Battle of Kleidion
E410233
The Battle of Kleidion was a decisive 1014 clash between the Byzantine Empire and the First Bulgarian Empire that led to a crushing Byzantine victory and hastened the end of Bulgarian independence.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Battle of Kleidion canonical | 6 |
How this entity was disambiguated
This entity first appeared as the object of triple T3629518 — 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: Battle of Kleidion Context triple: [Byzantine–Bulgarian wars, notableBattle, Battle of Kleidion]
-
A.
Battle of Versinikia
The Battle of Versinikia was a decisive 813 AD clash between the Byzantine Empire and the First Bulgarian Empire that led to a major Bulgarian victory and paved the way for the siege of Constantinople.
-
B.
Battle of Methone
The Battle of Methone was a 4th-century BC conflict in which Philip II of Macedon besieged and captured the strategically important city of Methone, consolidating Macedonian power in the region.
-
C.
Battle of Naupactus
The Battle of Naupactus was a significant naval engagement of the Peloponnesian War in 429 BC, where the Athenian fleet achieved a crucial victory over the Peloponnesian forces near the Gulf of Corinth.
-
D.
Battle of Chrysopolis
The Battle of Chrysopolis was a decisive clash in 324 AD in which Constantine the Great defeated his rival Licinius, leading to his sole rule over the Roman Empire.
-
E.
Battle of Halmyros
The Battle of Halmyros was a decisive 1311 clash in central Greece in which the Catalan Company annihilated the forces of the Duchy of Athens, reshaping the political landscape of the region.
- 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: Battle of Kleidion Target entity description: The Battle of Kleidion was a decisive 1014 clash between the Byzantine Empire and the First Bulgarian Empire that led to a crushing Byzantine victory and hastened the end of Bulgarian independence.
-
A.
Battle of Versinikia
The Battle of Versinikia was a decisive 813 AD clash between the Byzantine Empire and the First Bulgarian Empire that led to a major Bulgarian victory and paved the way for the siege of Constantinople.
-
B.
Battle of Methone
The Battle of Methone was a 4th-century BC conflict in which Philip II of Macedon besieged and captured the strategically important city of Methone, consolidating Macedonian power in the region.
-
C.
Battle of Naupactus
The Battle of Naupactus was a significant naval engagement of the Peloponnesian War in 429 BC, where the Athenian fleet achieved a crucial victory over the Peloponnesian forces near the Gulf of Corinth.
-
D.
Battle of Chrysopolis
The Battle of Chrysopolis was a decisive clash in 324 AD in which Constantine the Great defeated his rival Licinius, leading to his sole rule over the Roman Empire.
-
E.
Battle of Halmyros
The Battle of Halmyros was a decisive 1311 clash in central Greece in which the Catalan Company annihilated the forces of the Duchy of Athens, reshaping the political landscape of the region.
- F. None of above. chosen
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
battle
ⓘ
medieval battle ⓘ |
| aftermath |
death of Tsar Samuel shortly after the battle
ⓘ
mass capture of Bulgarian soldiers ⓘ |
| alsoKnownAs |
Battle of Belasitsa
ⓘ
Battle of Clidium ⓘ |
| associatedWithEpithetOf |
Basil II
ⓘ
surface form:
Basil II the Bulgar-Slayer
|
| belligerent |
Byzantine Empire
ⓘ
First Bulgarian Empire ⓘ |
| casualtiesBulgarian | very high ⓘ |
| chronologicalContext | reign of Basil II (976–1025) ⓘ |
| combatantTypeBulgarian |
Bulgarian Army
ⓘ
surface form:
royal army of the First Bulgarian Empire
|
| combatantTypeByzantine | imperial army ⓘ |
| commanderBulgarian | Tsar Samuel of Bulgaria NERFINISHED ⓘ |
| commanderByzantine | Basil II ⓘ |
| conflictBetween |
Byzantine Empire
ⓘ
First Bulgarian Empire ⓘ |
| date | 29 July 1014 ⓘ |
| decisiveFor | Byzantine Empire ⓘ |
| defensiveFeature | Bulgarian wooden palisade fortifications ⓘ |
| era | Middle Ages ⓘ |
| followedBy |
Byzantine–Bulgarian wars
ⓘ
surface form:
Byzantine conquest of Bulgaria
|
| historicalRegion |
Macedonia region
ⓘ
surface form:
Macedonia
|
| ledTo |
crippling of Bulgarian military power
ⓘ
hastened end of First Bulgarian Empire ⓘ |
| location |
Belasica Mountains
ⓘ
surface form:
Belasitsa Mountains
Beklemeto Pass ⓘ
surface form:
Kleidion Pass
near the Strumitsa River ⓘ |
| militaryTheater |
Balkans
ⓘ
surface form:
Balkan Peninsula
|
| modernCountry |
Bulgaria
ⓘ
North Macedonia ⓘ |
| notableTactic | Byzantine flanking maneuver through mountain paths ⓘ |
| opponentCommander | Gavril Radomir ⓘ |
| partOf | Byzantine–Bulgarian wars ⓘ |
| partOfReignOf | Basil II ⓘ |
| predecessorEvent | earlier Byzantine–Bulgarian clashes under Samuel ⓘ |
| primarySourceLanguage | Medieval Greek ⓘ |
| primarySourceTradition | Byzantine chronicles ⓘ |
| relatedConflict | Byzantine reconquest of the Balkans ⓘ |
| relatedToPerson |
Basil II
NERFINISHED
ⓘ
Samuel of Bulgaria NERFINISHED ⓘ |
| result | Byzantine victory ⓘ |
| significance | decisive turning point in Byzantine–Bulgarian conflict ⓘ |
| successorEvent | Byzantine campaigns leading to annexation of Bulgaria in 1018 ⓘ |
| year | 1014 ⓘ |
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: Battle of Kleidion Description of subject: The Battle of Kleidion was a decisive 1014 clash between the Byzantine Empire and the First Bulgarian Empire that led to a crushing Byzantine victory and hastened the end of Bulgarian independence.
Referenced by (6)
Full triples — surface form annotated when it differs from this entity's canonical label.