William Brazel
E1047809
William Brazel was the New Mexico rancher whose discovery of mysterious debris on his property in 1947 sparked what became known as the Roswell UFO incident.
All labels observed (1)
| Label | Occurrences |
|---|---|
| William Brazel canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T12585166 — 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: William Brazel Context triple: [1947 Roswell UFO incident, hasKeyPerson, William Brazel]
-
A.
William Pritchard
William Pritchard is a Canadian municipal politician known for serving as the mayor of Burnaby, British Columbia.
-
B.
Louis Hobson
Louis Hobson is an American musical theatre actor best known for his work on Broadway, including originating a role in the acclaimed rock musical "Next to Normal."
-
C.
Charles Mawhood
Charles Mawhood was a British Army officer best known for leading Crown forces against George Washington’s troops during the American Revolutionary War, particularly at the Battle of Princeton.
-
D.
William Cottrell
William Cottrell was an American screenwriter and director best known for his work on classic Disney animated films in the mid-20th century.
-
E.
Herman Bell
Herman Bell is an American Black revolutionary and former member of the Black Panther Party and Black Liberation Army who was convicted in the killing of New York City police officers in the early 1970s.
- 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: William Brazel Target entity description: William Brazel was the New Mexico rancher whose discovery of mysterious debris on his property in 1947 sparked what became known as the Roswell UFO incident.
-
A.
William Pritchard
William Pritchard is a Canadian municipal politician known for serving as the mayor of Burnaby, British Columbia.
-
B.
Louis Hobson
Louis Hobson is an American musical theatre actor best known for his work on Broadway, including originating a role in the acclaimed rock musical "Next to Normal."
-
C.
Charles Mawhood
Charles Mawhood was a British Army officer best known for leading Crown forces against George Washington’s troops during the American Revolutionary War, particularly at the Battle of Princeton.
-
D.
William Cottrell
William Cottrell was an American screenwriter and director best known for his work on classic Disney animated films in the mid-20th century.
-
E.
Herman Bell
Herman Bell is an American Black revolutionary and former member of the Black Panther Party and Black Liberation Army who was convicted in the killing of New York City police officers in the early 1970s.
- F. None of above. chosen
Statements (24)
| Predicate | Object |
|---|---|
| instanceOf |
human
ⓘ
rancher ⓘ |
| alsoKnownAs | Mac Brazel NERFINISHED ⓘ |
| countryOfCitizenship | United States of America ⓘ |
| dateOfEvent | 1947 ⓘ |
| discovered | debris later linked to the Roswell UFO incident ⓘ |
| employer | self-employed rancher ⓘ |
| eventAssociatedWith | Roswell UFO incident NERFINISHED ⓘ |
| foundObjectDescribedAs |
metallic debris field
ⓘ
rubber strips and sticks ⓘ unusual foil-like material ⓘ |
| involvedIn | recovery of debris later claimed by the U.S. military to be from a weather balloon ⓘ |
| knownFor | finding mysterious debris on his ranch in 1947 ⓘ |
| mediaCoverage | interviewed by local newspapers after the Roswell debris discovery ⓘ |
| notableFor | discovery of debris associated with the Roswell UFO incident ⓘ |
| occupation | rancher ⓘ |
| placeOfActivity | Lincoln County, New Mexico NERFINISHED ⓘ |
| placeOfResidence | New Mexico NERFINISHED ⓘ |
| propertyLocation | near Corona, New Mexico ⓘ |
| reportedTo |
Chaves County sheriff
NERFINISHED
ⓘ
Roswell Army Air Field NERFINISHED ⓘ |
| roleInEvent | initial civilian witness in the Roswell UFO incident ⓘ |
| stateOfResidence | New Mexico NERFINISHED ⓘ |
| timePeriod | 20th century ⓘ |
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: William Brazel Description of subject: William Brazel was the New Mexico rancher whose discovery of mysterious debris on his property in 1947 sparked what became known as the Roswell UFO incident.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.