Ivan Sratsimir of Bulgaria
E1024161
Ivan Sratsimir of Bulgaria was a 14th-century Bulgarian tsar who ruled the Vidin-based western Bulgarian kingdom during the final decades before the Ottoman conquest.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Ivan Sratsimir of Bulgaria canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T12415479 — 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 Sratsimir of Bulgaria Context triple: [Shishman dynasty, hasMember, Ivan Sratsimir of Bulgaria]
-
A.
Ivan Stephen of Bulgaria
Ivan Stephen of Bulgaria was a 14th-century tsar of Bulgaria from the Shishman dynasty whose brief reign reflected the political instability of the medieval Bulgarian state.
-
B.
Ivan Vladislav of Bulgaria
Ivan Vladislav of Bulgaria was the last Tsar of the First Bulgarian Empire, known for his fierce resistance against Byzantine expansion before the empire’s eventual fall in 1018.
-
C.
Peter I of Bulgaria
Peter I of Bulgaria was a 10th-century tsar of the First Bulgarian Empire known for his long and relatively peaceful reign, during which Bulgaria strengthened its Christianity and diplomatic ties with Byzantium.
-
D.
Ivan Alexander of Bulgaria
Ivan Alexander of Bulgaria was a 14th-century tsar who presided over a cultural and religious revival in the Second Bulgarian Empire while struggling against internal fragmentation and external threats.
-
E.
Samuel of Bulgaria
Samuel of Bulgaria was a medieval Tsar who led the First Bulgarian Empire at its height around the turn of the 11th century, fiercely resisting Byzantine expansion until its eventual conquest.
- 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 Sratsimir of Bulgaria Target entity description: Ivan Sratsimir of Bulgaria was a 14th-century Bulgarian tsar who ruled the Vidin-based western Bulgarian kingdom during the final decades before the Ottoman conquest.
-
A.
Ivan Stephen of Bulgaria
Ivan Stephen of Bulgaria was a 14th-century tsar of Bulgaria from the Shishman dynasty whose brief reign reflected the political instability of the medieval Bulgarian state.
-
B.
Ivan Vladislav of Bulgaria
Ivan Vladislav of Bulgaria was the last Tsar of the First Bulgarian Empire, known for his fierce resistance against Byzantine expansion before the empire’s eventual fall in 1018.
-
C.
Peter I of Bulgaria
Peter I of Bulgaria was a 10th-century tsar of the First Bulgarian Empire known for his long and relatively peaceful reign, during which Bulgaria strengthened its Christianity and diplomatic ties with Byzantium.
-
D.
Ivan Alexander of Bulgaria
Ivan Alexander of Bulgaria was a 14th-century tsar who presided over a cultural and religious revival in the Second Bulgarian Empire while struggling against internal fragmentation and external threats.
-
E.
Samuel of Bulgaria
Samuel of Bulgaria was a medieval Tsar who led the First Bulgarian Empire at its height around the turn of the 11th century, fiercely resisting Byzantine expansion until its eventual conquest.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
Bulgarian tsar
ⓘ
medieval ruler ⓘ monarch ⓘ |
| ally | Kingdom of Hungary NERFINISHED ⓘ |
| associatedWith |
Second Bulgarian Empire
NERFINISHED
ⓘ
Vidin NERFINISHED ⓘ |
| birthDate | 1324 ⓘ |
| birthPlace | Tarnovo NERFINISHED ⓘ |
| capital | Vidin NERFINISHED ⓘ |
| capturedBy | Ottoman Empire NERFINISHED ⓘ |
| capturedIn | 1396 ⓘ |
| century | 14th century ⓘ |
| child | Constantine II of Bulgaria NERFINISHED ⓘ |
| conflict |
Hungarian–Bulgarian conflicts
NERFINISHED
ⓘ
Ottoman expansion into the Balkans ⓘ |
| country | Bulgaria ⓘ |
| deathDate | after 1396 ⓘ |
| deathPlace | Ottoman Empire NERFINISHED ⓘ |
| dynasty | Sratsimir dynasty NERFINISHED ⓘ |
| era | Late Middle Ages ⓘ |
| ethnicity | Bulgarian ⓘ |
| father | Ivan Alexander of Bulgaria NERFINISHED ⓘ |
| historicalRegion | Balkans NERFINISHED ⓘ |
| house | House of Sratsimir NERFINISHED ⓘ |
| languageOfCourt | Middle Bulgarian NERFINISHED ⓘ |
| mother | Theodora of Wallachia NERFINISHED ⓘ |
| notableEvent |
Ottoman conquest of Vidin in 1396
NERFINISHED
ⓘ
division of the Bulgarian Empire into separate tsardoms ⓘ |
| notableFor |
being one of the last Bulgarian tsars before the Ottoman conquest
ⓘ
ruling the Vidin-based western Bulgarian kingdom ⓘ |
| parentState | Second Bulgarian Empire NERFINISHED ⓘ |
| politicalStatus |
vassal of the Kingdom of Hungary (part of his reign)
ⓘ
vassal of the Ottoman Empire (late in his reign) ⓘ |
| positionHeld |
Tsar of Bulgaria
ⓘ
Tsar of Vidin NERFINISHED ⓘ |
| predecessor | Ivan Alexander of Bulgaria NERFINISHED ⓘ |
| regionRuled | Danubian Bulgaria NERFINISHED ⓘ |
| reignEnd | 1396 ⓘ |
| reignStart | 1356 ⓘ |
| religion |
Eastern Orthodox Christianity
ⓘ
surface form:
Eastern Orthodox Church
|
| ruledTerritory |
Vidin Tsardom
NERFINISHED
ⓘ
northwestern Bulgaria NERFINISHED ⓘ |
| spouse | Anna of Wallachia NERFINISHED ⓘ |
| style | Tsar of Bulgarians NERFINISHED ⓘ |
| successor |
Constantine II of Bulgaria
NERFINISHED
ⓘ
Ottoman Empire NERFINISHED ⓘ |
| title | Tsar and autocrat of all Bulgarians and Greeks ⓘ |
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 Sratsimir of Bulgaria Description of subject: Ivan Sratsimir of Bulgaria was a 14th-century Bulgarian tsar who ruled the Vidin-based western Bulgarian kingdom during the final decades before the Ottoman conquest.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.