Frederick Cook
E760401
Frederick Cook was an American explorer and physician best known for his controversial claim to have reached the North Pole before Robert Peary.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Frederick Cook canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T8711500 — 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: Frederick Cook Context triple: [1908–1909 North Pole expedition, opposedClaimBy, Frederick Cook]
-
A.
Matthew Henson
Matthew Henson was an African American explorer best known as one of the first people to reach the North Pole and a key member of early Arctic expeditions.
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B.
Robert E. Peary
Robert E. Peary was an American Arctic explorer best known for leading the 1909 expedition that claimed to be the first to reach the geographic North Pole.
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C.
Richard E. Byrd
Richard E. Byrd was a pioneering American naval officer and polar explorer renowned for his expeditions to Antarctica and his claimed early flights over the North and South Poles.
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D.
Francis Leopold McClintock
Francis Leopold McClintock was a 19th-century Irish Royal Navy officer and Arctic explorer renowned for his pioneering sledge journeys and for leading the successful 1857–59 expedition that uncovered crucial evidence about the fate of Sir John Franklin’s lost expedition.
-
E.
Elisha Kent Kane
Elisha Kent Kane was a 19th-century American Arctic explorer and naval surgeon best known for leading expeditions in search of the lost Franklin expedition.
- 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: Frederick Cook Target entity description: Frederick Cook was an American explorer and physician best known for his controversial claim to have reached the North Pole before Robert Peary.
-
A.
Matthew Henson
Matthew Henson was an African American explorer best known as one of the first people to reach the North Pole and a key member of early Arctic expeditions.
-
B.
Robert E. Peary
Robert E. Peary was an American Arctic explorer best known for leading the 1909 expedition that claimed to be the first to reach the geographic North Pole.
-
C.
Richard E. Byrd
Richard E. Byrd was a pioneering American naval officer and polar explorer renowned for his expeditions to Antarctica and his claimed early flights over the North and South Poles.
-
D.
Francis Leopold McClintock
Francis Leopold McClintock was a 19th-century Irish Royal Navy officer and Arctic explorer renowned for his pioneering sledge journeys and for leading the successful 1857–59 expedition that uncovered crucial evidence about the fate of Sir John Franklin’s lost expedition.
-
E.
Elisha Kent Kane
Elisha Kent Kane was a 19th-century American Arctic explorer and naval surgeon best known for leading expeditions in search of the lost Franklin expedition.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
explorer
ⓘ
human ⓘ physician ⓘ |
| burialPlace | Green-Wood Cemetery NERFINISHED ⓘ |
| causeOfDeath | cerebral hemorrhage ⓘ |
| controversy |
authenticity of his Denali ascent claim
ⓘ
authenticity of his North Pole claim ⓘ |
| countryOfCitizenship | United States of America ⓘ |
| dateOfBirth | 1865-06-10 ⓘ |
| dateOfDeath | 1940-08-05 ⓘ |
| educatedAt |
New York University
ⓘ
New York University School of Medicine NERFINISHED ⓘ |
| era |
early 20th century
ⓘ
late 19th century ⓘ |
| ethnicGroup | German American ⓘ |
| familyName | Cook NERFINISHED ⓘ |
| fieldOfWork |
medicine
ⓘ
polar exploration ⓘ |
| givenName | Frederick NERFINISHED ⓘ |
| hasChild |
Evelyn Hunt Cook
NERFINISHED
ⓘ
Helene Cook Vetter NERFINISHED ⓘ Ruth Hunt Cook NERFINISHED ⓘ |
| knownFor |
claim of first ascent of Denali (Mount McKinley)
ⓘ
claim of reaching the North Pole in 1908 ⓘ controversy over priority of North Pole discovery with Robert Peary ⓘ |
| languageOfWorkOrName | English ⓘ |
| medicalSpecialty | general medicine ⓘ |
| memberOfExpedition | Belgian Antarctic Expedition (1897–1899) NERFINISHED ⓘ |
| name | Frederick Albert Cook NERFINISHED ⓘ |
| nativeLanguage | English ⓘ |
| notableEvent | public dispute with Robert Peary over North Pole priority ⓘ |
| notableWork |
My Attainment of the Pole
NERFINISHED
ⓘ
To the Top of the Continent NERFINISHED ⓘ |
| occupation |
explorer
ⓘ
physician ⓘ |
| participatedIn |
Antarctic exploration
NERFINISHED
ⓘ
Arctic exploration ⓘ |
| placeOfBirth | Hortonville, New York NERFINISHED ⓘ |
| placeOfDeath | New Rochelle, New York NERFINISHED ⓘ |
| positionHeld | ship's doctor on the Belgian Antarctic Expedition ⓘ |
| religion | Lutheranism ⓘ |
| residence |
Brooklyn, New York
NERFINISHED
ⓘ
New Rochelle, New York NERFINISHED ⓘ |
| sexOrGender | male ⓘ |
| spouse |
Cora Louisa Pust
NERFINISHED
ⓘ
Marie Fidele Hunt NERFINISHED ⓘ |
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: Frederick Cook Description of subject: Frederick Cook was an American explorer and physician best known for his controversial claim to have reached the North Pole before Robert Peary.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.