Morton Sobell
E1036511
Morton Sobell was an American engineer and Soviet spy who was convicted alongside Julius and Ethel Rosenberg in one of the most famous espionage cases of the Cold War.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Morton Sobell canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T13392823 — 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: Morton Sobell Context triple: [Julius Rosenberg and Ethel Rosenberg, coDefendant, Morton Sobell]
-
A.
Roy P. Drachman
Roy P. Drachman was a prominent Tucson real estate developer and civic leader whose philanthropy significantly supported the University of Arizona and local community projects.
-
B.
Murray Stein
Murray Stein is a Jungian analyst and author known for his influential writings on analytical psychology, individuation, and the work of C.G. Jung.
-
C.
Clifford M. Sobel
Clifford M. Sobel is an American businessman and diplomat who served as U.S. ambassador to both the Netherlands and Brazil in the 2000s.
-
D.
Andrew Shulkind
Andrew Shulkind is a cinematographer known for his atmospheric and visually immersive work in genre films and television.
-
E.
Jim Breuer
Jim Breuer is an American stand-up comedian and actor best known for his work on "Saturday Night Live" and his role in the cult stoner comedy film "Half Baked."
- 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: Morton Sobell Target entity description: Morton Sobell was an American engineer and Soviet spy who was convicted alongside Julius and Ethel Rosenberg in one of the most famous espionage cases of the Cold War.
-
A.
Roy P. Drachman
Roy P. Drachman was a prominent Tucson real estate developer and civic leader whose philanthropy significantly supported the University of Arizona and local community projects.
-
B.
Murray Stein
Murray Stein is a Jungian analyst and author known for his influential writings on analytical psychology, individuation, and the work of C.G. Jung.
-
C.
Clifford M. Sobel
Clifford M. Sobel is an American businessman and diplomat who served as U.S. ambassador to both the Netherlands and Brazil in the 2000s.
-
D.
Andrew Shulkind
Andrew Shulkind is a cinematographer known for his atmospheric and visually immersive work in genre films and television.
-
E.
Jim Breuer
Jim Breuer is an American stand-up comedian and actor best known for his work on "Saturday Night Live" and his role in the cult stoner comedy film "Half Baked."
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
American spy for the Soviet Union
ⓘ
Cold War spy ⓘ Soviet spy ⓘ engineer ⓘ human ⓘ |
| allegiance | United States of America ⓘ |
| authorOf | On Doing Time NERFINISHED ⓘ |
| causeOfDeath | natural causes ⓘ |
| coDefendant |
Ethel Rosenberg
NERFINISHED
ⓘ
Julius Rosenberg NERFINISHED ⓘ |
| confessedTo | spying for the Soviet Union during World War II ⓘ |
| confessionDate | 2008 ⓘ |
| convictedIn | United States District Court for the Southern District of New York NERFINISHED ⓘ |
| convictedOf | conspiracy to commit espionage ⓘ |
| countryOfCitizenship | United States of America ⓘ |
| dateOfBirth | 1917-04-11 ⓘ |
| dateOfDeath | 2018-12-26 ⓘ |
| dateOfParole | 1969 ⓘ |
| educatedAt |
City College of New York
NERFINISHED
ⓘ
Columbia University ⓘ Stuyvesant High School NERFINISHED ⓘ |
| employer |
General Electric
NERFINISHED
ⓘ
Navy Bureau of Ordnance NERFINISHED ⓘ Reeves Instrument Corporation NERFINISHED ⓘ |
| ethnicGroup | Jewish American NERFINISHED ⓘ |
| familyName | Sobell NERFINISHED ⓘ |
| fieldOfWork | electrical engineering ⓘ |
| givenName | Morton NERFINISHED ⓘ |
| livedDuring |
20th century
ⓘ
21st century ⓘ |
| notableFor | being convicted in the Rosenberg espionage case ⓘ |
| notableWork | On Doing Time NERFINISHED ⓘ |
| occupation |
electrical engineer
ⓘ
engineer ⓘ espionage agent ⓘ |
| participantIn |
Cold War
NERFINISHED
ⓘ
Rosenberg espionage case ⓘ |
| placeOfBirth |
Manhattan
ⓘ
New York City ⓘ |
| placeOfDeath |
Manhattan
NERFINISHED
ⓘ
New York City ⓘ |
| placeOfDetention |
Alcatraz Federal Penitentiary
NERFINISHED
ⓘ
Lewisburg Federal Penitentiary NERFINISHED ⓘ |
| residence | New York City ⓘ |
| sentencedTo | 30 years in federal prison ⓘ |
| sexOrGender | male ⓘ |
| spiedFor | Soviet Union NERFINISHED ⓘ |
| spouse | Helen Levitov Sobell 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: Morton Sobell Description of subject: Morton Sobell was an American engineer and Soviet spy who was convicted alongside Julius and Ethel Rosenberg in one of the most famous espionage cases of the Cold War.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Julius Rosenberg and Ethel Rosenberg