Tsarevich Ilya Fyodorovich
E419103
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.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Tsarevich Ilya Fyodorovich canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2684423 — 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 Ilya Fyodorovich Context triple: [Feodor III of Russia, child, Tsarevich Ilya Fyodorovich]
-
A.
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.
-
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.
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.
-
D.
Prince Dmitri Alexandrovich of Russia
Prince Dmitri Alexandrovich of Russia was a Russian imperial prince and grandson of Tsar Alexander III who lived in exile after the Russian Revolution.
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E.
Prince Vasili Alexandrovich of Russia
Prince Vasili Alexandrovich of Russia was a Russian imperial prince and grandson of Tsar Alexander III who lived in exile after 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: Tsarevich Ilya Fyodorovich Target entity description: 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.
-
A.
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.
-
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.
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.
-
D.
Prince Dmitri Alexandrovich of Russia
Prince Dmitri Alexandrovich of Russia was a Russian imperial prince and grandson of Tsar Alexander III who lived in exile after the Russian Revolution.
-
E.
Prince Vasili Alexandrovich of Russia
Prince Vasili Alexandrovich of Russia was a Russian imperial prince and grandson of Tsar Alexander III who lived in exile after the Russian Revolution.
- F. None of above. chosen
Statements (25)
| Predicate | Object |
|---|---|
| instanceOf |
Russian royal prince
ⓘ
heir apparent ⓘ |
| centuryOfActivity | 17th century ⓘ |
| country | Tsardom of Russia ⓘ |
| dynasty |
Romanov dynasty
ⓘ
linked to:
House of Romanov
|
| ethnicity | Russian ⓘ |
| father | Feodor III of Russia ⓘ |
| gender | male ⓘ |
| givenName | Ilya ⓘ |
| historicalEra | late 17th century Russia ⓘ |
| languageOfName | Russian ⓘ |
| mother | Marfa Apraksina ⓘ |
| nobleStatus | tsarevich ⓘ |
| notableFor | being designated heir of Feodor III of Russia ⓘ |
| patronymic | Fyodorovich ⓘ |
| position | heir to the Russian throne ⓘ |
| region | Muscovy ⓘ |
| relative |
Feodor III of Russia
ⓘ
Marfa Apraksina ⓘ |
| religion |
Eastern Orthodoxy
ⓘ
linked to:
Eastern Orthodox Christianity
|
| royalHouse | House of Romanov ⓘ |
| shortDescription | short‑lived Russian tsarevich, son and heir of Tsar Feodor III ⓘ |
| socialClass | royalty ⓘ |
| status | deceased ⓘ |
| title | Tsarevich of Russia ⓘ |
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 Ilya Fyodorovich Description of subject: 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.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.