Dolbadarn Castle
E874744
Dolbadarn Castle is a 13th-century Welsh fortress built by Llywelyn the Great, notable for its round tower and dramatic setting in the Llanberis Pass in Snowdonia.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Dolbadarn Castle canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T10400082 — 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: Dolbadarn Castle Context triple: [Llyn Padarn, hasNearbyAttraction, Dolbadarn Castle]
-
A.
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.
-
B.
Llandovery Castle
Llandovery Castle is a ruined medieval fortress in Carmarthenshire, Wales, historically significant for its strategic position and turbulent role in the conflicts between the Welsh princes and the English crown.
-
C.
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.
-
D.
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.
-
E.
Dunyvaig Castle
Dunyvaig Castle is a ruined medieval stronghold on the Isle of Islay in Scotland, long associated with the powerful MacDonald clan and their control of the surrounding seas.
- 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: Dolbadarn Castle Target entity description: Dolbadarn Castle is a 13th-century Welsh fortress built by Llywelyn the Great, notable for its round tower and dramatic setting in the Llanberis Pass in Snowdonia.
-
A.
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.
-
B.
Llandovery Castle
Llandovery Castle is a ruined medieval fortress in Carmarthenshire, Wales, historically significant for its strategic position and turbulent role in the conflicts between the Welsh princes and the English crown.
-
C.
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.
-
D.
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.
-
E.
Dunyvaig Castle
Dunyvaig Castle is a ruined medieval stronghold on the Isle of Islay in Scotland, long associated with the powerful MacDonald clan and their control of the surrounding seas.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
castle
ⓘ
medieval fortress ⓘ scheduled monument ⓘ tourist attraction ⓘ |
| access | footpath from Llanberis ⓘ |
| architecturalFeature |
curtain wall
ⓘ
gatehouse ⓘ round tower ⓘ |
| architecturalStyle | Welsh medieval military architecture ⓘ |
| builder | Llywelyn the Great NERFINISHED ⓘ |
| builtFor | Llywelyn the Great NERFINISHED ⓘ |
| builtInPeriod | 13th century ⓘ |
| capturedBy | Edward I of England NERFINISHED ⓘ |
| capturedIn | 1280s ⓘ |
| category |
Castles in Gwynedd
ⓘ
Grade I listed castles in Wales ⓘ Ruined castles in Wales ⓘ Scheduled monuments in Gwynedd ⓘ |
| condition | ruin ⓘ |
| constructionStart | early 13th century ⓘ |
| coordinates | 53.116°N 4.117°W ⓘ |
| country | Wales ⓘ |
| function |
administrative centre
ⓘ
military stronghold ⓘ prison ⓘ |
| heritageDesignation |
Grade I listed building
ⓘ
scheduled monument ⓘ |
| heritageDesignationDate | 1951 ⓘ |
| historicalRegion | Kingdom of Gwynedd NERFINISHED ⓘ |
| inspiredWork | painting "Dolbadarn Castle" by J. M. W. Turner NERFINISHED ⓘ |
| locatedIn |
Gwynedd
NERFINISHED
ⓘ
Llanberis NERFINISHED ⓘ Llanberis Pass NERFINISHED ⓘ Snowdonia NERFINISHED ⓘ United Kingdom ⓘ Wales ⓘ |
| managedBy | Cadw NERFINISHED ⓘ |
| material | rubble stone ⓘ |
| near |
Llanberis Lake Railway
NERFINISHED
ⓘ
Snowdon NERFINISHED ⓘ |
| notableFor |
dramatic mountain setting
ⓘ
round keep tower ⓘ |
| openToPublic | yes ⓘ |
| overlooks | Llyn Padarn NERFINISHED ⓘ |
| ownedBy | Cadw NERFINISHED ⓘ |
| region | Snowdonia National Park NERFINISHED ⓘ |
| usedAsPrisonFor | Owain Goch ap Gruffudd NERFINISHED ⓘ |
| viewOf | Llanberis Pass NERFINISHED ⓘ |
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: Dolbadarn Castle Description of subject: Dolbadarn Castle is a 13th-century Welsh fortress built by Llywelyn the Great, notable for its round tower and dramatic setting in the Llanberis Pass in Snowdonia.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.