Severus Alexander
E252523
Severus Alexander was a Roman emperor who ruled from 222 to 235 AD, known as the last emperor of the Severan dynasty and for his relatively peaceful and administratively focused reign before being overthrown by the army.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Severus Alexander canonical | 14 |
| Alexander Severus | 4 |
| Emperor Severus Alexander | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T1940085 — 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: Severus Alexander Context triple: [Severan dynasty, hasMonarch, Severus Alexander]
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A.
Macrinus
Macrinus was a Roman emperor who briefly ruled from 217 to 218 CE, notable for being the first emperor to come from the equestrian class rather than the traditional senatorial aristocracy.
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B.
Maximinus Daia
Maximinus Daia was a Roman emperor of the early 4th century, known as one of the Tetrarchs and a fierce persecutor of Christians in the eastern provinces.
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C.
Pertinax
Pertinax was a Roman military commander and short-reigning emperor in 193 AD, known for his role in frontier wars and his brief, reform-minded rule following the assassination of Commodus.
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D.
Carinus
Carinus was a Roman emperor of the late 3rd century who ruled during the Crisis of the Third Century and was ultimately defeated by Diocletian.
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E.
Libius Severus
Libius Severus was a little-known Western Roman emperor who reigned from 461 to 465 AD as a puppet of the powerful general Ricimer during the empire’s final decline.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Target entity: Severus Alexander Target entity description: Severus Alexander was a Roman emperor who ruled from 222 to 235 AD, known as the last emperor of the Severan dynasty and for his relatively peaceful and administratively focused reign before being overthrown by the army.
-
A.
Macrinus
Macrinus was a Roman emperor who briefly ruled from 217 to 218 CE, notable for being the first emperor to come from the equestrian class rather than the traditional senatorial aristocracy.
-
B.
Maximinus Daia
Maximinus Daia was a Roman emperor of the early 4th century, known as one of the Tetrarchs and a fierce persecutor of Christians in the eastern provinces.
-
C.
Pertinax
Pertinax was a Roman military commander and short-reigning emperor in 193 AD, known for his role in frontier wars and his brief, reform-minded rule following the assassination of Commodus.
-
D.
Carinus
Carinus was a Roman emperor of the late 3rd century who ruled during the Crisis of the Third Century and was ultimately defeated by Diocletian.
-
E.
Libius Severus
Libius Severus was a little-known Western Roman emperor who reigned from 461 to 465 AD as a puppet of the powerful general Ricimer during the empire’s final decline.
- F. None of above. chosen
Statements (54)
| Predicate | Object |
|---|---|
| instanceOf |
Roman emperor
ⓘ
Severan dynasty emperor ⓘ human ⓘ |
| advisor |
Julia Mamaea
ⓘ
senatorial council ⓘ |
| alsoKnownAs |
Severus Alexander
ⓘ
surface form:
Alexander Severus
Marcus Aurelius Severus Alexander ⓘ |
| armyDiscontentReason | perceived weakness in German campaign ⓘ |
| birthDate | 0208-10-01 ⓘ |
| birthName |
Julius Bassianus (probable)
ⓘ
surface form:
Marcus Julius Gessius Bassianus Alexianus
|
| birthPlace |
Iol Caesarea
ⓘ
surface form:
Arca Caesarea
Phoenician civilization ⓘ
surface form:
Phoenicia
Roman Syria ⓘ |
| burialPlace | Rome ⓘ |
| cameToPowerBy |
acclamation by the Praetorian Guard
ⓘ
assassination of Elagabalus ⓘ |
| causeOfDeath | military coup ⓘ |
| coinDepiction | laureate bust ⓘ |
| coinInscription |
Imperator
ⓘ
surface form:
IMP SEV ALEXANDER AVG
|
| countryOfCitizenship | Roman Empire ⓘ |
| deathDate | 0235-03-18 ⓘ |
| deathPlace |
Germania Superior
ⓘ
Mogontiacum ⓘ frontier of the Roman Empire ⓘ |
| dynasty | Severan dynasty ⓘ |
| era |
Crisis of the Third Century
ⓘ
surface form:
Crisis of the Third Century (early phase)
|
| familyName | Severus ⓘ |
| givenName | Marcus ⓘ |
| grandmother | Julia Maesa ⓘ |
| killedBy |
Roman soldiers
ⓘ
supporters of Maximinus Thrax ⓘ |
| mannerOfDeath | assassination ⓘ |
| marriageEnd | 227 ⓘ |
| marriageStart | 225 ⓘ |
| militaryConflict |
Roman–Persian Wars
ⓘ
campaigns on the Germanic frontier ⓘ conflicts with the Sassanid Empire ⓘ |
| mother | Julia Mamaea ⓘ |
| notableFor |
administrative reforms
ⓘ
attempts to reduce military expenditure ⓘ being the last emperor of the Severan dynasty ⓘ relatively peaceful reign ⓘ |
| positionHeld | Roman emperor ⓘ |
| predecessor | Elagabalus ⓘ |
| reignEnd | 235 ⓘ |
| reignStart | 222 ⓘ |
| relative |
Caracalla
ⓘ
Elagabalus ⓘ |
| religion | Roman paganism ⓘ |
| spouse | Orbiana ⓘ |
| successor | Maximinus Thrax ⓘ |
| title |
Augustus
ⓘ
Pater Patriae ⓘ pontifex maximus ⓘ
surface form:
Pontifex Maximus
|
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: Severus Alexander Description of subject: Severus Alexander was a Roman emperor who ruled from 222 to 235 AD, known as the last emperor of the Severan dynasty and for his relatively peaceful and administratively focused reign before being overthrown by the army.
Referenced by (21)
Full triples — surface form annotated when it differs from this entity's canonical label.