Jack Fawcett
E188865
Jack Fawcett was the son of British explorer Percy Fawcett who disappeared with his father during their ill-fated 1925 expedition into the Amazon in search of the lost city of "Z."
All labels observed (1)
| Label | Occurrences |
|---|---|
| Jack Fawcett canonical | 5 |
How this entity was disambiguated
This entity first appeared as the object of triple T597654 — 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: Jack Fawcett Context triple: [Percy Fawcett, child, Jack Fawcett]
-
A.
Keith Foulke
Keith Foulke is a former Major League Baseball relief pitcher best known as the Boston Red Sox closer who played a pivotal role in their 2004 World Series championship run.
-
B.
Michael Foale
Michael Foale is a British-American astrophysicist and former NASA astronaut renowned for his long-duration missions on the Space Shuttle and Mir, and for being one of the most experienced spacefarers in history.
-
C.
Charles Pilger
Charles Pilger is an individual notable enough to be recorded as a bearer of the surname Pilger, though specific widely known biographical details about him are not readily available.
-
D.
Charles Fairburn
Charles Fairburn was a British railway engineer best known for his tenure as Chief Mechanical Engineer of the London, Midland and Scottish Railway in the mid-20th century, during which he oversaw the design and development of several notable steam and electric locomotives.
-
E.
Raymond Collishaw
Raymond Collishaw was a Canadian First World War flying ace and one of the highest-scoring fighter pilots of the conflict.
- 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: Jack Fawcett Target entity description: Jack Fawcett was the son of British explorer Percy Fawcett who disappeared with his father during their ill-fated 1925 expedition into the Amazon in search of the lost city of "Z."
-
A.
Keith Foulke
Keith Foulke is a former Major League Baseball relief pitcher best known as the Boston Red Sox closer who played a pivotal role in their 2004 World Series championship run.
-
B.
Michael Foale
Michael Foale is a British-American astrophysicist and former NASA astronaut renowned for his long-duration missions on the Space Shuttle and Mir, and for being one of the most experienced spacefarers in history.
-
C.
Charles Pilger
Charles Pilger is an individual notable enough to be recorded as a bearer of the surname Pilger, though specific widely known biographical details about him are not readily available.
-
D.
Charles Fairburn
Charles Fairburn was a British railway engineer best known for his tenure as Chief Mechanical Engineer of the London, Midland and Scottish Railway in the mid-20th century, during which he oversaw the design and development of several notable steam and electric locomotives.
-
E.
Raymond Collishaw
Raymond Collishaw was a Canadian First World War flying ace and one of the highest-scoring fighter pilots of the conflict.
- F. None of above. chosen
Statements (28)
| Predicate | Object |
|---|---|
| instanceOf | person ⓘ |
| associatedWith |
Amazon exploration history
ⓘ
lost city of Z legend ⓘ |
| countryOfCitizenship | United Kingdom ⓘ |
| dateOfDeath | 1925 ⓘ |
| disappearedIn |
Amazon rainforest
ⓘ
Brazil ⓘ |
| disappearedOn | 1925 ⓘ |
| ethnicGroup | British ⓘ |
| father | Percy Fawcett ⓘ |
| hasCauseOfDeath | unknown ⓘ |
| hasRole | member of exploration party ⓘ |
| knownFor |
disappearing during an Amazon expedition in 1925
ⓘ
participating in Percy Fawcett's final expedition ⓘ |
| languageSpoken | English ⓘ |
| mannerOfDeath | disappeared ⓘ |
| name | Jack Fawcett ⓘ |
| notableEvent | ill-fated 1925 expedition into the Amazon ⓘ |
| notableRelative | Percy Fawcett ⓘ |
| occupation | explorer ⓘ |
| participantIn |
Percy Fawcett's 1925 Amazon expedition
ⓘ
linked to:
Percy Fawcett
expedition in search of the lost city of Z ⓘ |
| partOf | Fawcett expedition party ⓘ |
| placeOfDeath | Amazon rainforest ⓘ |
| relative | Percy Fawcett ⓘ |
| sexOrGender | male ⓘ |
| subjectOf |
books about Percy Fawcett's lost city of Z expedition
ⓘ
speculation about the fate of the Fawcett expedition ⓘ |
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: Jack Fawcett Description of subject: Jack Fawcett was the son of British explorer Percy Fawcett who disappeared with his father during their ill-fated 1925 expedition into the Amazon in search of the lost city of "Z."
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.