Feodor I of Russia (stepson)
E868929
Feodor I of Russia was the Tsar of Russia from 1584 to 1598, known as the last Rurikid ruler and a pious but politically weak monarch whose death without an heir led to the Time of Troubles.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Feodor I of Russia (stepson) canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T10409509 — 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: Feodor I of Russia (stepson) Context triple: [Maria Nagaya, relative, Feodor I of Russia (stepson)]
-
A.
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.
-
B.
Prince Fedor Davidovich of Mozhaysk
Prince Fedor Davidovich of Mozhaysk was a 15th-century Russian noble and military leader known for commanding forces in the Battle of Shelon during the struggle between the Grand Duchy of Moscow and the Novgorod Republic.
-
C.
Feodor II of Russia
Feodor II of Russia was a short-reigning tsar during the Time of Troubles, known as the last ruler from the Godunov dynasty before being overthrown and murdered amid dynastic chaos.
-
D.
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.
-
E.
Feodor III of Russia
Feodor III of Russia was a late 17th-century Tsar of Russia from the Romanov dynasty whose short, illness-plagued reign preceded the transformative rule of Peter the Great.
- 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: Feodor I of Russia (stepson) Target entity description: Feodor I of Russia was the Tsar of Russia from 1584 to 1598, known as the last Rurikid ruler and a pious but politically weak monarch whose death without an heir led to the Time of Troubles.
-
A.
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.
-
B.
Prince Fedor Davidovich of Mozhaysk
Prince Fedor Davidovich of Mozhaysk was a 15th-century Russian noble and military leader known for commanding forces in the Battle of Shelon during the struggle between the Grand Duchy of Moscow and the Novgorod Republic.
-
C.
Feodor II of Russia
Feodor II of Russia was a short-reigning tsar during the Time of Troubles, known as the last ruler from the Godunov dynasty before being overthrown and murdered amid dynastic chaos.
-
D.
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.
-
E.
Feodor III of Russia
Feodor III of Russia was a late 17th-century Tsar of Russia from the Romanov dynasty whose short, illness-plagued reign preceded the transformative rule of Peter the Great.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
Eastern Orthodox Christian
ⓘ
Tsar of Russia ⓘ human ⓘ |
| associatedEvent | Time of Troubles NERFINISHED ⓘ |
| birthDate | 1557-05-31 ⓘ |
| birthPlace | Moscow NERFINISHED ⓘ |
| burialPlace | Archangel Cathedral NERFINISHED ⓘ |
| causeOfHistoricalEvent | Time of Troubles NERFINISHED ⓘ |
| child | Feodosia Feodorovna (died in infancy) NERFINISHED ⓘ |
| coronationDate | 1584-05-31 ⓘ |
| countryOfCitizenship | Tsardom of Russia NERFINISHED ⓘ |
| deathDate | 1598-01-07 ⓘ |
| deathPlace | Moscow NERFINISHED ⓘ |
| deFactoRulerDuringReign | Boris Godunov NERFINISHED ⓘ |
| dynasty | Rurik dynasty NERFINISHED ⓘ |
| endOfReignReason | death ⓘ |
| era | late 16th century ⓘ |
| father | Ivan IV of Russia NERFINISHED ⓘ |
| fullName | Feodor I Ivanovich NERFINISHED ⓘ |
| givenName | Feodor NERFINISHED ⓘ |
| governmentTypeDuringReign | Tsardom of Russia NERFINISHED ⓘ |
| heir | none ⓘ |
| house | House of Rurik NERFINISHED ⓘ |
| knownAs | Feodor the Blessed NERFINISHED ⓘ |
| languageSpoken | Russian ⓘ |
| monarchFrom | 1584 ⓘ |
| monarchUntil | 1598 ⓘ |
| mother | Anastasia Romanovna NERFINISHED ⓘ |
| nobleTitle | Tsar and Grand Prince of all Rus' ⓘ |
| notableFor |
being the last Rurikid Tsar of Russia
ⓘ
piety ⓘ weak political leadership ⓘ |
| patronymicName | Ivanovich NERFINISHED ⓘ |
| personalityTrait |
pious
ⓘ
politically weak ⓘ |
| positionHeld | Tsar of Russia NERFINISHED ⓘ |
| predecessor | Ivan IV of Russia NERFINISHED ⓘ |
| reasonForCauseOfHistoricalEvent | died without an heir ⓘ |
| reignEnd | 1598 ⓘ |
| reignStart | 1584 ⓘ |
| religion |
Eastern Orthodox Christianity
ⓘ
surface form:
Eastern Orthodoxy
|
| sexOrGender | male ⓘ |
| sibling |
Dmitry Ivanovich (son of Ivan IV)
NERFINISHED
ⓘ
Ivan Ivanovich of Russia NERFINISHED ⓘ |
| spouse | Irina Godunova NERFINISHED ⓘ |
| spouseFamilyConnection | brother-in-law of Boris Godunov ⓘ |
| successor | Boris Godunov NERFINISHED ⓘ |
| title | Tsar of All 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: Feodor I of Russia (stepson) Description of subject: Feodor I of Russia was the Tsar of Russia from 1584 to 1598, known as the last Rurikid ruler and a pious but politically weak monarch whose death without an heir led to the Time of Troubles.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.