Ceolred of Mercia
E720040
Ceolred of Mercia was an early 8th-century king of the Anglo-Saxon kingdom of Mercia, known for his turbulent reign and association with the royal Iclingas dynasty.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Ceolred of Mercia canonical | 4 |
How this entity was disambiguated
This entity first appeared as the object of triple T7881870 — 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: Ceolred of Mercia Context triple: [Iclingas, hasMember, Ceolred of Mercia]
-
A.
Ceolwulf I of Mercia
Ceolwulf I of Mercia was a 9th-century Anglo-Saxon king who briefly ruled the powerful kingdom of Mercia during a period of political instability in early medieval England.
-
B.
Wulfhere of Mercia
Wulfhere of Mercia was a 7th-century Anglo-Saxon king who significantly expanded Mercian power and influence across much of England.
-
C.
Burgred of Mercia
Burgred of Mercia was a 9th-century king of the Anglo-Saxon kingdom of Mercia, known for his struggles against Viking invasions and eventual exile.
-
D.
Æthelbald of Mercia
Æthelbald of Mercia was an 8th-century Anglo-Saxon king who dominated much of England south of the Humber and helped establish Mercia as the leading power of his time.
-
E.
Cynric of Wessex
Cynric of Wessex was an early 6th-century Anglo-Saxon ruler traditionally regarded as one of the first kings of Wessex and a key figure in the establishment of the West Saxon kingdom in southern England.
- 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: Ceolred of Mercia Target entity description: Ceolred of Mercia was an early 8th-century king of the Anglo-Saxon kingdom of Mercia, known for his turbulent reign and association with the royal Iclingas dynasty.
-
A.
Ceolwulf I of Mercia
Ceolwulf I of Mercia was a 9th-century Anglo-Saxon king who briefly ruled the powerful kingdom of Mercia during a period of political instability in early medieval England.
-
B.
Wulfhere of Mercia
Wulfhere of Mercia was a 7th-century Anglo-Saxon king who significantly expanded Mercian power and influence across much of England.
-
C.
Burgred of Mercia
Burgred of Mercia was a 9th-century king of the Anglo-Saxon kingdom of Mercia, known for his struggles against Viking invasions and eventual exile.
-
D.
Æthelbald of Mercia
Æthelbald of Mercia was an 8th-century Anglo-Saxon king who dominated much of England south of the Humber and helped establish Mercia as the leading power of his time.
-
E.
Cynric of Wessex
Cynric of Wessex was an early 6th-century Anglo-Saxon ruler traditionally regarded as one of the first kings of Wessex and a key figure in the establishment of the West Saxon kingdom in southern England.
- F. None of above. chosen
Statements (41)
| Predicate | Object |
|---|---|
| instanceOf |
8th-century English person
ⓘ
Anglo-Saxon monarch ⓘ King of Mercia ⓘ |
| associatedDynasty |
Mercian royal house
ⓘ
linked to:
Mercian dynasty
|
| birthCentury | 7th century ⓘ |
| burialPlace |
St Peter’s Basilica
ⓘ
linked to:
Old St. Peter's Basilica
|
| characterization |
hostile to the Church according to later tradition
ⓘ
turbulent reign ⓘ |
| conflict | internal Mercian noble opposition ⓘ |
| country | Mercia ⓘ |
| deathDate | 716 ⓘ |
| deathPlace | near Rome ⓘ |
| describedBySource |
Anglo-Saxon Chronicle
ⓘ
linked to:
The Anglo-Saxon Chronicle
Bede’s Ecclesiastical History of the English People ⓘ |
| dynasticContext | last Iclingas king with effective power in Mercia ⓘ |
| ethnicGroup |
Anglo-Saxon
ⓘ
linked to:
Anglo-Saxons
|
| father | Æthelred of Mercia ⓘ |
| governedFrom | Mercian royal heartlands (exact royal centre uncertain) ⓘ |
| historicalPeriod | Early Middle Ages ⓘ |
| issue | none known ⓘ |
| languageSpoken | Old English ⓘ |
| mother | Osthryth of Northumbria ⓘ |
| notableEvent |
contested authority by Mercian nobles
ⓘ
eventual replacement by Æthelbald of Mercia ⓘ succession after Coenred’s abdication to become a monk in Rome ⓘ |
| notableFor |
association with the royal Iclingas dynasty
ⓘ
reputation for impiety in later ecclesiastical sources ⓘ |
| partOf | Heptarchy ⓘ |
| positionHeld |
King of Mercia
ⓘ
linked to:
King of the Mercians
|
| predecessor | Coenred of Mercia ⓘ |
| realmType | Anglo-Saxon kingdom ⓘ |
| regionRuled | Midlands of early medieval England ⓘ |
| reignEnd | 716 ⓘ |
| reignStart | 709 ⓘ |
| relative |
Coenred of Mercia
ⓘ
Penda of Mercia ⓘ |
| religion | Christianity ⓘ |
| royalHouse | Iclingas ⓘ |
| spouse | unknown ⓘ |
| successor | Æthelbald of Mercia ⓘ |
| title | King of the Mercians ⓘ |
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: Ceolred of Mercia Description of subject: Ceolred of Mercia was an early 8th-century king of the Anglo-Saxon kingdom of Mercia, known for his turbulent reign and association with the royal Iclingas dynasty.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.