Maria of Borovsk
E217897
Maria of Borovsk was a 15th-century Russian princess and Grand Princess of Moscow, known primarily as the wife of Grand Prince Vasily II and the mother of Ivan III, who greatly expanded the Russian state.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Maria of Borovsk canonical | 4 |
| Grand Princess of Moscow | 1 |
| Maria of Tver | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1242206 — 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 of Borovsk Context triple: [Ivan III of Russia, mother, Maria of Borovsk]
-
A.
Anna of Russia
Anna of Russia was Empress of Russia from 1730 to 1740, known for her autocratic rule, reliance on Baltic German advisers, and the continuation of Peter the Great’s westernizing policies.
-
B.
Natalia Alexeievna of Russia
Natalia Alexeievna of Russia was a Russian princess of the Romanov dynasty, known as the sister of Emperor Peter II.
-
C.
Ekaterina Dolgorukova
Ekaterina Dolgorukova was a Russian noblewoman from the influential Dolgorukov family, best known as the fiancée of Emperor Peter II of Russia and a figure in early 18th-century court politics.
-
D.
Eudoxia Lopukhina
Eudoxia Lopukhina was the first wife of Russian Tsar Peter the Great and Tsarina consort of Russia before being later divorced and forced into monastic life.
-
E.
Tatiana Nikolaevna of Russia
Tatiana Nikolaevna of Russia was the second daughter of Tsar Nicholas II and Empress Alexandra, a Grand Duchess known for her poise and wartime nursing work before being executed with her family during the Russian Revolution.
- 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 of Borovsk Target entity description: Maria of Borovsk was a 15th-century Russian princess and Grand Princess of Moscow, known primarily as the wife of Grand Prince Vasily II and the mother of Ivan III, who greatly expanded the Russian state.
-
A.
Anna of Russia
Anna of Russia was Empress of Russia from 1730 to 1740, known for her autocratic rule, reliance on Baltic German advisers, and the continuation of Peter the Great’s westernizing policies.
-
B.
Natalia Alexeievna of Russia
Natalia Alexeievna of Russia was a Russian princess of the Romanov dynasty, known as the sister of Emperor Peter II.
-
C.
Ekaterina Dolgorukova
Ekaterina Dolgorukova was a Russian noblewoman from the influential Dolgorukov family, best known as the fiancée of Emperor Peter II of Russia and a figure in early 18th-century court politics.
-
D.
Eudoxia Lopukhina
Eudoxia Lopukhina was the first wife of Russian Tsar Peter the Great and Tsarina consort of Russia before being later divorced and forced into monastic life.
-
E.
Tatiana Nikolaevna of Russia
Tatiana Nikolaevna of Russia was the second daughter of Tsar Nicholas II and Empress Alexandra, a Grand Duchess known for her poise and wartime nursing work before being executed with her family during the Russian Revolution.
- F. None of above. chosen
Statements (26)
| Predicate | Object |
|---|---|
| instanceOf |
15th-century Russian person
ⓘ
Grand Princess of Moscow ⓘ noblewoman ⓘ princess ⓘ |
| associatedWith | expansion of the Russian state through her son Ivan III ⓘ |
| centuryOfActivity | 15th century ⓘ |
| child | Ivan III of Russia ⓘ |
| countryOfCitizenship | Grand Duchy of Moscow ⓘ |
| ethnicGroup | Russian ⓘ |
| gender | female ⓘ |
| languageSpoken | Old Russian ⓘ |
| maritalStatus | married ⓘ |
| mother | Maria of Borovsk self-linksurface differs ⓘ |
| motherOf | Ivan III of Russia ⓘ |
| nobleFamily | House of Borovsk ⓘ |
| notableFor |
being mother of Ivan III of Russia
ⓘ
being wife of Vasily II of Moscow ⓘ |
| partOf | Russian nobility ⓘ |
| placeOfActivity | Moscow ⓘ |
| positionHeld | Grand Princess consort of Moscow ⓘ |
| religion |
Eastern Orthodox Christianity
ⓘ
surface form:
Eastern Orthodoxy
|
| spouse |
Maria of Borovsk
self-linksurface differs
ⓘ
Vasili II of Moscow ⓘ
surface form:
Vasily II of Moscow
|
| spouseTitle | Grand Prince of Moscow ⓘ |
| title |
Maria of Borovsk
self-linksurface differs
ⓘ
surface form:
Grand Princess of Moscow
Princess of Borovsk ⓘ |
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 of Borovsk Description of subject: Maria of Borovsk was a 15th-century Russian princess and Grand Princess of Moscow, known primarily as the wife of Grand Prince Vasily II and the mother of Ivan III, who greatly expanded the Russian state.
Referenced by (6)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Maria of Tver
subject surface form:
Vasily II of Moscow
subject surface form:
Ivan III of Russia
this entity surface form:
Grand Princess of Moscow