Morris Cohen
E690471
Morris Cohen was an American-born Soviet spy who, along with his wife Lona, played a key role in passing U.S. atomic and military secrets to the USSR during the mid-20th century.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Morris Cohen canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T7433252 — 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: Morris Cohen Context triple: [Soviet atomic bomb project (indirectly, via espionage), notableSpy, Morris Cohen]
-
A.
Herman Cohen
Herman Cohen was an American film producer best known for his low-budget horror and exploitation films of the 1950s and 1960s.
-
B.
Samuel Cohen
Samuel Cohen, better known as Sammy Cahn, was an American lyricist renowned for his Academy Award–winning songs and collaborations with artists like Frank Sinatra.
-
C.
Benjamin Rapoport
Benjamin Rapoport is a neurosurgeon and entrepreneur best known as one of the co-founders of the brain–computer interface company Neuralink.
-
D.
Max Rosenberg
Max Rosenberg was a relative of the renowned British intelligence officer Vera Atkins, who served in the Special Operations Executive during World War II.
-
E.
J. Sholom Ehrlich
J. Sholom Ehrlich is a notable individual recognized as a significant bearer of the Ehrlich surname, likely distinguished in religious, scholarly, or communal contexts.
- 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: Morris Cohen Target entity description: Morris Cohen was an American-born Soviet spy who, along with his wife Lona, played a key role in passing U.S. atomic and military secrets to the USSR during the mid-20th century.
-
A.
Herman Cohen
Herman Cohen was an American film producer best known for his low-budget horror and exploitation films of the 1950s and 1960s.
-
B.
Samuel Cohen
Samuel Cohen, better known as Sammy Cahn, was an American lyricist renowned for his Academy Award–winning songs and collaborations with artists like Frank Sinatra.
-
C.
Benjamin Rapoport
Benjamin Rapoport is a neurosurgeon and entrepreneur best known as one of the co-founders of the brain–computer interface company Neuralink.
-
D.
Max Rosenberg
Max Rosenberg was a relative of the renowned British intelligence officer Vera Atkins, who served in the Special Operations Executive during World War II.
-
E.
J. Sholom Ehrlich
J. Sholom Ehrlich is a notable individual recognized as a significant bearer of the Ehrlich surname, likely distinguished in religious, scholarly, or communal contexts.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
American-born Soviet spy
ⓘ
person ⓘ spy ⓘ |
| activityPeriod | 1930s–1960s ⓘ |
| alsoKnownAs |
Peter John Kroger
NERFINISHED
ⓘ
Peter John Kroger (alias) NERFINISHED ⓘ Peter Kroger NERFINISHED ⓘ |
| arrestedIn | 1961 ⓘ |
| burialPlace | Moscow NERFINISHED ⓘ |
| conflict | Spanish Civil War ⓘ |
| convictedOf | espionage ⓘ |
| countryOfCitizenship |
Soviet Union
ⓘ
United States of America ⓘ
surface form:
United States
|
| countryOfConviction | United Kingdom NERFINISHED ⓘ |
| dateOfBirth | 1910-07-02 ⓘ |
| dateOfDeath | 1995-06-23 ⓘ |
| employer |
GRU
NERFINISHED
ⓘ
Soviet military intelligence NERFINISHED ⓘ |
| event | prisoner exchange between the United Kingdom and the Soviet Union ⓘ |
| gender | male ⓘ |
| ideology | communism ⓘ |
| intelligenceService | Soviet military intelligence (GRU) NERFINISHED ⓘ |
| languageSpoken | English ⓘ |
| memberOf | Communist Party USA NERFINISHED ⓘ |
| militaryBranch | Abraham Lincoln Brigade NERFINISHED ⓘ |
| name | Morris Cohen NERFINISHED ⓘ |
| nationalityAtBirth | American ⓘ |
| notableEvent | exposure as part of the Portland Spy Ring in the UK ⓘ |
| notableFor |
handling microfilm of classified documents
ⓘ
operating under deep-cover identities in the United Kingdom ⓘ |
| notableWork |
espionage for the Soviet Union in the United States
ⓘ
passing U.S. atomic secrets to the USSR ⓘ passing U.S. military secrets to the USSR ⓘ |
| occupation |
courier
ⓘ
radio engineer ⓘ |
| participatedIn |
Cold War espionage
NERFINISHED
ⓘ
Soviet atomic espionage in the United States ⓘ |
| placeOfArrest | Ruislip, Middlesex, England NERFINISHED ⓘ |
| placeOfBirth | New York City ⓘ |
| placeOfDeath |
London, England
ⓘ
surface form:
London
|
| releasedIn | 1969 ⓘ |
| relocatedTo | Moscow NERFINISHED ⓘ |
| residence | Moscow ⓘ |
| sentence | 25 years imprisonment ⓘ |
| spouse | Lona Cohen NERFINISHED ⓘ |
| workedWith |
Klaus Fuchs
NERFINISHED
ⓘ
Lona Cohen 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: Morris Cohen Description of subject: Morris Cohen was an American-born Soviet spy who, along with his wife Lona, played a key role in passing U.S. atomic and military secrets to the USSR during the mid-20th century.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.