Restormel Castle
E278557
Restormel Castle is a well-preserved circular medieval fortress in Cornwall, England, notable for its picturesque ruins and commanding views over the River Fowey valley.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Restormel Castle canonical | 5 |
How this entity was disambiguated
This entity first appeared as the object of triple T2433428 — 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: Restormel Castle Context triple: [Lostwithiel, hasLandmark, Restormel 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.
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.
Kidwelly Castle
Kidwelly Castle is a well-preserved medieval fortress in southwest Wales, noted for its imposing stone walls and strategic riverside location.
-
E.
Aberystwyth Castle
Aberystwyth Castle is a ruined medieval fortress on the coast of Ceredigion, Wales, notable for its strategic seaside location and historical role in Welsh-English conflicts.
- 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: Restormel Castle Target entity description: Restormel Castle is a well-preserved circular medieval fortress in Cornwall, England, notable for its picturesque ruins and commanding views over the River Fowey valley.
-
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.
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.
Kidwelly Castle
Kidwelly Castle is a well-preserved medieval fortress in southwest Wales, noted for its imposing stone walls and strategic riverside location.
-
E.
Aberystwyth Castle
Aberystwyth Castle is a ruined medieval fortress on the coast of Ceredigion, Wales, notable for its strategic seaside location and historical role in Welsh-English conflicts.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
medieval castle
ⓘ
ruined castle ⓘ tourist attraction ⓘ |
| architecturalType | circular fortress ⓘ |
| builtFor | Robert de Cardinham ⓘ |
| capturedBy |
Royalists
ⓘ
surface form:
Royalist forces
|
| capturedIn | 1644 ⓘ |
| category |
Castles in Cornwall
ⓘ
English Heritage sites in Cornwall ⓘ Grade I listed castles in Cornwall ⓘ |
| constructionStart | 13th century ⓘ |
| country |
England
ⓘ
United Kingdom ⓘ |
| currentCondition | ruin ⓘ |
| garrisonedDuring | English Civil War ⓘ |
| hasAccessType | paid entry ⓘ |
| hasDefensiveFeature |
ditch
ⓘ
earthworks ⓘ |
| hasFeature |
central courtyard
ⓘ
chamber block ⓘ chapel ⓘ circular curtain wall ⓘ gatehouse ⓘ hall range ⓘ moat ⓘ |
| hasPlanType | concentric design ⓘ |
| hasViewOf |
Fowey Valley
ⓘ
surface form:
Fowey valley
|
| heritageDesignation |
Grade I listed building
ⓘ
Scheduled Monument ⓘ |
| historicalRegion | Duchy of Cornwall ⓘ |
| knownFor |
commanding views over the River Fowey valley
ⓘ
picturesque ruins ⓘ well-preserved circular design ⓘ |
| locatedIn |
Fowey Valley
ⓘ
surface form:
River Fowey valley
|
| location | Cornwall ⓘ |
| managedBy | English Heritage ⓘ |
| materialUsed | stone ⓘ |
| near |
Bodmin Moor
ⓘ
Lostwithiel ⓘ |
| openToPublic | true ⓘ |
| overlooks | River Fowey ⓘ |
| ownedBy | Duchy of Cornwall ⓘ |
| region |
southwest England
ⓘ
surface form:
South West England
|
| shape | circular ⓘ |
| usedAs |
administrative centre
ⓘ
hunting lodge ⓘ |
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: Restormel Castle Description of subject: Restormel Castle is a well-preserved circular medieval fortress in Cornwall, England, notable for its picturesque ruins and commanding views over the River Fowey valley.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.