Carreg Cennen Castle
E135325
Carreg Cennen Castle is a dramatic medieval hilltop fortress in southwest Wales, renowned for its striking clifftop setting and extensive ruins.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Carreg Cennen Castle canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T1030027 — 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: Carreg Cennen Castle Context triple: [Carmarthenshire, containsAttraction, Carreg Cennen Castle]
-
A.
Caerphilly Castle
Caerphilly Castle is a large 13th-century medieval fortress in South Wales, renowned for its extensive water defenses and status as one of the biggest castles in Britain.
-
B.
St Donat’s Castle
St Donat’s Castle is a historic medieval fortress on the South Wales coast, best known as the long-time residence of American newspaper magnate William Randolph Hearst and now home to the international boarding school Atlantic College.
-
C.
Dolwyddelan Castle
Dolwyddelan Castle is a medieval Welsh fortress in Snowdonia, traditionally associated with the native prince Llywelyn the Great and commanding a strategic mountain pass.
-
D.
Tintagel Castle
Tintagel Castle is a medieval cliff-top fortress in Cornwall, England, famed for its dramatic coastal ruins and legendary association with King Arthur.
-
E.
Kidwelly Castle
Kidwelly Castle is a well-preserved medieval fortress in southwest Wales, noted for its imposing stone walls and strategic riverside location.
- 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: Carreg Cennen Castle Target entity description: Carreg Cennen Castle is a dramatic medieval hilltop fortress in southwest Wales, renowned for its striking clifftop setting and extensive ruins.
-
A.
Caerphilly Castle
Caerphilly Castle is a large 13th-century medieval fortress in South Wales, renowned for its extensive water defenses and status as one of the biggest castles in Britain.
-
B.
St Donat’s Castle
St Donat’s Castle is a historic medieval fortress on the South Wales coast, best known as the long-time residence of American newspaper magnate William Randolph Hearst and now home to the international boarding school Atlantic College.
-
C.
Dolwyddelan Castle
Dolwyddelan Castle is a medieval Welsh fortress in Snowdonia, traditionally associated with the native prince Llywelyn the Great and commanding a strategic mountain pass.
-
D.
Tintagel Castle
Tintagel Castle is a medieval cliff-top fortress in Cornwall, England, famed for its dramatic coastal ruins and legendary association with King Arthur.
-
E.
Kidwelly Castle
Kidwelly Castle is a well-preserved medieval fortress in southwest Wales, noted for its imposing stone walls and strategic riverside location.
- F. None of above. chosen
Statements (51)
| Predicate | Object |
|---|---|
| instanceOf |
castle
ⓘ
hilltop fortress ⓘ medieval castle ⓘ |
| builder |
Norman Marcher lords
ⓘ
surface form:
Anglo-Norman lords
|
| builtFor | John Giffard ⓘ |
| builtOn | limestone crag ⓘ |
| constructionMaterial | local limestone ⓘ |
| controlledBy |
Kingdom of England
ⓘ
surface form:
English Crown
Lords of Deheubarth ⓘ |
| country | Wales ⓘ |
| currentCondition | ruin ⓘ |
| demolishedBy | Yorkist forces ⓘ |
| elevation | approximately 90 metres above the River Cennen ⓘ |
| hasAmenity |
car park
ⓘ
farm shop ⓘ tea room ⓘ |
| hasFeature |
chapel
ⓘ
curtain walls ⓘ dungeon ⓘ gatehouse ⓘ hall range ⓘ inner ward ⓘ latrine turret ⓘ natural cave ⓘ outer ward ⓘ rock-cut passage ⓘ towers ⓘ |
| heritageDesignation |
Grade I listed building
ⓘ
Scheduled monument ⓘ |
| inConflict |
Glyndŵr Rising
ⓘ
surface form:
Owain Glyndŵr rebellion
Welsh Wars ⓘ
surface form:
Welsh Wars of Independence
|
| knownFor |
cave beneath the castle
ⓘ
dramatic clifftop setting ⓘ extensive ruins ⓘ |
| languageOfName | Welsh ⓘ |
| locatedIn |
Carmarthenshire
ⓘ
West Wales ⓘ
surface form:
southwest Wales
|
| locatedNear |
Llandeilo
ⓘ
Trapp ⓘ |
| managedBy | Cadw ⓘ |
| nameMeaning | Cennen Rock ⓘ |
| openToPublic | yes ⓘ |
| overlooks |
River Gwendraeth
ⓘ
surface form:
River Cennen
|
| ownedBy | a local farm ⓘ |
| partiallyDemolished | 1462 ⓘ |
| periodOfConstruction | late 13th century ⓘ |
| predecessorStructure |
earlier Welsh fortification
ⓘ
possible Roman site ⓘ |
| region |
Brecon Beacons in Wales
ⓘ
surface form:
Brecon Beacons area
|
| touristAttraction | yes ⓘ |
| viewOf |
Bannau Brycheiniog National Park
ⓘ
surface form:
Brecon Beacons National Park
|
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: Carreg Cennen Castle Description of subject: Carreg Cennen Castle is a dramatic medieval hilltop fortress in southwest Wales, renowned for its striking clifftop setting and extensive ruins.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.