Llanwddyn
E401685
Llanwddyn is a small village in Powys, Wales, best known for its relocation during the late 19th century to make way for the creation of Lake Vyrnwy reservoir.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Llanwddyn canonical | 4 |
| old village of Llanwddyn | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2318868 — 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: Llanwddyn Context triple: [River Vyrnwy, flowsNear, Llanwddyn]
-
A.
Llanfyllin
Llanfyllin is a small historic market town in Powys, Wales, known for its rural setting near the Berwyn Mountains and its traditional Welsh character.
-
B.
Llanelltyd
Llanelltyd is a small historic village in Gwynedd, Wales, known for its scenic setting near Dolgellau and the ruins of Cymer Abbey.
-
C.
Llanbedr
Llanbedr is a small village in north-west Wales known for its scenic setting near the Snowdonia mountains and the coast, as well as its nearby former RAF airfield.
-
D.
Llanystumdwy
Llanystumdwy is a village in Gwynedd, Wales, best known as the childhood home and final resting place of former British Prime Minister David Lloyd George.
-
E.
Bodelwyddan
Bodelwyddan is a village in Denbighshire, North Wales, known for its strategic location near the A55 and landmarks such as Bodelwyddan Castle.
- 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: Llanwddyn Target entity description: Llanwddyn is a small village in Powys, Wales, best known for its relocation during the late 19th century to make way for the creation of Lake Vyrnwy reservoir.
-
A.
Llanfyllin
Llanfyllin is a small historic market town in Powys, Wales, known for its rural setting near the Berwyn Mountains and its traditional Welsh character.
-
B.
Llanelltyd
Llanelltyd is a small historic village in Gwynedd, Wales, known for its scenic setting near Dolgellau and the ruins of Cymer Abbey.
-
C.
Llanbedr
Llanbedr is a small village in north-west Wales known for its scenic setting near the Snowdonia mountains and the coast, as well as its nearby former RAF airfield.
-
D.
Llanystumdwy
Llanystumdwy is a village in Gwynedd, Wales, best known as the childhood home and final resting place of former British Prime Minister David Lloyd George.
-
E.
Bodelwyddan
Bodelwyddan is a village in Denbighshire, North Wales, known for its strategic location near the A55 and landmarks such as Bodelwyddan Castle.
- F. None of above. chosen
Statements (43)
| Predicate | Object |
|---|---|
| instanceOf |
human settlement
ⓘ
village ⓘ |
| country | Wales ⓘ |
| hasAttraction |
Lake Vyrnwy
ⓘ
Lake Vyrnwy dam ⓘ
linked to:
Vyrnwy Dam
birdwatching sites ⓘ walking trails ⓘ |
| hasCategory |
Communities in Powys
ⓘ
Populated places flooded by reservoirs ⓘ Villages in Powys ⓘ |
| hasCivilParishStatus | yes ⓘ |
| hasCountrySubdivision | Powys ⓘ |
| hasEconomicActivity | tourism ⓘ |
| hasFeature |
proximity to Lake Vyrnwy dam
ⓘ
rural setting ⓘ |
| hasHistoricalEvent |
construction of Lake Vyrnwy dam
ⓘ
demolition and flooding of original village site ⓘ |
| hasLanguage |
English
ⓘ
Welsh ⓘ |
| hasLieutenancyArea | Powys ⓘ |
| hasNearbyProtectedArea |
Lake Vyrnwy nature reserve
ⓘ
linked to:
Lake Vyrnwy
|
| hasOriginalSiteStatus | submerged under Lake Vyrnwy ⓘ |
| hasPostTown | Oswestry ⓘ |
| hasPrincipalArea | Powys ⓘ |
| hasRecreationalActivity |
cycling around Lake Vyrnwy
ⓘ
fishing on Lake Vyrnwy ⓘ hiking in surrounding hills ⓘ |
| hasReligiousBuilding | church ⓘ |
| hasRelocatedVillage | present-day Llanwddyn above reservoir ⓘ |
| hasRelocationReason | water supply for Liverpool ⓘ |
| hasScenicCharacter | upland reservoir landscape ⓘ |
| hasTourismInfrastructure | visitor facilities near Lake Vyrnwy ⓘ |
| hasTransport | local roads ⓘ |
| hasUnitaryAuthority | Powys ⓘ |
| knownFor | relocation to allow construction of Lake Vyrnwy reservoir ⓘ |
| locatedInAdministrativeTerritory | Powys ⓘ |
| locatedInCountry | United Kingdom ⓘ |
| locatedInHistoricCounty | Montgomeryshire ⓘ |
| locatedInRegion | Mid Wales ⓘ |
| locatedOnWatercourse | Afon Efyrnwy ⓘ |
| near | Lake Vyrnwy ⓘ |
| relocatedForPurpose | creation of Lake Vyrnwy ⓘ |
| relocatedInPeriod | late 19th century ⓘ |
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: Llanwddyn Description of subject: Llanwddyn is a small village in Powys, Wales, best known for its relocation during the late 19th century to make way for the creation of Lake Vyrnwy reservoir.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Llanwddyn