Cwmdauddwr
E233872
Cwmdauddwr is a small village in Powys, mid Wales, situated near the town of Rhayader and close to the Elan Valley reservoirs.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Cwmdauddwr canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T2115142 — 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: Cwmdauddwr Context triple: [Rhayader, hasNearbyVillage, Cwmdauddwr]
-
A.
Cwmgwrach
Cwmgwrach is a small village in South Wales situated in the Vale of Neath, known for its proximity to scenic valleys and former coal mining communities.
-
B.
Cwmafan
Cwmafan is a large village and community in Neath Port Talbot, South Wales, situated in the Afan Valley near Port Talbot.
-
C.
Cynwyd
Cynwyd is a suburban neighborhood in Lower Merion Township, Pennsylvania, known as the endpoint of SEPTA’s Cynwyd regional rail line and part of the Bala Cynwyd community just outside Philadelphia.
-
D.
Twydall
Twydall is a residential suburb and ward on the eastern side of Gillingham in Kent, England.
-
E.
Cadw
Cadw is the historic environment service of the Welsh Government responsible for protecting, conserving, and promoting Wales’s heritage sites and monuments.
- 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: Cwmdauddwr Target entity description: Cwmdauddwr is a small village in Powys, mid Wales, situated near the town of Rhayader and close to the Elan Valley reservoirs.
-
A.
Cwmgwrach
Cwmgwrach is a small village in South Wales situated in the Vale of Neath, known for its proximity to scenic valleys and former coal mining communities.
-
B.
Cwmafan
Cwmafan is a large village and community in Neath Port Talbot, South Wales, situated in the Afan Valley near Port Talbot.
-
C.
Cynwyd
Cynwyd is a suburban neighborhood in Lower Merion Township, Pennsylvania, known as the endpoint of SEPTA’s Cynwyd regional rail line and part of the Bala Cynwyd community just outside Philadelphia.
-
D.
Twydall
Twydall is a residential suburb and ward on the eastern side of Gillingham in Kent, England.
-
E.
Cadw
Cadw is the historic environment service of the Welsh Government responsible for protecting, conserving, and promoting Wales’s heritage sites and monuments.
- F. None of above. chosen
Statements (25)
| Predicate | Object |
|---|---|
| instanceOf | village ⓘ |
| administrativeArea |
Powys County
ⓘ
linked to:
Powys
|
| category |
Villages in Powys
ⓘ
Villages in Wales ⓘ |
| closeTo |
Elan Valley
ⓘ
Elan Valley reservoirs ⓘ |
| country | Wales ⓘ |
| hasFeature |
proximity to reservoirs
ⓘ
rural settlement ⓘ scenic countryside surroundings ⓘ |
| hasLanguage |
English
ⓘ
Welsh ⓘ |
| hasNameLanguage | Welsh ⓘ |
| hasNearbyTown | Rhayader ⓘ |
| locatedIn |
Mid Wales
ⓘ
United Kingdom ⓘ Wales ⓘ |
| locatedOn | A470 road vicinity ⓘ |
| near | Rhayader ⓘ |
| partOf | Powys ⓘ |
| populationScale | small village ⓘ |
| region |
Elan Valley area
ⓘ
linked to:
Elan Valley
|
| terrain | upland valley area ⓘ |
| traditionalCounty | Radnorshire ⓘ |
| withinUnitaryAuthority | Powys ⓘ |
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: Cwmdauddwr Description of subject: Cwmdauddwr is a small village in Powys, mid Wales, situated near the town of Rhayader and close to the Elan Valley reservoirs.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject linked to:
historic county of Radnorshire