Cerball mac Dúnlainge
E826757
Cerball mac Dúnlainge was a powerful 9th-century Irish king renowned for his military prowess and complex alliances with both Viking forces and neighboring Irish kingdoms.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Cerball mac Dúnlainge canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T9337177 — 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: Cerball mac Dúnlainge Context triple: [Osraige, notableKing, Cerball mac Dúnlainge]
-
A.
Máel Sechnaill mac Máele Ruanaid
Máel Sechnaill mac Máele Ruanaid was a 9th-century High King of Ireland renowned for his military campaigns and consolidation of power among the Irish kingdoms.
-
B.
Ruaidrí Ua Conchobair
Ruaidrí Ua Conchobair was the last High King of a united Ireland before the full establishment of Norman rule in the 12th century.
-
C.
Toirdelbach Ua Briain
Toirdelbach Ua Briain was an 11th-century Irish king of Munster and a powerful descendant of Brian Boru who played a central role in the struggle for the high-kingship of Ireland.
-
D.
Muirchertach Ua Briain
Muirchertach Ua Briain was a powerful 12th-century Irish king of Munster and claimant to the high kingship of Ireland, renowned for his military campaigns and political influence.
-
E.
Áed Ua Néill
Áed Ua Néill was a medieval Irish king from the powerful Uí Néill dynasty, known for ruling parts of Ulster and participating in the complex high-kingship politics of Ireland.
- 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: Cerball mac Dúnlainge Target entity description: Cerball mac Dúnlainge was a powerful 9th-century Irish king renowned for his military prowess and complex alliances with both Viking forces and neighboring Irish kingdoms.
-
A.
Máel Sechnaill mac Máele Ruanaid
Máel Sechnaill mac Máele Ruanaid was a 9th-century High King of Ireland renowned for his military campaigns and consolidation of power among the Irish kingdoms.
-
B.
Ruaidrí Ua Conchobair
Ruaidrí Ua Conchobair was the last High King of a united Ireland before the full establishment of Norman rule in the 12th century.
-
C.
Toirdelbach Ua Briain
Toirdelbach Ua Briain was an 11th-century Irish king of Munster and a powerful descendant of Brian Boru who played a central role in the struggle for the high-kingship of Ireland.
-
D.
Muirchertach Ua Briain
Muirchertach Ua Briain was a powerful 12th-century Irish king of Munster and claimant to the high kingship of Ireland, renowned for his military campaigns and political influence.
-
E.
Áed Ua Néill
Áed Ua Néill was a medieval Irish king from the powerful Uí Néill dynasty, known for ruling parts of Ulster and participating in the complex high-kingship politics of Ireland.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
9th-century monarch
ⓘ
King of Osraige ⓘ human ⓘ medieval Irish king ⓘ |
| allyOf |
Viking leaders in Ireland
ⓘ
some Norse-Gaelic factions ⓘ |
| battle |
campaigns against Danish Vikings in Ireland
ⓘ
campaigns against Norse Vikings in Ireland ⓘ wars with neighboring Irish kingdoms such as Munster ⓘ |
| child |
Cellach mac Cerbaill
NERFINISHED
ⓘ
Diarmait mac Cerbaill (king of Osraige) NERFINISHED ⓘ Fridgerd (Fridgerðr) NERFINISHED ⓘ Rafarta (Rafarta ingen Cerbaill) NERFINISHED ⓘ |
| countryOfCitizenship |
Ireland
ⓘ
Kingdom of Osraige NERFINISHED ⓘ |
| culture | early medieval Irish ⓘ |
| dateOfBirth | c. 835 ⓘ |
| dateOfDeath | 888 ⓘ |
| dynasty | Dál Birn NERFINISHED ⓘ |
| era | Viking Age NERFINISHED ⓘ |
| ethnicGroup | Gaels NERFINISHED ⓘ |
| father | Dúnlaing mac Fergal NERFINISHED ⓘ |
| hasDescendant | Icelandic settlers mentioned in Landnámabók ⓘ |
| hasReputation |
ferocious warrior
ⓘ
opportunistic ally of Vikings ⓘ skilled tactician ⓘ |
| mentionedIn |
Annals of Ulster
NERFINISHED
ⓘ
Annals of the Four Masters NERFINISHED ⓘ Cogad Gáedel re Gallaib NERFINISHED ⓘ Fragmentary Annals of Ireland NERFINISHED ⓘ |
| mother | Mael Sechnaill’s sister (unnamed in sources) ⓘ |
| nativeLanguage | Old Irish ⓘ |
| notableFor |
alliances with Viking forces
ⓘ
conflicts with neighboring Irish kingdoms ⓘ military prowess ⓘ role in 9th-century Irish–Viking politics ⓘ |
| occupation | king ⓘ |
| opponentOf |
Viking raiders in Leinster and Munster
ⓘ
rival Irish kings ⓘ |
| placeOfBirth | Osraige NERFINISHED ⓘ |
| placeOfDeath | Osraige NERFINISHED ⓘ |
| positionHeld | King of Osraige ⓘ |
| religion | Christianity ⓘ |
| ruledFrom | c. 842 ⓘ |
| ruledUntil | 888 ⓘ |
| sibling | Rhodri the Great’s wife Angharad ferch Meurig (through marital alliance, not blood) NERFINISHED ⓘ |
| source | Landnámabók NERFINISHED ⓘ |
| spouse | unidentified Irish noblewoman ⓘ |
| territoryRuled | Osraige NERFINISHED ⓘ |
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: Cerball mac Dúnlainge Description of subject: Cerball mac Dúnlainge was a powerful 9th-century Irish king renowned for his military prowess and complex alliances with both Viking forces and neighboring Irish kingdoms.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.