Pier 21
E104473
Pier 21 is a historic ocean liner terminal and immigration museum in Halifax, Nova Scotia, known as a major gateway for immigrants entering Canada in the 20th century.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Pier 21 canonical | 2 |
| Canadian Museum of Immigration at Pier 21 | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T856313 — 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: Pier 21 Context triple: [Halifax, hasLandmark, Pier 21]
-
A.
Harbourfront Centre
Harbourfront Centre is a major arts, culture, and recreational hub located along Toronto’s waterfront, known for its galleries, theatres, festivals, and public events.
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B.
Port of Hamilton
The Port of Hamilton is a major Canadian Great Lakes port and industrial shipping hub located in Hamilton, Ontario, serving as a key gateway for bulk cargo and steel-related trade.
-
C.
St. George Terminal
St. George Terminal is the main Staten Island Ferry hub in St. George, Staten Island, connecting the borough to Lower Manhattan and serving as a key transit and commercial center.
-
D.
Montreal City Hall
Montreal City Hall is the historic seat of municipal government in Montreal, housing the mayor’s office and serving as the central venue for the city’s political and administrative affairs.
-
E.
St. Lawrence Market
St. Lawrence Market is a historic public market in downtown Toronto known for its diverse food vendors, local produce, and cultural significance as a city landmark.
- 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: Pier 21 Target entity description: Pier 21 is a historic ocean liner terminal and immigration museum in Halifax, Nova Scotia, known as a major gateway for immigrants entering Canada in the 20th century.
-
A.
Harbourfront Centre
Harbourfront Centre is a major arts, culture, and recreational hub located along Toronto’s waterfront, known for its galleries, theatres, festivals, and public events.
-
B.
Port of Hamilton
The Port of Hamilton is a major Canadian Great Lakes port and industrial shipping hub located in Hamilton, Ontario, serving as a key gateway for bulk cargo and steel-related trade.
-
C.
St. George Terminal
St. George Terminal is the main Staten Island Ferry hub in St. George, Staten Island, connecting the borough to Lower Manhattan and serving as a key transit and commercial center.
-
D.
Montreal City Hall
Montreal City Hall is the historic seat of municipal government in Montreal, housing the mayor’s office and serving as the central venue for the city’s political and administrative affairs.
-
E.
St. Lawrence Market
St. Lawrence Market is a historic public market in downtown Toronto known for its diverse food vendors, local produce, and cultural significance as a city landmark.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
former ocean liner terminal
ⓘ
historic site ⓘ immigration museum ⓘ |
| associatedWith |
Canadian immigration history
ⓘ
Second World War troop movements ⓘ transatlantic ocean liners ⓘ |
| category |
Immigration to Canada
ⓘ
Museums in Halifax, Nova Scotia ⓘ Halifax Citadel National Historic Site ⓘ
surface form:
National Historic Sites in Nova Scotia
Waterfront structures in Canada ⓘ |
| city | Halifax ⓘ |
| continent | North America ⓘ |
| country | Canada ⓘ |
| estimatedImmigrantsProcessed | over 1 million ⓘ |
| formerFunction |
immigration shed
ⓘ
ocean liner terminal ⓘ |
| governingBody | Canadian Museum of Immigration at Pier 21 Corporation ⓘ |
| hasCollectionType |
immigration records
ⓘ
oral histories ⓘ photographs ⓘ |
| hasExhibitsOn |
immigrant arrival and settlement in Canada
ⓘ
ocean travel and ocean liners ⓘ wartime service and troopships ⓘ |
| heritageDesignation | National Historic Site of Canada ⓘ |
| heritageDesignationYear | 1997 ⓘ |
| languageOfSignage |
English
ⓘ
French ⓘ |
| locatedIn |
Atlantic Canada
ⓘ
Halifax, Nova Scotia, Canada ⓘ
surface form:
Halifax
Halifax Harbour ⓘ Nova Scotia ⓘ |
| museumName |
Pier 21
self-linksurface differs
ⓘ
surface form:
Canadian Museum of Immigration at Pier 21
|
| near |
Halifax Waterfront
ⓘ
surface form:
downtown Halifax
|
| notableFor | being a major gateway for immigrants entering Canada in the 20th century ⓘ |
| openedAsMuseum | 1999 ⓘ |
| operatedAsImmigrationShedFrom | 1928 ⓘ |
| operatedAsImmigrationShedUntil | 1971 ⓘ |
| partOf |
Halifax Harbour
ⓘ
surface form:
Halifax Seaport
|
| postalCountry | Canada ⓘ |
| province | Nova Scotia ⓘ |
| recognizedBy |
Canadian federal government (Ottawa)
ⓘ
surface form:
Government of Canada
|
| theme |
Canadian multiculturalism
ⓘ
diaspora and settlement ⓘ maritime transport history ⓘ |
| timePeriodOfMajorUse |
1930s
ⓘ
1940s ⓘ 1950s ⓘ 1960s ⓘ |
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: Pier 21 Description of subject: Pier 21 is a historic ocean liner terminal and immigration museum in Halifax, Nova Scotia, known as a major gateway for immigrants entering Canada in the 20th century.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Canadian Museum of Immigration at Pier 21