Ogmore Castle
E412295
Ogmore Castle is a medieval Norman fortress in the Vale of Glamorgan, Wales, known for its riverside ruins and strategic position near the coast.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Ogmore Castle canonical | 5 |
How this entity was disambiguated
This entity first appeared as the object of triple T4106421 — 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: Ogmore Castle Context triple: [Ogmore-by-Sea, locatedNear, Ogmore Castle]
-
A.
Bodelwyddan Castle
Bodelwyddan Castle is a 19th-century Gothic Revival country house and former historic house museum in North Wales, noted for its distinctive architecture and parkland setting.
-
B.
Skenfrith Castle
Skenfrith Castle is a medieval riverside fortress in southeast Wales, notable as one of the “Three Castles” built to control the Monnow Valley near the English border.
-
C.
Kidwelly Castle
Kidwelly Castle is a well-preserved medieval fortress in southwest Wales, noted for its imposing stone walls and strategic riverside location.
-
D.
Neath Castle
Neath Castle is a medieval Norman fortress ruin located in the town of Neath in South Wales.
-
E.
Oystermouth Castle
Oystermouth Castle is a medieval stone fortress overlooking Swansea Bay in Wales, known for its Norman origins and well-preserved historic ruins.
- 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: Ogmore Castle Target entity description: Ogmore Castle is a medieval Norman fortress in the Vale of Glamorgan, Wales, known for its riverside ruins and strategic position near the coast.
-
A.
Bodelwyddan Castle
Bodelwyddan Castle is a 19th-century Gothic Revival country house and former historic house museum in North Wales, noted for its distinctive architecture and parkland setting.
-
B.
Skenfrith Castle
Skenfrith Castle is a medieval riverside fortress in southeast Wales, notable as one of the “Three Castles” built to control the Monnow Valley near the English border.
-
C.
Kidwelly Castle
Kidwelly Castle is a well-preserved medieval fortress in southwest Wales, noted for its imposing stone walls and strategic riverside location.
-
D.
Neath Castle
Neath Castle is a medieval Norman fortress ruin located in the town of Neath in South Wales.
-
E.
Oystermouth Castle
Oystermouth Castle is a medieval stone fortress overlooking Swansea Bay in Wales, known for its Norman origins and well-preserved historic ruins.
- F. None of above. chosen
Statements (50)
| Predicate | Object |
|---|---|
| instanceOf |
Norman fortress
ⓘ
medieval castle ⓘ |
| architecturalStyle | Norman military architecture ⓘ |
| builtBy |
Normans
ⓘ
William de Londres ⓘ |
| category |
Castles in the Vale of Glamorgan
ⓘ
Ruined castles in Wales ⓘ |
| constructionStart | early 12th century ⓘ |
| coordinateSystem | OS grid reference ⓘ |
| country | Wales ⓘ |
| hasFeature |
defensive ditch fed by river
ⓘ
floodplain setting ⓘ |
| hasPart |
curtain wall
ⓘ
ditch ⓘ earthworks ⓘ gatehouse ⓘ hall block ⓘ inner ward ⓘ keep ⓘ latrine tower ⓘ outer ward ⓘ stone bridge footings ⓘ |
| hasView |
River Ogmore
ⓘ
surrounding salt marshes ⓘ |
| heritageDesignation |
Grade I listed building
ⓘ
Scheduled monument ⓘ |
| locatedIn |
Ogmore-by-Sea
ⓘ
Vale of Glamorgan ⓘ |
| locatedNear |
Bridgend
ⓘ
Bristol Channel ⓘ Merthyr Mawr ⓘ |
| locatedOn | riverside site ⓘ |
| locatedOnWatercourse | River Ogmore ⓘ |
| managedBy | Cadw ⓘ |
| materialUsed | stone ⓘ |
| nearbyAttraction |
Merthyr Mawr sand dunes
ⓘ
Ogmore-by-Sea beach ⓘ
linked to:
Ogmore Beach
|
| openToPublic | true ⓘ |
| ownedBy | Welsh Government ⓘ |
| partOf | Norman defensive network in Glamorgan ⓘ |
| periodOfUse |
12th century
ⓘ
13th century ⓘ 14th century ⓘ |
| region | South Wales ⓘ |
| significantEvent | Norman consolidation of Glamorgan ⓘ |
| stateOfConservation | ruin ⓘ |
| touristAttraction | true ⓘ |
| usedFor |
administrative centre
ⓘ
military defence ⓘ residence of local lord ⓘ |
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: Ogmore Castle Description of subject: Ogmore Castle is a medieval Norman fortress in the Vale of Glamorgan, Wales, known for its riverside ruins and strategic position near the coast.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.