Diarmait Mac Murchada
E727619
Diarmait Mac Murchada was a 12th-century King of Leinster whose appeal for Norman military aid to regain his throne helped trigger the Anglo-Norman invasion of Ireland.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Diarmait Mac Murchada canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T8355546 — 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: Diarmait Mac Murchada Context triple: [Norman invasion of Ireland, commander, Diarmait Mac Murchada]
-
A.
Brian Boru
Brian Boru was a High King of Ireland in the early 11th century, renowned for uniting much of the island and defeating Viking forces at the Battle of Clontarf.
-
B.
Domnall Brecc
Domnall Brecc was a 7th-century king of Dál Riata in what is now western Scotland, known for his military defeats and the decline of his kingdom’s power during his reign.
-
C.
Eoghan Ruadh Ó Néill
Eoghan Ruadh Ó Néill was a prominent 17th-century Irish Gaelic nobleman and military commander who led Confederate Irish forces during the Wars of the Three Kingdoms.
-
D.
Ó Murchadha
Ó Murchadha is an Irish Gaelic surname that is traditionally anglicised as Murphy, one of the most common family names in Ireland.
-
E.
Ruairí
Ruairí is an Irish given name traditionally borne by men, closely related to names like Roderic/Roderick and associated with historical Gaelic nobility.
- 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: Diarmait Mac Murchada Target entity description: Diarmait Mac Murchada was a 12th-century King of Leinster whose appeal for Norman military aid to regain his throne helped trigger the Anglo-Norman invasion of Ireland.
-
A.
Brian Boru
Brian Boru was a High King of Ireland in the early 11th century, renowned for uniting much of the island and defeating Viking forces at the Battle of Clontarf.
-
B.
Domnall Brecc
Domnall Brecc was a 7th-century king of Dál Riata in what is now western Scotland, known for his military defeats and the decline of his kingdom’s power during his reign.
-
C.
Eoghan Ruadh Ó Néill
Eoghan Ruadh Ó Néill was a prominent 17th-century Irish Gaelic nobleman and military commander who led Confederate Irish forces during the Wars of the Three Kingdoms.
-
D.
Ó Murchadha
Ó Murchadha is an Irish Gaelic surname that is traditionally anglicised as Murphy, one of the most common family names in Ireland.
-
E.
Ruairí
Ruairí is an Irish given name traditionally borne by men, closely related to names like Roderic/Roderick and associated with historical Gaelic nobility.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
human
ⓘ
king ⓘ medieval Irish ruler ⓘ |
| alliedWith |
Maurice FitzGerald
NERFINISHED
ⓘ
Richard de Clare, 2nd Earl of Pembroke NERFINISHED ⓘ Robert FitzStephen NERFINISHED ⓘ |
| associatedWithPlace |
County Wexford
NERFINISHED
ⓘ
Ferns NERFINISHED ⓘ |
| birthDate | c. 1110 ⓘ |
| causeOf | Anglo-Norman intervention in Irish affairs ⓘ |
| child |
Aoife MacMurrough
NERFINISHED
ⓘ
Conchobar Mac Murchada NERFINISHED ⓘ Enna Mac Murchada NERFINISHED ⓘ |
| conflict |
conflict with Ruaidrí Ua Conchobair
ⓘ
conflict with Tigernán Ua Ruairc ⓘ struggle for the kingship of Leinster ⓘ |
| country | Ireland NERFINISHED ⓘ |
| deathDate | 1171 ⓘ |
| deathPlace | Ferns, County Wexford, Ireland NERFINISHED ⓘ |
| era | 12th century ⓘ |
| ethnicGroup | Gaelic Irish ⓘ |
| event | Anglo-Norman invasion of Ireland NERFINISHED ⓘ |
| father | Donnchad mac Murchada NERFINISHED ⓘ |
| historicalReputation | controversial figure in Irish history ⓘ |
| language | Irish ⓘ |
| memberOf | Uí Cheinnselaig dynasty NERFINISHED ⓘ |
| mother | Orlaith ingen Mac Murchada NERFINISHED ⓘ |
| name |
Dermot MacMurrough
NERFINISHED
ⓘ
Diarmait Mac Murchada NERFINISHED ⓘ Diarmait MacMurrough NERFINISHED ⓘ |
| notableEvent | marriage alliance of his daughter Aoife to Richard de Clare ⓘ |
| notableFor |
inviting Anglo-Norman forces into Ireland
ⓘ
triggering the Anglo-Norman invasion of Ireland ⓘ |
| placeOfBurial | Ferns Abbey NERFINISHED ⓘ |
| positionHeld | King of Leinster NERFINISHED ⓘ |
| region | Leinster NERFINISHED ⓘ |
| reignEnd | 1171 ⓘ |
| reignStart | c. 1126 ⓘ |
| religion |
Roman Catholicism
ⓘ
surface form:
Catholicism
|
| soughtAssistanceFrom |
Henry II of England
NERFINISHED
ⓘ
Maurice FitzGerald NERFINISHED ⓘ Richard de Clare, 2nd Earl of Pembroke NERFINISHED ⓘ Robert FitzStephen NERFINISHED ⓘ |
| spouse | Mór Ní Thuathail NERFINISHED ⓘ |
| successor |
Aoife MacMurrough
NERFINISHED
ⓘ
Richard de Clare, 2nd Earl of Pembroke NERFINISHED ⓘ |
| territory | Leinster NERFINISHED ⓘ |
| title | King of Uí Cheinnselaig ⓘ |
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: Diarmait Mac Murchada Description of subject: Diarmait Mac Murchada was a 12th-century King of Leinster whose appeal for Norman military aid to regain his throne helped trigger the Anglo-Norman invasion of Ireland.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.