Battle of Mursa Major
E257025
The Battle of Mursa Major was a major 4th-century Roman civil war clash on the River Drava in 351 CE, where Emperor Constantius II decisively defeated the usurper Magnentius at enormous human cost.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Battle of Mursa Major canonical | 2 |
| Battle of Mursa | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2177603 — 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.
Target entity: Battle of Mursa Major Context triple: [Constantius II, notableBattle, Battle of Mursa Major]
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A.
Battle of Dyrrhachium
The Battle of Dyrrhachium was a major 48 BC engagement in Caesar’s Civil War in which Pompey decisively repelled Julius Caesar’s forces near the Adriatic coast of modern Albania.
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B.
Battle of Naissus
The Battle of Naissus was a major 3rd-century clash in which Roman forces decisively defeated invading Gothic tribes, helping to stabilize the Roman Empire’s Balkan frontier.
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C.
Battle of Naulochus
The Battle of Naulochus was a decisive 36 BC naval clash off the coast of Sicily in which Octavian’s admiral Agrippa destroyed Sextus Pompey’s fleet, securing control of the western Mediterranean during the Roman civil wars.
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D.
Battle of Beneventum
The Battle of Beneventum was a decisive clash in 275 BC between Roman forces and the army of Pyrrhus of Epirus that effectively ended major Greek resistance in southern Italy and paved the way for Roman dominance over Magna Graecia.
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E.
Battle of Cape Hermaeum
The Battle of Cape Hermaeum was a major naval engagement of the First Punic War in which Roman forces decisively defeated the Carthaginian fleet off the coast of North Africa, helping to secure Roman dominance in the western Mediterranean.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Target entity: Battle of Mursa Major Target entity description: The Battle of Mursa Major was a major 4th-century Roman civil war clash on the River Drava in 351 CE, where Emperor Constantius II decisively defeated the usurper Magnentius at enormous human cost.
-
A.
Battle of Dyrrhachium
The Battle of Dyrrhachium was a major 48 BC engagement in Caesar’s Civil War in which Pompey decisively repelled Julius Caesar’s forces near the Adriatic coast of modern Albania.
-
B.
Battle of Naissus
The Battle of Naissus was a major 3rd-century clash in which Roman forces decisively defeated invading Gothic tribes, helping to stabilize the Roman Empire’s Balkan frontier.
-
C.
Battle of Naulochus
The Battle of Naulochus was a decisive 36 BC naval clash off the coast of Sicily in which Octavian’s admiral Agrippa destroyed Sextus Pompey’s fleet, securing control of the western Mediterranean during the Roman civil wars.
-
D.
Battle of Beneventum
The Battle of Beneventum was a decisive clash in 275 BC between Roman forces and the army of Pyrrhus of Epirus that effectively ended major Greek resistance in southern Italy and paved the way for Roman dominance over Magna Graecia.
-
E.
Battle of Cape Hermaeum
The Battle of Cape Hermaeum was a major naval engagement of the First Punic War in which Roman forces decisively defeated the Carthaginian fleet off the coast of North Africa, helping to secure Roman dominance in the western Mediterranean.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
Roman civil war battle
ⓘ
battle ⓘ |
| aftermath |
continued resistance of Magnentius until 353
ⓘ
weakening of Roman frontier defenses ⓘ |
| alsoKnownAs |
Battle of Mursa Major
ⓘ
surface form:
Battle of Mursa
|
| belligerent |
Constantius II
ⓘ
Magnentius ⓘ |
| casualties | very high ⓘ |
| characteristic | one of the bloodiest battles in Roman history ⓘ |
| commander |
Constantius II
ⓘ
Magnentius ⓘ |
| conflictIn | Roman Empire ⓘ |
| conflictType | civil war battle ⓘ |
| context | struggle for control of the Roman Empire ⓘ |
| date |
351
ⓘ
351 CE ⓘ |
| emperorOnWinningSide | Constantius II ⓘ |
| era | Late Antiquity ⓘ |
| followedBy | Battle of Mons Seleucus ⓘ |
| historicalPeriod | Constantinian dynasty ⓘ |
| locatedInPresentDay |
Croatia
ⓘ
Osijek ⓘ |
| location |
Mursa
ⓘ
Mursa Major ⓘ Pannonia ⓘ Drava ⓘ
surface form:
River Drava
|
| militaryTheater |
Danubian provinces of the Roman Empire
ⓘ
surface form:
Danubian provinces
|
| opponentOf |
Constantius II
ⓘ
Magnentius ⓘ |
| outcome |
defeat of Magnentius
ⓘ
heavy casualties on both sides ⓘ |
| partOf |
Roman civil wars
ⓘ
conflict between Constantius II and Magnentius ⓘ |
| politicalEntityInvolved |
Byzantine Empire
ⓘ
surface form:
Eastern Roman Empire
Western Roman Empire ⓘ |
| precededBy | usurpation of Magnentius ⓘ |
| region | Danubian frontier ⓘ |
| relatedTo |
Magnentian usurpation
ⓘ
reign of Constantius II ⓘ |
| result | victory for Constantius II ⓘ |
| side |
forces of Constantius II
ⓘ
forces of Magnentius ⓘ |
| significance |
consolidation of Constantius II’s rule
ⓘ
severe depletion of Roman military manpower ⓘ |
| timePeriod | 4th century ⓘ |
| typeOfEngagement | pitched battle ⓘ |
| usurperOnLosingSide | Magnentius ⓘ |
| yearInRomanHistory | 351 in the Roman Empire ⓘ |
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.
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.
Subject: Battle of Mursa Major Description of subject: The Battle of Mursa Major was a major 4th-century Roman civil war clash on the River Drava in 351 CE, where Emperor Constantius II decisively defeated the usurper Magnentius at enormous human cost.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.