Gratian the Elder
E841816
Gratian the Elder was a 4th-century Roman officer and provincial governor best known as the father of Emperor Valentinian I and grandfather of Emperor Gratian.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Gratian | 5 |
| Gratian the Elder canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T10132026 — 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: Gratian the Elder Context triple: [Valentinian I, father, Gratian the Elder]
-
A.
Gratian
Gratian was a 4th-century Roman emperor who ruled the Western Roman Empire and is known for his support of Nicene Christianity and military struggles against Gothic and usurper forces.
-
B.
Saint Adeodatus I
Saint Adeodatus I was a 7th-century pope of the Catholic Church known for his charitable works and efforts to aid the poor and sick in Rome.
-
C.
Eugenius
Eugenius was a late 4th-century usurper of the Western Roman Empire who was defeated and killed by Emperor Theodosius I at the Battle of the Frigidus.
-
D.
Flavius Gratianus
Flavius Gratianus was a Roman emperor of the late 4th century who ruled the Western Roman Empire and played a key role in promoting Nicene Christianity.
-
E.
Calangianus
Calangianus is a town in the Gallura region of northern Sardinia, Italy, known historically for its cork production and traditional rural culture.
- 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: Gratian the Elder Target entity description: Gratian the Elder was a 4th-century Roman officer and provincial governor best known as the father of Emperor Valentinian I and grandfather of Emperor Gratian.
-
A.
Gratian
Gratian was a 4th-century Roman emperor who ruled the Western Roman Empire and is known for his support of Nicene Christianity and military struggles against Gothic and usurper forces.
-
B.
Saint Adeodatus I
Saint Adeodatus I was a 7th-century pope of the Catholic Church known for his charitable works and efforts to aid the poor and sick in Rome.
-
C.
Eugenius
Eugenius was a late 4th-century usurper of the Western Roman Empire who was defeated and killed by Emperor Theodosius I at the Battle of the Frigidus.
-
D.
Flavius Gratianus
Flavius Gratianus was a Roman emperor of the late 4th century who ruled the Western Roman Empire and played a key role in promoting Nicene Christianity.
-
E.
Calangianus
Calangianus is a town in the Gallura region of northern Sardinia, Italy, known historically for its cork production and traditional rural culture.
- F. None of above. chosen
Statements (37)
| Predicate | Object |
|---|---|
| instanceOf |
4th-century Roman
ⓘ
Roman military officer ⓘ Roman politician ⓘ provincial governor ⓘ |
| activeInPeriod | 4th century ⓘ |
| child |
Valens
ⓘ
Valentinian I ⓘ |
| citizenship | Roman Empire ⓘ |
| countryOfService | Roman Empire ⓘ |
| era | Late Antiquity ⓘ |
| fatherOf |
Valens
ⓘ
Valentinian I ⓘ |
| grandfatherOf | Gratian ⓘ |
| hasRelative |
Gratian
ⓘ
Valens ⓘ Valentinian I ⓘ |
| knownFor |
being father of Emperor Valentinian I
ⓘ
being grandfather of Emperor Gratian ⓘ high military and administrative offices under Constantine I and Constans ⓘ |
| militaryRank | comes ⓘ |
| nativeLanguage | Latin ⓘ |
| notableWork | defense of Roman frontiers in the 4th century ⓘ |
| occupation |
provincial governor
ⓘ
soldier ⓘ |
| placeOfOrigin | Cibalae ⓘ |
| positionHeld |
comes Africae
ⓘ
comes Britanniarum ⓘ comes per Thracias ⓘ consularis of Pannonia Secunda ⓘ proconsul of Africa ⓘ |
| presentInWork |
Ammianus Marcellinus' Res Gestae
ⓘ
linked to:
Res Gestae (Ammianus Marcellinus)
|
| religion | Christianity ⓘ |
| residence | Cibalae ⓘ |
| servedUnder |
Constans
ⓘ
Constantine I ⓘ |
| sexOrGender | male ⓘ |
| spouse | Cibalae-born woman of obscure name ⓘ |
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: Gratian the Elder Description of subject: Gratian the Elder was a 4th-century Roman officer and provincial governor best known as the father of Emperor Valentinian I and grandfather of Emperor Gratian.
Referenced by (7)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Gratian the Elder
linked to: Gratian the Elder
linked to: Gratian the Elder
linked to: Gratian the Elder