Lev Sedov
E124508
Lev Sedov was a Russian revolutionary and political activist best known as Leon Trotsky’s son and close collaborator in the international communist opposition to Stalin.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Lev Sedov canonical | 7 |
| Lev Lvovich Sedov Jr. | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T513048 — 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: Lev Sedov Context triple: [Leon Trotsky, child, Lev Sedov]
-
A.
Leonid Govorov
Leonid Govorov was a Soviet artillery marshal and military commander best known for his key role in organizing the defense and eventual lifting of the Siege of Leningrad during World War II.
-
B.
Ivan Kozhedub
Ivan Kozhedub was a Soviet World War II fighter ace and three-time Hero of the Soviet Union, widely regarded as one of the highest-scoring Allied pilots of the war.
-
C.
Rodion Malinovsky
Rodion Malinovsky was a prominent Soviet military commander and Marshal of the Soviet Union who played a key role in major Eastern Front operations during World War II and later served as the USSR’s Minister of Defense.
-
D.
Nikolay Bogolyubov
Nikolay Bogolyubov was a prominent Soviet mathematician and theoretical physicist known for his foundational contributions to quantum field theory, statistical mechanics, and nonlinear dynamics.
-
E.
Yuri Zhdanov
Yuri Zhdanov was a Soviet chemist and academic administrator, known both for his work in physical chemistry and for being briefly married to Joseph Stalin’s daughter, Svetlana Alliluyeva.
- 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: Lev Sedov Target entity description: Lev Sedov was a Russian revolutionary and political activist best known as Leon Trotsky’s son and close collaborator in the international communist opposition to Stalin.
-
A.
Leonid Govorov
Leonid Govorov was a Soviet artillery marshal and military commander best known for his key role in organizing the defense and eventual lifting of the Siege of Leningrad during World War II.
-
B.
Ivan Kozhedub
Ivan Kozhedub was a Soviet World War II fighter ace and three-time Hero of the Soviet Union, widely regarded as one of the highest-scoring Allied pilots of the war.
-
C.
Rodion Malinovsky
Rodion Malinovsky was a prominent Soviet military commander and Marshal of the Soviet Union who played a key role in major Eastern Front operations during World War II and later served as the USSR’s Minister of Defense.
-
D.
Nikolay Bogolyubov
Nikolay Bogolyubov was a prominent Soviet mathematician and theoretical physicist known for his foundational contributions to quantum field theory, statistical mechanics, and nonlinear dynamics.
-
E.
Yuri Zhdanov
Yuri Zhdanov was a Soviet chemist and academic administrator, known both for his work in physical chemistry and for being briefly married to Joseph Stalin’s daughter, Svetlana Alliluyeva.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
human
ⓘ
political activist ⓘ revolutionary ⓘ |
| associatedWith |
Fourth International (preparatory work)
ⓘ
linked to:
Fourth International
International Left Opposition ⓘ |
| burialPlace | Cimetière de Thiais ⓘ |
| causeOfDeath |
peritonitis
ⓘ
suspicious circumstances ⓘ |
| child |
Lev Lvovich Sedov Jr.
ⓘ
linked to:
Lev Sedov
|
| countryOfCitizenship |
Russian Soviet Federative Socialist Republic
ⓘ
linked to:
Russian SFSR
Soviet Union ⓘ |
| dateOfBirth | 1906-02-24 ⓘ |
| dateOfDeath | 1938-02-16 ⓘ |
| ethnicGroup | Jewish ⓘ |
| familyName | Sedov ⓘ |
| father | Leon Trotsky ⓘ |
| givenName | Lev ⓘ |
| ideology |
Marxism
ⓘ
Trotskyism ⓘ |
| languageSpoken |
French
ⓘ
German ⓘ Russian ⓘ |
| mother | Natalia Sedova ⓘ |
| movement | Trotskyism ⓘ |
| name | Lev Sedov ⓘ |
| nativeLanguage | Russian ⓘ |
| notableFor |
being a close collaborator of Leon Trotsky
ⓘ
documenting and denouncing the Moscow Trials ⓘ opposition to Joseph Stalin ⓘ organizing Trotskyist opposition in Europe ⓘ |
| notableWork | The Red Book on the Moscow Trials ⓘ |
| occupation |
political activist
ⓘ
revolutionary ⓘ |
| opposedTo |
Stalinism
ⓘ
linked to:
Stalin era
|
| participantIn |
Left Opposition activities in the Soviet Union
ⓘ
Trotskyist movement in exile ⓘ |
| placeOfBirth |
Russian Empire
ⓘ
St. Petersburg ⓘ
linked to:
Saint Petersburg Federal City
|
| placeOfDeath |
France
ⓘ
Paris ⓘ |
| politicalAlignment |
Left opposition
ⓘ
linked to:
Left Opposition
international communist opposition to Stalin ⓘ |
| relative |
Sergei Sedov
ⓘ
Zinaida Volkova ⓘ |
| residence |
Berlin
ⓘ
Paris ⓘ |
| spouse | Jeanne Martin ⓘ |
| workLocation |
Berlin
ⓘ
Paris ⓘ |
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: Lev Sedov Description of subject: Lev Sedov was a Russian revolutionary and political activist best known as Leon Trotsky’s son and close collaborator in the international communist opposition to Stalin.
Referenced by (8)
Full triples — surface form annotated when it differs from this entity's canonical label.