Ammianus Marcellinus
E224012
Ammianus Marcellinus was a 4th-century Roman historian and former soldier whose surviving work, the *Res Gestae*, is a major source for the history of the late Roman Empire.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Ammianus Marcellinus canonical | 14 |
| Ammianus Marcellinus, Res Gestae | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2001854 — 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: Ammianus Marcellinus Context triple: [Alans, mentionedBy, Ammianus Marcellinus]
-
A.
Cassius Dio
Cassius Dio was a Roman statesman and historian best known for his extensive work "Roman History," which chronicles Rome from its legendary origins through the early 3rd century CE.
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B.
Tacitus
Tacitus was a prominent Roman historian and senator best known for his detailed and critical accounts of the early Roman Empire, including references to figures such as Pontius Pilate and early Christians.
-
C.
Suetonius
Suetonius was a Roman historian and biographer best known for his work "The Twelve Caesars," which provides detailed accounts of the lives of Rome’s early emperors.
-
D.
Lactantius
Lactantius was an early 4th-century Christian author and apologist, best known for his work "Divine Institutes" and for serving as an advisor and tutor in the court of Emperor Constantine.
-
E.
Dionysius of Halicarnassus
Dionysius of Halicarnassus was a Greek historian and rhetorician of the 1st century BC, best known for his work "Roman Antiquities," which offers a detailed account of early Roman history and institutions.
- 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: Ammianus Marcellinus Target entity description: Ammianus Marcellinus was a 4th-century Roman historian and former soldier whose surviving work, the *Res Gestae*, is a major source for the history of the late Roman Empire.
-
A.
Cassius Dio
Cassius Dio was a Roman statesman and historian best known for his extensive work "Roman History," which chronicles Rome from its legendary origins through the early 3rd century CE.
-
B.
Tacitus
Tacitus was a prominent Roman historian and senator best known for his detailed and critical accounts of the early Roman Empire, including references to figures such as Pontius Pilate and early Christians.
-
C.
Suetonius
Suetonius was a Roman historian and biographer best known for his work "The Twelve Caesars," which provides detailed accounts of the lives of Rome’s early emperors.
-
D.
Lactantius
Lactantius was an early 4th-century Christian author and apologist, best known for his work "Divine Institutes" and for serving as an advisor and tutor in the court of Emperor Constantine.
-
E.
Dionysius of Halicarnassus
Dionysius of Halicarnassus was a Greek historian and rhetorician of the 1st century BC, best known for his work "Roman Antiquities," which offers a detailed account of early Roman history and institutions.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
Latin prose writer
ⓘ
Roman historian ⓘ historian ⓘ late Roman historian ⓘ person ⓘ soldier ⓘ |
| approximateBirthDate | c. 330 ⓘ |
| approximateDeathDate | after 391 ⓘ |
| attitudeTowardChristianity | generally tolerant ⓘ |
| birthPlace | Antioch or its vicinity (uncertain) ⓘ |
| citizenship | Roman Empire ⓘ |
| criticized |
corruption in the imperial administration
ⓘ
moral decline of Roman elites ⓘ |
| deathPlace |
Rome
ⓘ
surface form:
Rome (uncertain but traditionally assumed)
|
| describedAs | last great historian of antiquity ⓘ |
| fieldOfWork |
Roman history
ⓘ
military history ⓘ |
| genre |
historical narrative
ⓘ
historiography ⓘ |
| historicalReputation | major source for late Roman history ⓘ |
| influencedBy | Tacitus ⓘ |
| knownFor |
critical portrayal of Roman society and administration
ⓘ
detailed account of the Battle of Adrianople ⓘ eyewitness descriptions of military campaigns ⓘ |
| languageOfWorkOrName | Latin ⓘ |
| militaryRank | officer ⓘ |
| notableWork | Res Gestae ⓘ |
| occupation |
historian
ⓘ
soldier ⓘ |
| participatedIn | Roman–Persian Wars ⓘ |
| placeOfActivity |
Antioch
ⓘ
Rome ⓘ |
| praised |
Julian the Apostate
ⓘ
surface form:
emperor Julian
|
| religiousBackground | pagan ⓘ |
| servedIn | Roman army ⓘ |
| servedUnder |
Constantius II
ⓘ
Ursicinus ⓘ |
| sourceFor |
history of late antiquity
ⓘ
history of the 4th-century Roman Empire ⓘ |
| timePeriod |
4th century
ⓘ
Late Antiquity ⓘ
surface form:
late Roman Empire
|
| workCoverageEndYear | 378 ⓘ |
| workCoverageStartYear | 96 ⓘ |
| workSurvivingBooks | Books 14–31 of Res Gestae ⓘ |
| workSurvivingCoverage | 353–378 ⓘ |
| writingStyle | Tacitean tradition ⓘ |
| wroteAbout |
Late Antiquity
ⓘ
surface form:
late Roman Empire
reign of Constantius II ⓘ reign of Julian the Apostate ⓘ |
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: Ammianus Marcellinus Description of subject: Ammianus Marcellinus was a 4th-century Roman historian and former soldier whose surviving work, the *Res Gestae*, is a major source for the history of the late Roman Empire.
Referenced by (15)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Battle of Adrianople (378)
this entity surface form:
Ammianus Marcellinus, Res Gestae