and other key legal institutions.
-
B.
Federal Courthouse and Post Office (New Haven, Connecticut)
The Federal Courthouse and Post Office in New Haven, Connecticut, is a historic Beaux-Arts government building designed by prominent American architect Cass Gilbert.
-
C.
John Joseph Moakley United States Courthouse
The John Joseph Moakley United States Courthouse is a prominent federal courthouse and judicial complex located on Boston’s waterfront that houses the U.S. District Court for the District of Massachusetts and the U.S. Court of Appeals for the First Circuit.
-
D.
John W. McCormack Post Office and Courthouse
The John W. McCormack Post Office and Courthouse is a historic federal building in downtown Boston that houses courtrooms and government offices and is named after former Speaker of the U.S. House John W. McCormack.
-
E.
Boston City Hall
Boston City Hall is a prominent example of Brutalist civic architecture in downtown Boston that houses the city’s municipal government offices and council chambers.
- 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: U.S. Post Office and Courthouse (Boston, Massachusetts) Target entity description: The U.S. Post Office and Courthouse in Boston, Massachusetts, is a historic 19th-century federal building known for its grand Second Empire architectural style and its role in housing key postal and judicial functions.
-
A.
John Adams Courthouse
The John Adams Courthouse is a historic judicial building in Boston that houses Massachusetts’ highest court and other key legal institutions.
-
B.
Federal Courthouse and Post Office (New Haven, Connecticut)
The Federal Courthouse and Post Office in New Haven, Connecticut, is a historic Beaux-Arts government building designed by prominent American architect Cass Gilbert.
-
C.
John Joseph Moakley United States Courthouse
The John Joseph Moakley United States Courthouse is a prominent federal courthouse and judicial complex located on Boston’s waterfront that houses the U.S. District Court for the District of Massachusetts and the U.S. Court of Appeals for the First Circuit.
-
D.
John W. McCormack Post Office and Courthouse
The John W. McCormack Post Office and Courthouse is a historic federal building in downtown Boston that houses courtrooms and government offices and is named after former Speaker of the U.S. House John W. McCormack.
-
E.
Boston City Hall
Boston City Hall is a prominent example of Brutalist civic architecture in downtown Boston that houses the city’s municipal government offices and council chambers.
- F. None of above. chosen
Statements (41)
| Predicate | Object |
|---|---|
| instanceOf |
courthouse
ⓘ
historic federal building ⓘ post office building ⓘ |
| architecturalStyle | Second Empire ⓘ |
| buildingType | government building ⓘ |
| category |
Second Empire architecture in Massachusetts
ⓘ
United States Post Office buildings ⓘ
linked to:
United States Post Office
United States federal courthouses ⓘ
linked to:
United States Courthouse
historic buildings in Boston ⓘ |
| continent | North America ⓘ |
| country |
United States
ⓘ
linked to:
United States of America
|
| governmentBranchServed |
executive branch of the United States
ⓘ
judicial branch of the United States ⓘ |
| hasArchitecturalFeature |
mansard roof
ⓘ
ornate façade ⓘ symmetrical composition ⓘ |
| hasFunction |
judicial
ⓘ
postal ⓘ |
| hasOwner | United States government ⓘ |
| heritageDesignation | listed on the National Register of Historic Places ⓘ |
| isPartOf |
federal judiciary of the United States
ⓘ
federal postal system of the United States ⓘ |
| jurisdiction | federal ⓘ |
| locatedIn |
Boston, Massachusetts
ⓘ
Massachusetts ⓘ United States ⓘ
linked to:
United States of America
|
| locatedInAdministrativeTerritorialEntity | Suffolk County, Massachusetts ⓘ |
| locatedInCityCenter | true ⓘ |
| locatedInMetropolitanArea | Greater Boston ⓘ |
| locatedInTimeZone | Eastern Time Zone ⓘ |
| material | masonry ⓘ |
| operator |
United States District Court
ⓘ
linked to:
United States district courts
United States Postal Service ⓘ United States federal government ⓘ
linked to:
United States government
|
| publicAccess | yes ⓘ |
| significance |
example of Second Empire federal architecture in New England
ⓘ
historic role in federal judiciary in Boston ⓘ historic role in federal postal services in Boston ⓘ |
| significantPeriod | 19th century ⓘ |
| use |
federal courthouse
ⓘ
postal facility ⓘ |
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: U.S. Post Office and Courthouse (Boston, Massachusetts) Description of subject: The U.S. Post Office and Courthouse in Boston, Massachusetts, is a historic 19th-century federal building known for its grand Second Empire architectural style and its role in housing key postal and judicial functions.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: U.S. Post Office and Courthouse (Boston, Massachusetts)