Kingdom of Ceredigion
E1017048
The Kingdom of Ceredigion was an early medieval Welsh kingdom located on the western coast of Wales, later forming the core of the historic county of Cardiganshire.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Kingdom of Ceredigion canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T12933720 — 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: Kingdom of Ceredigion Context triple: [Kingdom of Dyfed, borderedBy, Kingdom of Ceredigion]
-
A.
Kingdom of Dyfed
The Kingdom of Dyfed was an early medieval Welsh kingdom located in southwest Wales, centered around modern Pembrokeshire and known for its role in the formation of later Welsh principalities.
-
B.
Kingdom of Powys
The Kingdom of Powys was an early medieval Welsh realm located in eastern Wales, known for its frequent conflicts and shifting borders with the powerful Anglo-Saxon kingdom of Mercia.
-
C.
Kingdom of Gwent
The Kingdom of Gwent was an early medieval Welsh kingdom located in southeast Wales, centered around the lower River Usk and bordering the Severn Estuary.
-
D.
Kingdom of Brycheiniog
The Kingdom of Brycheiniog was an early medieval Welsh kingdom located in what is now Brecknockshire in south-central Wales.
-
E.
Principality of Wales
The Principality of Wales was a medieval political entity under the rule of the English Crown, encompassing much of modern-day Wales and serving as the territorial basis for the title "Prince of Wales."
- 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: Kingdom of Ceredigion Target entity description: The Kingdom of Ceredigion was an early medieval Welsh kingdom located on the western coast of Wales, later forming the core of the historic county of Cardiganshire.
-
A.
Kingdom of Dyfed
The Kingdom of Dyfed was an early medieval Welsh kingdom located in southwest Wales, centered around modern Pembrokeshire and known for its role in the formation of later Welsh principalities.
-
B.
Kingdom of Powys
The Kingdom of Powys was an early medieval Welsh realm located in eastern Wales, known for its frequent conflicts and shifting borders with the powerful Anglo-Saxon kingdom of Mercia.
-
C.
Kingdom of Gwent
The Kingdom of Gwent was an early medieval Welsh kingdom located in southeast Wales, centered around the lower River Usk and bordering the Severn Estuary.
-
D.
Kingdom of Brycheiniog
The Kingdom of Brycheiniog was an early medieval Welsh kingdom located in what is now Brecknockshire in south-central Wales.
-
E.
Principality of Wales
The Principality of Wales was a medieval political entity under the rule of the English Crown, encompassing much of modern-day Wales and serving as the territorial basis for the title "Prince of Wales."
- F. None of above. chosen
Statements (40)
| Predicate | Object |
|---|---|
| instanceOf |
early medieval Welsh kingdom
ⓘ
former polity ⓘ |
| borderedBy |
Irish Sea
ⓘ
Kingdom of Dyfed ⓘ Kingdom of Gwynedd ⓘ Kingdom of Powys ⓘ |
| capital |
Cardigan (traditionally associated)
ⓘ
linked to:
Cardigan, Wales
|
| continent | Europe ⓘ |
| coreOf |
Ceredigion (historic county)
ⓘ
linked to:
Ceredigion
historic county of Cardiganshire ⓘ |
| country | Wales ⓘ |
| culture | Welsh ⓘ |
| era |
High Middle Ages (later phase under Deheubarth)
ⓘ
Sub-Roman Britain ⓘ
linked to:
sub-Roman Britain
|
| ethnicGroup |
Brittonic Celts
ⓘ
linked to:
Celtic tribes
|
| foundedBy |
Ceredig ap Cunedda
ⓘ
linked to:
House of Cunedda
|
| governmentType | monarchy ⓘ |
| hasCoastlineOn | Cardigan Bay ⓘ |
| historicalCountyCoreOf | Cardiganshire ⓘ |
| language |
Old Welsh
ⓘ
Welsh ⓘ |
| locatedIn |
west Wales
ⓘ
linked to:
West Wales
western coast of Wales ⓘ |
| modernEquivalent |
Ceredigion (principal area of Wales)
ⓘ
linked to:
Ceredigion
|
| namedAfter |
Ceredig ap Cunedda
ⓘ
linked to:
House of Cunedda
|
| partOf |
Kingdom of Deheubarth (later period)
ⓘ
linked to:
Kingdom of Deheubarth
Wales ⓘ medieval Wales ⓘ post-Roman Britain ⓘ |
| region |
Celtic Britain
ⓘ
linked to:
ancient Britain
|
| religion | Christianity ⓘ |
| rulingDynasty | descendants of Cunedda ⓘ |
| successor |
Cardiganshire
ⓘ
Kingdom of Deheubarth ⓘ |
| timePeriod |
early Middle Ages
ⓘ
post-Roman period ⓘ |
| todayPartOf |
Ceredigion (unitary authority)
ⓘ
linked to:
Ceredigion
United Kingdom ⓘ Wales ⓘ |
| writingSystem | Latin alphabet (for records) ⓘ |
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: Kingdom of Ceredigion Description of subject: The Kingdom of Ceredigion was an early medieval Welsh kingdom located on the western coast of Wales, later forming the core of the historic county of Cardiganshire.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.