Óengus mac Fergusa
E733370
Óengus mac Fergusa was an 8th-century king of the Picts who became one of the most powerful rulers in early medieval northern Britain.
All labels observed (5)
| Label | Occurrences |
|---|---|
| Óengus mac Fergusa canonical | 5 |
| Bridei mac Fergus | 2 |
| Angus son of Fergus | 1 |
| Aonghus | 1 |
| Oengus mac Fergusa | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T8171848 — 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: Óengus mac Fergusa Context triple: [Óengus I of the Picts, name, Óengus mac Fergusa]
-
A.
Óengus
Óengus is a figure from early medieval Gaelic tradition, known primarily as the son of Eóganán mac Óengusa.
-
B.
Fergus mac Echdach
Fergus mac Echdach was an 8th-century king of Dál Riata in what is now western Scotland, known for ruling before the reign of Áed Find.
-
C.
Domnall mac Donnchada
Domnall mac Donnchada, better known as Donald III of Scotland, was a late 11th-century King of Scots whose turbulent reign was marked by dynastic struggles and repeated depositions.
-
D.
Ailpín mac Echdach
Ailpín mac Echdach was a 9th-century Scottish noble traditionally regarded as the father of Kenneth MacAlpin, the first king to unite the Picts and Scots.
-
E.
Donnchad
Donnchad was a medieval Scottish nobleman who held the influential title of Earl of Fife.
- 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: Óengus mac Fergusa Target entity description: Óengus mac Fergusa was an 8th-century king of the Picts who became one of the most powerful rulers in early medieval northern Britain.
-
A.
Óengus
Óengus is a figure from early medieval Gaelic tradition, known primarily as the son of Eóganán mac Óengusa.
-
B.
Fergus mac Echdach
Fergus mac Echdach was an 8th-century king of Dál Riata in what is now western Scotland, known for ruling before the reign of Áed Find.
-
C.
Domnall mac Donnchada
Domnall mac Donnchada, better known as Donald III of Scotland, was a late 11th-century King of Scots whose turbulent reign was marked by dynastic struggles and repeated depositions.
-
D.
Ailpín mac Echdach
Ailpín mac Echdach was a 9th-century Scottish noble traditionally regarded as the father of Kenneth MacAlpin, the first king to unite the Picts and Scots.
-
E.
Donnchad
Donnchad was a medieval Scottish nobleman who held the influential title of Earl of Fife.
- F. None of above. chosen
Statements (38)
| Predicate | Object |
|---|---|
| instanceOf |
8th-century monarch
ⓘ
Pictish king ⓘ |
| conflict |
wars with Dál Riata
ⓘ
wars with Northumbria ⓘ |
| continent | Europe ⓘ |
| country | Pictland ⓘ |
| deathDate | 761 ⓘ |
| deathPlace | Pictland ⓘ |
| describedAs | one of the most powerful rulers in early medieval northern Britain ⓘ |
| ethnicGroup |
Picts
ⓘ
linked to:
Picts (early period)
|
| father | Fergus ⓘ |
| hasTitle |
King of the Picts
ⓘ
linked to:
Óengus I of the Picts
|
| historicalRegion | Scotland ⓘ |
| knownAs |
Angus son of Fergus
ⓘ
linked to:
Óengus mac Fergusa
Onuist mac Uurgust ⓘ |
| languageUsed |
Old Irish
ⓘ
Pictish ⓘ |
| nativeLanguage | Pictish ⓘ |
| notableFor |
establishing Pictish dominance in northern Britain
ⓘ
influence over the kingdom of Dál Riata ⓘ involvement in Northumbrian politics ⓘ military campaigns against neighboring kingdoms ⓘ |
| occupation | ruler ⓘ |
| partOf | early medieval northern Britain ⓘ |
| positionHeld |
King of the Picts
ⓘ
linked to:
Rex Pictorum (King of the Picts)
|
| predecessor | Nechtan mac Der-Ilei ⓘ |
| realm | Pictland ⓘ |
| region | northern Britain ⓘ |
| reignEnd | 761 ⓘ |
| reignStart | c. 732 ⓘ |
| religion | Christianity ⓘ |
| residence | Pictland ⓘ |
| sexOrGender | male ⓘ |
| source |
Irish annals
ⓘ
Pictish king-lists ⓘ medieval annals ⓘ |
| successor |
Bridei mac Fergus
ⓘ
linked to:
Óengus mac Fergusa
|
| timePeriod | 8th century ⓘ |
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: Óengus mac Fergusa Description of subject: Óengus mac Fergusa was an 8th-century king of the Picts who became one of the most powerful rulers in early medieval northern Britain.
Referenced by (10)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Óengus mac Fergusa
linked to: Óengus mac Fergusa
linked to: Óengus mac Fergusa
linked to: Óengus mac Fergusa
linked to: Óengus mac Fergusa