Alexander Mackenzie
E73882
Alexander Mackenzie was a Scottish-Canadian explorer famed for leading overland expeditions across North America, including the first recorded transcontinental journey to the Pacific north of Mexico.
All labels observed (4)
| Label | Occurrences |
|---|---|
| Alexander Mackenzie canonical | 19 |
| Sir Alexander Mackenzie | 2 |
| Alexander Mackenzie’s overland expedition to the Pacific | 1 |
| David Thompson | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T553664 — 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: Alexander Mackenzie Context triple: [Northwest Passage, exploredBy, Alexander Mackenzie]
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A.
George Vancouver
George Vancouver was an 18th-century British Royal Navy officer and explorer best known for his detailed surveys of the Pacific Northwest coast of North America.
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B.
William Baffin
William Baffin was a 17th-century English navigator and explorer renowned for his Arctic voyages and detailed mapping of the Canadian Arctic, including the bay that now bears his name.
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C.
Jacques Marquette
Jacques Marquette was a 17th-century French Jesuit missionary and explorer known for his expeditions in the Great Lakes region and along the Mississippi River.
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D.
Robert Bylot
Robert Bylot was a 17th-century English Arctic explorer and navigator known for his key role in early voyages searching for the Northwest Passage.
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E.
Martin Frobisher
Martin Frobisher was a 16th-century English seafarer and privateer best known for his early Arctic voyages in search of a Northwest Passage to Asia.
- 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: Alexander Mackenzie Target entity description: Alexander Mackenzie was a Scottish-Canadian explorer famed for leading overland expeditions across North America, including the first recorded transcontinental journey to the Pacific north of Mexico.
-
A.
George Vancouver
George Vancouver was an 18th-century British Royal Navy officer and explorer best known for his detailed surveys of the Pacific Northwest coast of North America.
-
B.
William Baffin
William Baffin was a 17th-century English navigator and explorer renowned for his Arctic voyages and detailed mapping of the Canadian Arctic, including the bay that now bears his name.
-
C.
Jacques Marquette
Jacques Marquette was a 17th-century French Jesuit missionary and explorer known for his expeditions in the Great Lakes region and along the Mississippi River.
-
D.
Robert Bylot
Robert Bylot was a 17th-century English Arctic explorer and navigator known for his key role in early voyages searching for the Northwest Passage.
-
E.
Martin Frobisher
Martin Frobisher was a 16th-century English seafarer and privateer best known for his early Arctic voyages in search of a Northwest Passage to Asia.
- F. None of above. chosen
Statements (56)
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: Alexander Mackenzie Description of subject: Alexander Mackenzie was a Scottish-Canadian explorer famed for leading overland expeditions across North America, including the first recorded transcontinental journey to the Pacific north of Mexico.
Referenced by (23)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Alexander Mackenzie
linked to: Alexander Mackenzie
1792–1793 overland expedition to the Pacific Ocean
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alsoKnownAs
→
Alexander Mackenzie’s overland expedition to the Pacific
ⓘ
linked to: Alexander Mackenzie
linked to: Alexander Mackenzie