Tsarevich Ivan Alexeyevich of Russia
E482117
Tsarevich Ivan Alexeyevich of Russia was the eldest son and heir apparent of Tsar Alexei Mikhailovich, whose early death paved the way for his half-brother Peter the Great’s eventual rise to the Russian throne.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Tsarevich Ivan Alexeyevich of Russia canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4858469 — 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: Tsarevich Ivan Alexeyevich of Russia Context triple: [Catherine Ivanovna of Russia, father, Tsarevich Ivan Alexeyevich of Russia]
-
A.
Alexei Nikolaevich, Tsarevich of Russia
Alexei Nikolaevich, Tsarevich of Russia, was the hemophiliac heir apparent and only son of Tsar Nicholas II, whose assassination with his family in 1918 marked the end of the Russian imperial dynasty.
-
B.
Alexei Petrovich, Tsarevich of Russia
Alexei Petrovich, Tsarevich of Russia, was the ill-fated heir to the Russian throne whose conflict with his father Peter the Great led to his arrest, torture, and death in custody.
-
C.
Tsarevich Dmitry Ivanovich
Tsarevich Dmitry Ivanovich was the youngest son of Ivan the Terrible whose mysterious death in childhood later sparked the appearance of pretenders, most notably False Dmitry I, during Russia’s Time of Troubles.
-
D.
Tsarevich Alexei Alexeyevich of Russia
Tsarevich Alexei Alexeyevich of Russia was the eldest son and heir apparent of Tsar Alexei Mikhailovich, whose early death in 1670 altered the line of succession in the Romanov dynasty.
-
E.
Tsarevich Ilya Fyodorovich
Tsarevich Ilya Fyodorovich was a short-lived Russian royal prince of the late 17th century, known primarily as the son and heir of Tsar Feodor III of Russia.
- 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: Tsarevich Ivan Alexeyevich of Russia Target entity description: Tsarevich Ivan Alexeyevich of Russia was the eldest son and heir apparent of Tsar Alexei Mikhailovich, whose early death paved the way for his half-brother Peter the Great’s eventual rise to the Russian throne.
-
A.
Alexei Nikolaevich, Tsarevich of Russia
Alexei Nikolaevich, Tsarevich of Russia, was the hemophiliac heir apparent and only son of Tsar Nicholas II, whose assassination with his family in 1918 marked the end of the Russian imperial dynasty.
-
B.
Alexei Petrovich, Tsarevich of Russia
Alexei Petrovich, Tsarevich of Russia, was the ill-fated heir to the Russian throne whose conflict with his father Peter the Great led to his arrest, torture, and death in custody.
-
C.
Tsarevich Dmitry Ivanovich
Tsarevich Dmitry Ivanovich was the youngest son of Ivan the Terrible whose mysterious death in childhood later sparked the appearance of pretenders, most notably False Dmitry I, during Russia’s Time of Troubles.
-
D.
Tsarevich Alexei Alexeyevich of Russia
Tsarevich Alexei Alexeyevich of Russia was the eldest son and heir apparent of Tsar Alexei Mikhailovich, whose early death in 1670 altered the line of succession in the Romanov dynasty.
-
E.
Tsarevich Ilya Fyodorovich
Tsarevich Ilya Fyodorovich was a short-lived Russian royal prince of the late 17th century, known primarily as the son and heir of Tsar Feodor III of Russia.
- F. None of above. chosen
Statements (20)
| Predicate | Object |
|---|---|
| instanceOf |
Russian tsarevich
ⓘ
heir apparent ⓘ |
| country | Tsardom of Russia NERFINISHED ⓘ |
| dynasty | House of Romanov NERFINISHED ⓘ |
| era | 17th-century Russia ⓘ |
| father | Alexei Mikhailovich of Russia NERFINISHED ⓘ |
| gender | male ⓘ |
| givenName | Ivan NERFINISHED ⓘ |
| halfBrother | Peter the Great NERFINISHED ⓘ |
| mother | Maria Miloslavskaya NERFINISHED ⓘ |
| nobleFamily | Romanov family NERFINISHED ⓘ |
| notableFact |
his death helped clear the path for Peter the Great’s accession
ⓘ
his early death removed him from the line of succession ⓘ was the eldest son of Tsar Alexei Mikhailovich ⓘ |
| patronymic | Alexeyevich ⓘ |
| position | heir apparent to the Russian throne ⓘ |
| sibling |
Feodor III of Russia
NERFINISHED
ⓘ
Sophia Alekseyevna of Russia NERFINISHED ⓘ Tsar Ivan V of Russia NERFINISHED ⓘ |
| title | Tsarevich of Russia NERFINISHED ⓘ |
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: Tsarevich Ivan Alexeyevich of Russia Description of subject: Tsarevich Ivan Alexeyevich of Russia was the eldest son and heir apparent of Tsar Alexei Mikhailovich, whose early death paved the way for his half-brother Peter the Great’s eventual rise to the Russian throne.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.