Simeon I of Bulgaria
E132211
Simeon I of Bulgaria was a powerful medieval Bulgarian tsar whose reign (893–927) marked the political and cultural zenith of the First Bulgarian Empire and earned him the epithet "the Great."
All labels observed (3)
| Label | Occurrences |
|---|---|
| Simeon I of Bulgaria canonical | 7 |
| Tsar Simeon I of Bulgaria | 2 |
| Basileus of the Bulgarians and the Romans | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1040603 — 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: Simeon I of Bulgaria Context triple: [First Bulgarian Empire, ruler, Simeon I of Bulgaria]
-
A.
Boris I of Bulgaria
Boris I of Bulgaria was the 9th-century Bulgarian monarch best known for converting his realm to Christianity and laying the foundations of Slavic literacy and culture.
-
B.
Khan Krum
Khan Krum was a powerful early 9th-century Bulgarian ruler known for expanding the First Bulgarian Empire and defeating the Byzantine Empire in major battles.
-
C.
Basil II
Basil II was a powerful Byzantine emperor (reigned 976–1025) renowned for his military conquests, especially against the Bulgarians, and for strengthening imperial authority.
-
D.
Asparuh of Bulgaria
Asparuh of Bulgaria was a 7th-century Bulgar khan who established the Bulgarian state in the Balkans and is regarded as the founder of the First Bulgarian Empire.
-
E.
Ferdinand I of Bulgaria
Ferdinand I of Bulgaria was the ruler who transformed Bulgaria from a principality into an independent kingdom, serving as its prince and later tsar from 1887 to 1918 and leading the country through the Balkan Wars and World War I.
- 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: Simeon I of Bulgaria Target entity description: Simeon I of Bulgaria was a powerful medieval Bulgarian tsar whose reign (893–927) marked the political and cultural zenith of the First Bulgarian Empire and earned him the epithet "the Great."
-
A.
Boris I of Bulgaria
Boris I of Bulgaria was the 9th-century Bulgarian monarch best known for converting his realm to Christianity and laying the foundations of Slavic literacy and culture.
-
B.
Khan Krum
Khan Krum was a powerful early 9th-century Bulgarian ruler known for expanding the First Bulgarian Empire and defeating the Byzantine Empire in major battles.
-
C.
Basil II
Basil II was a powerful Byzantine emperor (reigned 976–1025) renowned for his military conquests, especially against the Bulgarians, and for strengthening imperial authority.
-
D.
Asparuh of Bulgaria
Asparuh of Bulgaria was a 7th-century Bulgar khan who established the Bulgarian state in the Balkans and is regarded as the founder of the First Bulgarian Empire.
-
E.
Ferdinand I of Bulgaria
Ferdinand I of Bulgaria was the ruler who transformed Bulgaria from a principality into an independent kingdom, serving as its prince and later tsar from 1887 to 1918 and leading the country through the Balkan Wars and World War I.
- F. None of above. chosen
Statements (51)
| Predicate | Object |
|---|---|
| instanceOf |
Eastern Orthodox Christian
ⓘ
medieval ruler ⓘ monarch ⓘ tsar of Bulgaria ⓘ |
| aimedTitle |
Simeon I of Bulgaria
self-linksurface differs
ⓘ
surface form:
Basileus of the Bulgarians and the Romans
|
| birthDate | c. 864 ⓘ |
| burialPlace | Preslav ⓘ |
| capitalDuringReign | Preslav ⓘ |
| child |
Ivan Vladislav of Bulgaria
ⓘ
surface form:
Ivan of Bulgaria
Michael of Bulgaria ⓘ Peter I of Bulgaria ⓘ |
| conflict |
Byzantine–Bulgarian wars
ⓘ
war with the Magyars ⓘ war with the Serbs ⓘ |
| country | First Bulgarian Empire ⓘ |
| culturalAchievement | consolidation of the Cyrillic script in Bulgaria ⓘ |
| deathDate | 27 May 927 ⓘ |
| deathPlace | Preslav ⓘ |
| dynasty | Krum dynasty ⓘ |
| educatedAt |
Constantinople (probable)
ⓘ
surface form:
Constantinople
Magnaura School ⓘ |
| epithet | the Great ⓘ |
| era | First Bulgarian Empire ⓘ |
| father | Boris I of Bulgaria ⓘ |
| knownFor |
founding a powerful literary and cultural center at Preslav
ⓘ
making Bulgaria a major power in Eastern Europe ⓘ strengthening the Bulgarian Orthodox Church ⓘ |
| languagePolicy | promotion of Old Church Slavonic as liturgical language ⓘ |
| mother | Maria of Bulgaria ⓘ |
| nativeLanguage | Old Bulgarian ⓘ |
| notableFor |
Bulgarian cultural golden age
ⓘ
development of Old Church Slavonic literature ⓘ expansion of the First Bulgarian Empire ⓘ wars against the Byzantine Empire ⓘ |
| patronage |
Ohrid Literary School
ⓘ
Great Preslav ⓘ
surface form:
Preslav Literary School
|
| positionHeld |
Tsar of Bulgaria
ⓘ
surface form:
Tsar of the Bulgarians
|
| predecessor | Vladimir-Rasate ⓘ |
| regionRuled |
Balkans
ⓘ
parts of Macedonia ⓘ parts of Serbia ⓘ parts of Thrace ⓘ |
| reignEnd | 927 ⓘ |
| reignStart | 893 ⓘ |
| religion |
Eastern Orthodox Christianity
ⓘ
surface form:
Eastern Orthodox Church
|
| significantEvent |
Council of Preslav
ⓘ
surface form:
Council of Preslav (893)
|
| spouse | unknown Byzantine noblewoman ⓘ |
| successor | Peter I of Bulgaria ⓘ |
| territorialPeak |
First Bulgarian Empire
ⓘ
surface form:
Bulgaria under Simeon I
|
| title |
Alexander I of Bulgaria
ⓘ
surface form:
Knyaz of Bulgaria
Tsar of Bulgaria ⓘ |
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: Simeon I of Bulgaria Description of subject: Simeon I of Bulgaria was a powerful medieval Bulgarian tsar whose reign (893–927) marked the political and cultural zenith of the First Bulgarian Empire and earned him the epithet "the Great."
Referenced by (10)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Tsar Simeon I of Bulgaria
this entity surface form:
Basileus of the Bulgarians and the Romans
this entity surface form:
Tsar Simeon I of Bulgaria