Leo Jacoby
E823622
Leo Jacoby was the birth name of American actor Lee J. Cobb, renowned for his powerful character roles in film, television, and theater, including "12 Angry Men" and "On the Waterfront."
All labels observed (1)
| Label | Occurrences |
|---|---|
| Leo Jacoby canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T9818834 — 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: Leo Jacoby Context triple: [Lee J. Cobb, birthName, Leo Jacoby]
-
A.
Henry Jacoby
Henry Jacoby is an American economist and climate policy expert known for his work on energy and environmental economics at the Massachusetts Institute of Technology.
-
B.
Arthur Jacobson
Arthur Jacobson was an American film assistant director recognized in early Hollywood for his award-winning work during the 1930s studio era.
-
C.
Lewis Morris
Lewis Morris was a colonial American politician and landowner who served as the first royal governor of New Jersey in the 18th century.
-
D.
John Hailey
John Hailey was a 19th-century Idaho pioneer, businessman, and politician whose contributions to the region’s early development led to the city of Hailey, Idaho being named in his honor.
-
E.
Henry Krinsky
Henry Krinsky, later known as Henry Crown, was a prominent American industrialist and financier who built a vast business empire including Material Service Corporation and a major stake in General Dynamics.
- 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: Leo Jacoby Target entity description: Leo Jacoby was the birth name of American actor Lee J. Cobb, renowned for his powerful character roles in film, television, and theater, including "12 Angry Men" and "On the Waterfront."
-
A.
Henry Jacoby
Henry Jacoby is an American economist and climate policy expert known for his work on energy and environmental economics at the Massachusetts Institute of Technology.
-
B.
Arthur Jacobson
Arthur Jacobson was an American film assistant director recognized in early Hollywood for his award-winning work during the 1930s studio era.
-
C.
Lewis Morris
Lewis Morris was a colonial American politician and landowner who served as the first royal governor of New Jersey in the 18th century.
-
D.
John Hailey
John Hailey was a 19th-century Idaho pioneer, businessman, and politician whose contributions to the region’s early development led to the city of Hailey, Idaho being named in his honor.
-
E.
Henry Krinsky
Henry Krinsky, later known as Henry Crown, was a prominent American industrialist and financier who built a vast business empire including Material Service Corporation and a major stake in General Dynamics.
- F. None of above. chosen
Statements (34)
| Predicate | Object |
|---|---|
| instanceOf |
film actor
ⓘ
human ⓘ stage actor ⓘ television actor ⓘ |
| activeIn | Hollywood ⓘ |
| alsoKnownAs | Lee J. Cobb ⓘ |
| birthNameOf | Lee J. Cobb ⓘ |
| causeOfDeath | heart attack ⓘ |
| countryOfCitizenship | United States of America ⓘ |
| dateOfBirth | 1911-12-08 ⓘ |
| dateOfDeath | 1976-02-11 ⓘ |
| ethnicGroup | Jewish ⓘ |
| genre | drama ⓘ |
| hasChild | Julie Cobb ⓘ |
| languageOfWorkOrName | English ⓘ |
| memberOf | Actors Studio ⓘ |
| notableRole |
Johnny Friendly in On the Waterfront
ⓘ
Juror #3 in 12 Angry Men ⓘ
linked to:
Juror 3 in 12 Angry Men
|
| notableWork |
12 Angry Men
ⓘ
On the Waterfront ⓘ The Brothers Karamazov (1958 film) ⓘ The Exorcist ⓘ The Man Who Cheated Himself ⓘ The Virginian (TV series) ⓘ
linked to:
The Virginian (television series)
|
| occupation |
actor
ⓘ
film actor ⓘ stage actor ⓘ television actor ⓘ |
| placeOfBirth | New York City ⓘ |
| placeOfDeath | Woodland Hills, Los Angeles ⓘ |
| religion | Judaism ⓘ |
| sexOrGender | male ⓘ |
| spouse |
Helen Beverley
ⓘ
Mary Hirsch ⓘ |
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: Leo Jacoby Description of subject: Leo Jacoby was the birth name of American actor Lee J. Cobb, renowned for his powerful character roles in film, television, and theater, including "12 Angry Men" and "On the Waterfront."
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.