Northumberland Strait
E135624
Northumberland Strait is a shallow arm of the Gulf of St. Lawrence in eastern Canada, known for separating Prince Edward Island from the mainland provinces of New Brunswick and Nova Scotia.
All labels observed (4)
| Label | Occurrences |
|---|---|
| Northumberland Strait canonical | 30 |
| Northumberland Strait region | 2 |
| Charlottetown Harbour | 1 |
| Northumberland Strait near Pugwash, Nova Scotia | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1109071 — 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: Northumberland Strait Context triple: [Prince Edward Island, border, Northumberland Strait]
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A.
Hudson Strait
Hudson Strait is a large Arctic waterway in northeastern Canada that connects the Atlantic Ocean to Hudson Bay and serves as an important historical and modern shipping route.
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B.
Placentia Bay
Placentia Bay is a large bay on the southeast coast of Newfoundland, Canada, historically notable as the site where Churchill and Roosevelt met in 1941 to agree on the Atlantic Charter.
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C.
Muskeget Channel
Muskeget Channel is a tidal waterway off the coast of Massachusetts that separates Nantucket from Martha’s Vineyard and connects the surrounding coastal waters of the Atlantic.
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D.
Gulf of St. Lawrence
The Gulf of St. Lawrence is a large semi-enclosed sea on the Atlantic coast of Canada that serves as the outlet for the Great Lakes–St. Lawrence waterway and is bordered by several eastern Canadian provinces.
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E.
Gastineau Channel
Gastineau Channel is a narrow tidal waterway in southeastern Alaska that separates Douglas Island from the mainland and provides the waterfront setting for the city of Juneau.
- 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: Northumberland Strait Target entity description: Northumberland Strait is a shallow arm of the Gulf of St. Lawrence in eastern Canada, known for separating Prince Edward Island from the mainland provinces of New Brunswick and Nova Scotia.
-
A.
Hudson Strait
Hudson Strait is a large Arctic waterway in northeastern Canada that connects the Atlantic Ocean to Hudson Bay and serves as an important historical and modern shipping route.
-
B.
Placentia Bay
Placentia Bay is a large bay on the southeast coast of Newfoundland, Canada, historically notable as the site where Churchill and Roosevelt met in 1941 to agree on the Atlantic Charter.
-
C.
Muskeget Channel
Muskeget Channel is a tidal waterway off the coast of Massachusetts that separates Nantucket from Martha’s Vineyard and connects the surrounding coastal waters of the Atlantic.
-
D.
Gulf of St. Lawrence
The Gulf of St. Lawrence is a large semi-enclosed sea on the Atlantic coast of Canada that serves as the outlet for the Great Lakes–St. Lawrence waterway and is bordered by several eastern Canadian provinces.
-
E.
Gastineau Channel
Gastineau Channel is a narrow tidal waterway in southeastern Alaska that separates Douglas Island from the mainland and provides the waterfront setting for the city of Juneau.
- F. None of above. chosen
Statements (49)
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: Northumberland Strait Description of subject: Northumberland Strait is a shallow arm of the Gulf of St. Lawrence in eastern Canada, known for separating Prince Edward Island from the mainland provinces of New Brunswick and Nova Scotia.
Referenced by (34)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Charlottetown Harbour
this entity surface form:
Northumberland Strait region
subject surface form:
Route 11 (New Brunswick)
this entity surface form:
Northumberland Strait region
this entity surface form:
Northumberland Strait near Pugwash, Nova Scotia