Dmitry Ulyanov
E420266
Dmitry Ulyanov was a Russian revolutionary and physician, best known as the younger brother of Vladimir Lenin and an active participant in the Bolshevik movement.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Dmitry Ulyanov canonical | 6 |
| Dmitri Ulyanov | 2 |
| Dmitri Ilyich Ulyanov | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T3688622 — 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: Dmitry Ulyanov Context triple: [Maria Ulyanova, sibling, Dmitry Ulyanov]
-
A.
Ilya Ulyanov
Ilya Ulyanov was a Russian educator and civil servant best known as the father of revolutionary leader Vladimir Lenin.
-
B.
Alexander Ulyanov
Alexander Ulyanov was a Russian revolutionary and older brother of Vladimir Lenin, best known for his involvement in a failed plot to assassinate Tsar Alexander III, for which he was executed in 1887.
-
C.
Vladimir Lenin
Vladimir Lenin was a Russian revolutionary leader, Marxist theorist, and the founding head of the Soviet state who played a central role in the 1917 Bolshevik Revolution.
-
D.
Andrei Sverdlov
Andrei Sverdlov was the son of prominent Bolshevik leader Yakov Sverdlov and a Soviet figure whose life was closely tied to the legacy of his revolutionary family.
-
E.
Vasily Stalin
Vasily Stalin was a Soviet Air Force officer and the son of Soviet leader Joseph Stalin, known for his privileged yet troubled life within the Soviet elite.
- 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: Dmitry Ulyanov Target entity description: Dmitry Ulyanov was a Russian revolutionary and physician, best known as the younger brother of Vladimir Lenin and an active participant in the Bolshevik movement.
-
A.
Ilya Ulyanov
Ilya Ulyanov was a Russian educator and civil servant best known as the father of revolutionary leader Vladimir Lenin.
-
B.
Alexander Ulyanov
Alexander Ulyanov was a Russian revolutionary and older brother of Vladimir Lenin, best known for his involvement in a failed plot to assassinate Tsar Alexander III, for which he was executed in 1887.
-
C.
Vladimir Lenin
Vladimir Lenin was a Russian revolutionary leader, Marxist theorist, and the founding head of the Soviet state who played a central role in the 1917 Bolshevik Revolution.
-
D.
Andrei Sverdlov
Andrei Sverdlov was the son of prominent Bolshevik leader Yakov Sverdlov and a Soviet figure whose life was closely tied to the legacy of his revolutionary family.
-
E.
Vasily Stalin
Vasily Stalin was a Soviet Air Force officer and the son of Soviet leader Joseph Stalin, known for his privileged yet troubled life within the Soviet elite.
- F. None of above. chosen
Statements (42)
| Predicate | Object |
|---|---|
| instanceOf |
Russian revolutionary
ⓘ
human ⓘ physician ⓘ |
| areaOfActivity |
Russian Empire
ⓘ
Soviet Union NERFINISHED ⓘ |
| countryOfCitizenship | Russian Empire ⓘ |
| educatedAt | Moscow State University ⓘ |
| ethnicGroup | Russian ⓘ |
| familyName | Ulyanov NERFINISHED ⓘ |
| father | Ilya Ulyanov ONNED1 ⓘ |
| fieldOfWork |
medicine
ⓘ
revolutionary politics ⓘ |
| givenName | Dmitry NERFINISHED ⓘ |
| hasRole |
medical doctor in revolutionary circles
ⓘ
party organizer ⓘ |
| ideologicallyAlignedWith | Vladimir Lenin NERFINISHED ⓘ |
| languageSpoken | Russian ⓘ |
| memberOf |
Russian Social Democratic Labour Party (Bolsheviks)
ⓘ
surface form:
Bolshevik Party
Russian Social Democratic Labour Party ⓘ |
| mother | Maria Alexandrovna Ulyanova NERFINISHED ⓘ |
| movement |
Bolshevism
ⓘ
surface form:
Bolshevik movement
|
| notableFamily | Ulyanov family ⓘ |
| notableFor |
being the younger brother of Vladimir Lenin
ⓘ
combining medical practice with revolutionary work ⓘ participation in the Bolshevik movement ⓘ |
| occupation |
physician
ⓘ
politician ⓘ revolutionary ⓘ |
| participantIn |
Bolshevik underground activities
ⓘ
Russian revolutionary movement ⓘ |
| partOf | Lenin’s inner revolutionary circle ⓘ |
| politicalIdeology |
Marxism
ⓘ
communism ⓘ |
| relative |
Nadezhda Krupskaya
NERFINISHED
ⓘ
Vladimir Lenin NERFINISHED ⓘ |
| residence |
Russian Empire
ⓘ
Soviet Russia ⓘ |
| sibling |
Alexander Ulyanov
ⓘ
Anna Ulyanova ⓘ Maria Ulyanova ⓘ Olga Ulyanova ONNED1 ⓘ Vladimir Lenin ⓘ |
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: Dmitry Ulyanov Description of subject: Dmitry Ulyanov was a Russian revolutionary and physician, best known as the younger brother of Vladimir Lenin and an active participant in the Bolshevik movement.
Referenced by (9)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Dmitri Ulyanov
this entity surface form:
Dmitri Ulyanov
this entity surface form:
Dmitri Ilyich Ulyanov