Ivan Lvovich Tolstoy
E163448
Ivan Lvovich Tolstoy was one of the sons of Russian writer Leo Tolstoy and his wife Sophia Tolstaya, belonging to the prominent Tolstoy family.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Ivan Lvovich Tolstoy canonical | 2 |
| Ivan Tolstoy | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1089752 — 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: Ivan Lvovich Tolstoy Context triple: [Sophia Tolstaya, hasChild, Ivan Lvovich Tolstoy]
-
A.
Mikhail Lvovich Tolstoy
Mikhail Lvovich Tolstoy was one of the children of Russian writer Leo Tolstoy and his wife Sophia Tolstaya, belonging to the prominent Tolstoy family.
-
B.
Dmitry Andreyevich Tolstoy
Dmitry Andreyevich Tolstoy was a prominent 19th-century Russian statesman and conservative reformer who served as Minister of Education and later as Minister of the Interior in the Russian Empire.
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C.
Andrei Lvovich Tolstoy
Andrei Lvovich Tolstoy was one of the children of the famed Russian writer Leo Tolstoy and his wife Sophia Tolstaya, belonging to the prominent Tolstoy family.
-
D.
Fyodor Tolstoy
Fyodor Tolstoy was a Russian nobleman and artist from the prominent Tolstoy family, known for his work as a painter, engraver, and medalist in the early 19th century.
-
E.
Pyotr Tolstoy
Pyotr Tolstoy is a Russian politician and television presenter, known as a prominent contemporary member of the historic Tolstoy family.
- 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: Ivan Lvovich Tolstoy Target entity description: Ivan Lvovich Tolstoy was one of the sons of Russian writer Leo Tolstoy and his wife Sophia Tolstaya, belonging to the prominent Tolstoy family.
-
A.
Mikhail Lvovich Tolstoy
Mikhail Lvovich Tolstoy was one of the children of Russian writer Leo Tolstoy and his wife Sophia Tolstaya, belonging to the prominent Tolstoy family.
-
B.
Dmitry Andreyevich Tolstoy
Dmitry Andreyevich Tolstoy was a prominent 19th-century Russian statesman and conservative reformer who served as Minister of Education and later as Minister of the Interior in the Russian Empire.
-
C.
Andrei Lvovich Tolstoy
Andrei Lvovich Tolstoy was one of the children of the famed Russian writer Leo Tolstoy and his wife Sophia Tolstaya, belonging to the prominent Tolstoy family.
-
D.
Fyodor Tolstoy
Fyodor Tolstoy was a Russian nobleman and artist from the prominent Tolstoy family, known for his work as a painter, engraver, and medalist in the early 19th century.
-
E.
Pyotr Tolstoy
Pyotr Tolstoy is a Russian politician and television presenter, known as a prominent contemporary member of the historic Tolstoy family.
- F. None of above. chosen
Statements (14)
| Predicate | Object |
|---|---|
| instanceOf |
human
ⓘ
member of the Tolstoy family ⓘ |
| countryOfCitizenship | Russian Empire ⓘ |
| ethnicGroup | Russian people ⓘ |
| familyName | Tolstoy ⓘ |
| father | Leo Tolstoy ⓘ |
| givenName | Ivan ⓘ |
| languageSpoken | Russian ⓘ |
| mother | Sophia Tolstaya ⓘ |
| notableFamily | Tolstoy family ⓘ |
| patronymicName | Lvovich ⓘ |
| placeInFamily | son of Leo Tolstoy ⓘ |
| relative |
Leo Tolstoy
ⓘ
Sophia Tolstaya ⓘ |
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: Ivan Lvovich Tolstoy Description of subject: Ivan Lvovich Tolstoy was one of the sons of Russian writer Leo Tolstoy and his wife Sophia Tolstaya, belonging to the prominent Tolstoy family.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Ivan Tolstoy