Roman of Bulgaria
E565948
Roman of Bulgaria was a late 10th-century Tsar of the First Bulgarian Empire, ruling during a period of Byzantine pressure and internal decline.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Roman of Bulgaria canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T6073384 — 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: Roman of Bulgaria Context triple: [Samuel of Bulgaria, predecessor, Roman of Bulgaria]
-
A.
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.
-
B.
Khan Asparuh of Bulgaria
Khan Asparuh of Bulgaria was the 7th-century Bulgar ruler who founded the First Bulgarian Empire in the Balkans and is regarded as the founder of the Bulgarian state.
-
C.
Tervel of Bulgaria
Tervel of Bulgaria was an early medieval Bulgarian khan known for strengthening the First Bulgarian Empire and aiding the Byzantine Empire, notably in repelling the Arab siege of Constantinople in 717–718.
-
D.
Presian I of Bulgaria
Presian I of Bulgaria was a 9th-century khan who significantly expanded the First Bulgarian Empire into the Balkans prior to the Christianization under his successor Boris I.
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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: Roman of Bulgaria Target entity description: Roman of Bulgaria was a late 10th-century Tsar of the First Bulgarian Empire, ruling during a period of Byzantine pressure and internal decline.
-
A.
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.
-
B.
Khan Asparuh of Bulgaria
Khan Asparuh of Bulgaria was the 7th-century Bulgar ruler who founded the First Bulgarian Empire in the Balkans and is regarded as the founder of the Bulgarian state.
-
C.
Tervel of Bulgaria
Tervel of Bulgaria was an early medieval Bulgarian khan known for strengthening the First Bulgarian Empire and aiding the Byzantine Empire, notably in repelling the Arab siege of Constantinople in 717–718.
-
D.
Presian I of Bulgaria
Presian I of Bulgaria was a 9th-century khan who significantly expanded the First Bulgarian Empire into the Balkans prior to the Christianization under his successor Boris I.
-
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 (45)
| Predicate | Object |
|---|---|
| instanceOf |
Tsar of Bulgaria
ⓘ
historical figure ⓘ monarch ⓘ |
| birthDate | circa 930 ⓘ |
| capturedBy | Byzantine Empire NERFINISHED ⓘ |
| capturedDuringReignOf | John I Tzimiskes NERFINISHED ⓘ |
| castratedBy | Byzantine authorities NERFINISHED ⓘ |
| closelyAssociatedWith | Samuel of Bulgaria NERFINISHED ⓘ |
| contemporaryOf |
Basil II
NERFINISHED
ⓘ
Samuel of Bulgaria NERFINISHED ⓘ |
| country | First Bulgarian Empire NERFINISHED ⓘ |
| deathDate | circa 997 ⓘ |
| deathPlace | Byzantine Empire NERFINISHED ⓘ |
| deFactoPowerHeldBy | Samuel of Bulgaria NERFINISHED ⓘ |
| dynasty | Krum dynasty NERFINISHED ⓘ |
| escapedFrom | Constantinople NERFINISHED ⓘ |
| ethnicity | Bulgarian ⓘ |
| father | Peter I of Bulgaria NERFINISHED ⓘ |
| governedTerritories | western parts of the First Bulgarian Empire ⓘ |
| grandfather | Simeon I of Bulgaria NERFINISHED ⓘ |
| heldTitleWhileInCaptivity | Tsar of Bulgaria ⓘ |
| historicalEra | 10th century ⓘ |
| issue | no known legitimate children ⓘ |
| mainRivalState | Byzantine Empire NERFINISHED ⓘ |
| mother | Maria Lekapene NERFINISHED ⓘ |
| motherFamilyBackground | Byzantine aristocracy ⓘ |
| notableEvent |
continuation of Bulgarian resistance in western regions
ⓘ
loss of eastern Bulgarian territories to Byzantium ⓘ |
| notedFor |
being overshadowed by the military leadership of Samuel of Bulgaria
ⓘ
nominal rule under strong Byzantine pressure ⓘ |
| placeOfDetention | Constantinople NERFINISHED ⓘ |
| positionHeld | Tsar of the Bulgarians NERFINISHED ⓘ |
| predecessor | Boris II of Bulgaria NERFINISHED ⓘ |
| reasonForNoHeirs | castration ⓘ |
| reignCharacterizedBy |
Byzantine military pressure
ⓘ
internal decline of the First Bulgarian Empire ⓘ territorial losses ⓘ |
| reignEnd | 997 ⓘ |
| reignStart | 977 ⓘ |
| religion |
Eastern Orthodox Christianity
ⓘ
surface form:
Eastern Orthodox Church
|
| soughtRefugeWith | Cometopuli brothers NERFINISHED ⓘ |
| spouse | unknown ⓘ |
| styleOfTitle | Tsar of the Bulgarians NERFINISHED ⓘ |
| succeededOnThroneAfter | abdication of Boris II ⓘ |
| successor | Samuel of Bulgaria 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: Roman of Bulgaria Description of subject: Roman of Bulgaria was a late 10th-century Tsar of the First Bulgarian Empire, ruling during a period of Byzantine pressure and internal decline.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.