Pembroke, Ontario
E49073
Pembroke, Ontario is a small city in eastern Ontario, Canada, known as the "Heart of the Ottawa Valley" and serving as a regional service and commercial center along the Ottawa River.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Pembroke, Ontario canonical | 15 |
| Pembroke, Ontario, Canada | 9 |
How this entity was disambiguated
This entity first appeared as the object of triple T174934 — 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: Pembroke, Ontario Context triple: [Ontario, containsCity, Pembroke, Ontario]
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A.
Pickering, Ontario
Pickering, Ontario is a suburban city in the eastern Greater Toronto Area known for its residential communities, waterfront along Lake Ontario, and proximity to major transportation corridors.
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B.
Burlington, Ontario
Burlington, Ontario is a mid-sized Canadian city located on the shores of Lake Ontario at the western end of the Greater Toronto and Hamilton Area, known for its waterfront, parks, and proximity to the Niagara Escarpment.
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C.
Welland
Welland is a city in the Niagara Region of southern Ontario, Canada, known for the Welland Canal that connects Lake Ontario and Lake Erie.
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D.
Cornwall, Ontario
Cornwall, Ontario is a small city in eastern Ontario, Canada, located on the St. Lawrence River near the Quebec and U.S. borders, known historically as an industrial and transportation hub.
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E.
Milton, Ontario
Milton, Ontario is a rapidly growing town in Southern Ontario, Canada, located within the Greater Toronto Area and known for its mix of suburban development and nearby conservation areas.
- 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: Pembroke, Ontario Target entity description: Pembroke, Ontario is a small city in eastern Ontario, Canada, known as the "Heart of the Ottawa Valley" and serving as a regional service and commercial center along the Ottawa River.
-
A.
Pickering, Ontario
Pickering, Ontario is a suburban city in the eastern Greater Toronto Area known for its residential communities, waterfront along Lake Ontario, and proximity to major transportation corridors.
-
B.
Burlington, Ontario
Burlington, Ontario is a mid-sized Canadian city located on the shores of Lake Ontario at the western end of the Greater Toronto and Hamilton Area, known for its waterfront, parks, and proximity to the Niagara Escarpment.
-
C.
Welland
Welland is a city in the Niagara Region of southern Ontario, Canada, known for the Welland Canal that connects Lake Ontario and Lake Erie.
-
D.
Cornwall, Ontario
Cornwall, Ontario is a small city in eastern Ontario, Canada, located on the St. Lawrence River near the Quebec and U.S. borders, known historically as an industrial and transportation hub.
-
E.
Milton, Ontario
Milton, Ontario is a rapidly growing town in Southern Ontario, Canada, located within the Greater Toronto Area and known for its mix of suburban development and nearby conservation areas.
- F. None of above. chosen
Statements (47)
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: Pembroke, Ontario Description of subject: Pembroke, Ontario is a small city in eastern Ontario, Canada, known as the "Heart of the Ottawa Valley" and serving as a regional service and commercial center along the Ottawa River.
Referenced by (24)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Pembroke, Ontario, Canada
this entity surface form:
Pembroke, Ontario, Canada
this entity surface form:
Pembroke, Ontario, Canada
this entity surface form:
Pembroke, Ontario, Canada
subject surface form:
Frank Nighbor
this entity surface form:
Pembroke, Ontario, Canada
subject surface form:
Frank Nighbor
this entity surface form:
Pembroke, Ontario, Canada
subject surface form:
Frank Nighbor
this entity surface form:
Pembroke, Ontario, Canada
subject surface form:
Frank Nighbor
this entity surface form:
Pembroke, Ontario, Canada
this entity surface form:
Pembroke, Ontario, Canada