Magnus Maximus
E553578
Magnus Maximus was a Roman general who became a usurper emperor in the late 4th century, ruling parts of the Western Roman Empire before being defeated and executed.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Magnus Maximus canonical | 2 |
| usurper Magnus Maximus | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5876093 — 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: Magnus Maximus Context triple: [Maximus, hasNotableBearer, Magnus Maximus]
-
A.
Magnentius
Magnentius was a Roman usurper and military commander who seized control of much of the Western Roman Empire in the mid-4th century before being defeated by Emperor Constantius II.
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B.
Constantine III
Constantine III was a late Roman general who declared himself Western Roman Emperor in Britain in 407 AD, briefly controlling much of Gaul and Hispania before being defeated and executed.
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C.
Constantine III
Constantine III was a short-reigning 7th-century Byzantine emperor, briefly ruling alongside his father Heraclius before his early death triggered a succession crisis.
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D.
Constantine III Leichoudes
Constantine III Leichoudes was an 11th-century Patriarch of Constantinople and Byzantine statesman known for his role in church and imperial politics during the middle Byzantine period.
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E.
Mercedonius
Mercedonius was an occasional leap month in the early Roman calendar, inserted to realign the lunar-based year with the solar cycle.
- 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: Magnus Maximus Target entity description: Magnus Maximus was a Roman general who became a usurper emperor in the late 4th century, ruling parts of the Western Roman Empire before being defeated and executed.
-
A.
Magnentius
Magnentius was a Roman usurper and military commander who seized control of much of the Western Roman Empire in the mid-4th century before being defeated by Emperor Constantius II.
-
B.
Constantine III
Constantine III was a late Roman general who declared himself Western Roman Emperor in Britain in 407 AD, briefly controlling much of Gaul and Hispania before being defeated and executed.
-
C.
Constantine III
Constantine III was a short-reigning 7th-century Byzantine emperor, briefly ruling alongside his father Heraclius before his early death triggered a succession crisis.
-
D.
Constantine III Leichoudes
Constantine III Leichoudes was an 11th-century Patriarch of Constantinople and Byzantine statesman known for his role in church and imperial politics during the middle Byzantine period.
-
E.
Mercedonius
Mercedonius was an occasional leap month in the early Roman calendar, inserted to realign the lunar-based year with the solar cycle.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
Roman emperor
ⓘ
Roman general ⓘ usurper ⓘ |
| associatedWith | usurpations in the late Roman Empire ⓘ |
| birthName | Magnus Maximus NERFINISHED ⓘ |
| causeOfDeath | execution by Theodosius I ⓘ |
| centuryOfActivity | 4th century ⓘ |
| child | Flavius Victor NERFINISHED ⓘ |
| conflict |
civil wars of the late Roman Empire
ⓘ
war against Theodosius I ⓘ |
| countryOfCitizenship | Roman Empire ⓘ |
| dateOfDeath | 388 ⓘ |
| era | Late Antiquity ⓘ |
| ethnicGroup | Roman ⓘ |
| influenced | later medieval Welsh origin legends ⓘ |
| killedBy | Theodosius I NERFINISHED ⓘ |
| legacy | remembered in later Welsh tradition as Macsen Wledig NERFINISHED ⓘ |
| mannerOfDeath | execution ⓘ |
| notableEvent |
crossed into Gaul with British troops
ⓘ
defeated and captured at Aquileia ⓘ proclaimed emperor in Britain ⓘ |
| notableWork | administration of Britain, Gaul, and Hispania as emperor ⓘ |
| occupation |
emperor
ⓘ
military commander ⓘ soldier ⓘ |
| opponent |
Gratian
NERFINISHED
ⓘ
Theodosius I NERFINISHED ⓘ Valentinian II NERFINISHED ⓘ |
| placeOfDeath | Aquileia NERFINISHED ⓘ |
| positionHeld |
Roman consul
ⓘ
Western Roman emperor ⓘ commander in Britain ⓘ |
| regionOfActivity |
Britannia
NERFINISHED
ⓘ
Gaul NERFINISHED ⓘ Hispania NERFINISHED ⓘ Western Roman Empire NERFINISHED ⓘ |
| reignEnd | 388 ⓘ |
| reignStart | 383 ⓘ |
| religion | Nicene Christianity NERFINISHED ⓘ |
| ruled |
Britain
NERFINISHED
ⓘ
Gaul NERFINISHED ⓘ Hispania NERFINISHED ⓘ |
| sexOrGender | male ⓘ |
| spouse | Elena NERFINISHED ⓘ |
| succeeded | Gratian in control of Gaul and Britain ⓘ |
| title | Augustus NERFINISHED ⓘ |
| wasDefeatedBy | Theodosius I at the Battle of the Save ⓘ |
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: Magnus Maximus Description of subject: Magnus Maximus was a Roman general who became a usurper emperor in the late 4th century, ruling parts of the Western Roman Empire before being defeated and executed.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
usurper Magnus Maximus