275 Notre-Dame Street East
E387549
275 Notre-Dame Street East is the historic building in Old Montreal that serves as the seat of the municipal government of Montreal, known as Montreal City Hall.
All labels observed (1)
| Label | Occurrences |
|---|---|
| 275 Notre-Dame Street East canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T3782353 — 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: 275 Notre-Dame Street East Context triple: [Montreal City Hall, streetAddress, 275 Notre-Dame Street East]
-
A.
Mile End
Mile End is an East London district in the London Borough of Tower Hamlets known for its canalside parks, diverse community, and proximity to several major universities and cultural institutions.
-
B.
Dupont Street
Dupont Street is a notable thoroughfare in Toronto, Ontario, known for its mix of residential, commercial, and industrial areas along the city’s midtown west side.
-
C.
8 Spruce Street
8 Spruce Street is a distinctive residential skyscraper in Lower Manhattan, New York City, renowned for its undulating stainless-steel façade designed by architect Frank Gehry.
-
D.
Quartier Petit Champlain
Quartier Petit Champlain is a historic, pedestrian-friendly neighborhood in Old Quebec City known for its narrow cobblestone streets, charming boutiques, and picturesque European-style architecture.
-
E.
Place D’Youville
Place D’Youville is a prominent public square in Old Quebec City known for hosting major cultural events, concerts, and festivals.
- 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: 275 Notre-Dame Street East Target entity description: 275 Notre-Dame Street East is the historic building in Old Montreal that serves as the seat of the municipal government of Montreal, known as Montreal City Hall.
-
A.
Mile End
Mile End is an East London district in the London Borough of Tower Hamlets known for its canalside parks, diverse community, and proximity to several major universities and cultural institutions.
-
B.
Dupont Street
Dupont Street is a notable thoroughfare in Toronto, Ontario, known for its mix of residential, commercial, and industrial areas along the city’s midtown west side.
-
C.
8 Spruce Street
8 Spruce Street is a distinctive residential skyscraper in Lower Manhattan, New York City, renowned for its undulating stainless-steel façade designed by architect Frank Gehry.
-
D.
Quartier Petit Champlain
Quartier Petit Champlain is a historic, pedestrian-friendly neighborhood in Old Quebec City known for its narrow cobblestone streets, charming boutiques, and picturesque European-style architecture.
-
E.
Place D’Youville
Place D’Youville is a prominent public square in Old Quebec City known for hosting major cultural events, concerts, and festivals.
- F. None of above. chosen
Statements (29)
| Predicate | Object |
|---|---|
| instanceOf |
city hall
ⓘ
government building ⓘ historic building ⓘ |
| architect |
Alexander Cowper Hutchison
ⓘ
Henri-Maurice Perrault ⓘ |
| architecturalStyle | Second Empire ⓘ |
| category |
Buildings and structures in Montreal
ⓘ
City and town halls in Canada ⓘ Heritage buildings in Quebec ⓘ |
| constructionStart | 1872 ⓘ |
| country | Canada ⓘ |
| function | seat of the municipal government of Montreal ⓘ |
| governingBody |
City of Montreal municipal government
ⓘ
linked to:
City of Montreal Council
|
| hasFeature |
central clock tower
ⓘ
mansard roof ⓘ ornate façade ⓘ |
| heritageStatus | historic site ⓘ |
| inaugurationDate | 1878 ⓘ |
| locatedIn |
Montreal
ⓘ
Old Montreal ⓘ |
| locatedInAdministrativeTerritory | Province of Quebec ⓘ |
| locatedNear |
Old Port of Montreal
ⓘ
linked to:
Montreal waterfront
Place Jacques-Cartier ⓘ |
| material | stone ⓘ |
| municipality |
City of Montreal
ⓘ
linked to:
Montreal
|
| officialName | Montreal City Hall ⓘ |
| region |
Montreal metropolitan area
ⓘ
linked to:
Montreal region
|
| streetAddress | 275 Notre-Dame Street East ⓘ |
| use | municipal administration ⓘ |
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: 275 Notre-Dame Street East Description of subject: 275 Notre-Dame Street East is the historic building in Old Montreal that serves as the seat of the municipal government of Montreal, known as Montreal City Hall.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.