Maria Ulyanova
E78287
Maria Ulyanova was a Russian revolutionary and Bolshevik activist, best known as one of Vladimir Lenin’s politically engaged sisters who supported and helped organize the early Soviet movement.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Maria Alexandrovna Ulyanova | 6 |
| Maria Ulyanova canonical | 6 |
| Maria Ilyinichna Ulyanova | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T604457 — 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: Maria Ulyanova Context triple: [Vladimir Lenin, sibling, Maria Ulyanova]
-
A.
Margarita Petrovna
Margarita Petrovna was a lesser-known daughter of Empress Catherine I of Russia, connected to the early 18th-century Russian imperial family.
-
B.
Nadezhda Vasilyeva
Nadezhda Vasilyeva is known primarily as a daughter of Vasily Stalin, the son of Soviet leader Joseph Stalin.
-
C.
Nadezhda Krupskaya
Nadezhda Krupskaya was a Russian Bolshevik revolutionary, Marxist theorist, and influential Soviet educator who played a key role in shaping early Soviet education policy.
-
D.
Natalia Petrovna
Natalia Petrovna was a Russian princess of the Romanov dynasty and sister of Empress Elizabeth of Russia.
-
E.
Marta Samuilovna Skavronskaya
Marta Samuilovna Skavronskaya, better known as Catherine I of Russia, was the Empress of Russia and the second wife of Peter the Great, becoming the first woman to rule the Russian Empire.
- 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: Maria Ulyanova Target entity description: Maria Ulyanova was a Russian revolutionary and Bolshevik activist, best known as one of Vladimir Lenin’s politically engaged sisters who supported and helped organize the early Soviet movement.
-
A.
Margarita Petrovna
Margarita Petrovna was a lesser-known daughter of Empress Catherine I of Russia, connected to the early 18th-century Russian imperial family.
-
B.
Nadezhda Vasilyeva
Nadezhda Vasilyeva is known primarily as a daughter of Vasily Stalin, the son of Soviet leader Joseph Stalin.
-
C.
Nadezhda Krupskaya
Nadezhda Krupskaya was a Russian Bolshevik revolutionary, Marxist theorist, and influential Soviet educator who played a key role in shaping early Soviet education policy.
-
D.
Natalia Petrovna
Natalia Petrovna was a Russian princess of the Romanov dynasty and sister of Empress Elizabeth of Russia.
-
E.
Marta Samuilovna Skavronskaya
Marta Samuilovna Skavronskaya, better known as Catherine I of Russia, was the Empress of Russia and the second wife of Peter the Great, becoming the first woman to rule the Russian Empire.
- F. None of above. chosen
Statements (38)
| Predicate | Object |
|---|---|
| instanceOf |
Bolshevik activist
ⓘ
Russian revolutionary ⓘ human ⓘ |
| areaOfActivism |
socialist agitation
ⓘ
workers’ movement ⓘ |
| countryOfCitizenship | Russian Empire ⓘ |
| ethnicGroup | Russian ⓘ |
| familyName | Ulyanova ⓘ |
| fieldOfWork |
party organization
ⓘ
revolutionary politics ⓘ |
| givenName | Maria ⓘ |
| hasRole |
organizer in Bolshevik movement
ⓘ
supporter of early Soviet state ⓘ |
| ideology |
communism
ⓘ
proletarian internationalism ⓘ |
| languageSpokenWrittenOrSigned | Russian ⓘ |
| memberOf |
Russian Social Democratic Labour Party (Bolsheviks)
ⓘ
surface form:
Bolsheviks
Russian Social Democratic Labour Party (Bolsheviks) ⓘ
surface form:
Russian Social Democratic Labour Party
|
| movement | early Soviet movement ⓘ |
| nativeLanguage | Russian ⓘ |
| notableFor | being politically active sister of Vladimir Lenin ⓘ |
| notableWork |
organization of Bolshevik underground activities
ⓘ
support for early Soviet movement ⓘ |
| occupation |
political activist
ⓘ
revolutionary ⓘ |
| participantIn | Russian revolutionary movement ⓘ |
| partOf |
Ulyanov family
ⓘ
surface form:
Lenin family
|
| politicalAlignment |
Bolshevism
ⓘ
Marxism ⓘ |
| relative | Vladimir Lenin ⓘ |
| residence |
Russian Empire
ⓘ
Russian SFSR ⓘ
surface form:
Soviet Russia
|
| sexOrGender | female ⓘ |
| sibling |
Alexander Ulyanov
ⓘ
Anna Ulyanova ⓘ Dmitry Ulyanov ⓘ Olga Ulyanova ⓘ 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: Maria Ulyanova Description of subject: Maria Ulyanova was a Russian revolutionary and Bolshevik activist, best known as one of Vladimir Lenin’s politically engaged sisters who supported and helped organize the early Soviet movement.
Referenced by (13)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Maria Alexandrovna Ulyanova
this entity surface form:
Maria Alexandrovna Ulyanova
this entity surface form:
Maria Alexandrovna Ulyanova
this entity surface form:
Maria Alexandrovna Ulyanova
this entity surface form:
Maria Alexandrovna Ulyanova
this entity surface form:
Maria Ilyinichna Ulyanova
this entity surface form:
Maria Alexandrovna Ulyanova