Clogwyn Du'r Arddu
E1045864
Clogwyn Du'r Arddu is a renowned, north-facing mountain cliff in Snowdonia, Wales, famous as one of the UK's premier traditional rock climbing crags.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Clogwyn Du'r Arddu canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T13514426 — 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: Clogwyn Du'r Arddu Context triple: [Snowdon Massif, contains, Clogwyn Du'r Arddu]
-
A.
Clogwyn y Grochan
Clogwyn y Grochan is a prominent rock climbing crag in Snowdonia, Wales, known for its classic traditional routes on steep rhyolite cliffs.
-
B.
Cwm Cynwyn
Cwm Cynwyn is a secluded glacial valley in the Brecon Beacons of Wales, known for its steep grassy slopes and dramatic mountain scenery.
-
C.
Taf Fawr
Taf Fawr is one of the principal headwater streams of the River Taff in South Wales, flowing through the Brecon Beacons before joining with other tributaries to form the main river.
-
D.
Cefn Mawr
Cefn Mawr is a village in Wrexham County Borough, Wales, known for its proximity to the UNESCO-listed Pontcysyllte Aqueduct and its industrial and canal heritage.
-
E.
Moel y Gaer
Moel y Gaer is a prominent hill in northeast Wales known for its Iron Age hillfort and commanding views across the Clwydian Range.
- 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: Clogwyn Du'r Arddu Target entity description: Clogwyn Du'r Arddu is a renowned, north-facing mountain cliff in Snowdonia, Wales, famous as one of the UK's premier traditional rock climbing crags.
-
A.
Clogwyn y Grochan
Clogwyn y Grochan is a prominent rock climbing crag in Snowdonia, Wales, known for its classic traditional routes on steep rhyolite cliffs.
-
B.
Cwm Cynwyn
Cwm Cynwyn is a secluded glacial valley in the Brecon Beacons of Wales, known for its steep grassy slopes and dramatic mountain scenery.
-
C.
Taf Fawr
Taf Fawr is one of the principal headwater streams of the River Taff in South Wales, flowing through the Brecon Beacons before joining with other tributaries to form the main river.
-
D.
Cefn Mawr
Cefn Mawr is a village in Wrexham County Borough, Wales, known for its proximity to the UNESCO-listed Pontcysyllte Aqueduct and its industrial and canal heritage.
-
E.
Moel y Gaer
Moel y Gaer is a prominent hill in northeast Wales known for its Iron Age hillfort and commanding views across the Clwydian Range.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
mountain cliff
ⓘ
rock climbing crag ⓘ |
| accessFrom |
Llanberis
ⓘ
Snowdon Ranger path area ⓘ
linked to:
Snowdon Ranger Path
|
| boltingPolicy | no sport bolts ⓘ |
| climbingEthic | traditional protection only ⓘ |
| climbingStyle | trad climbing ⓘ |
| country | United Kingdom ⓘ |
| faces | north ⓘ |
| hasClimbingGradeRange | from easier multi-pitch to extreme E-grades ⓘ |
| hasClimbingType |
summer rock climbing
ⓘ
winter climbing ⓘ |
| hasFeature |
buttresses and walls
ⓘ
lofty mountain setting ⓘ steep high cliff face ⓘ |
| hasRockType | rhyolite ⓘ |
| hasRoute |
Great Wall
ⓘ
Indian Face ⓘ The Black Cleft ⓘ The Boulder ⓘ The Corner ⓘ The Cracks ⓘ The East Buttress ⓘ The Groove ⓘ The Main Wall ⓘ The Nose ⓘ The Serth ⓘ The Skull ⓘ The West Buttress Eliminate ⓘ Vember ⓘ |
| languageOfName | Welsh ⓘ |
| locatedOn | northern side of Snowdon ⓘ |
| location |
Gwynedd
ⓘ
Snowdonia ⓘ Wales ⓘ |
| mountainRange | Snowdonia ⓘ |
| nearestPeak | Snowdon ⓘ |
| notableFor |
high-quality rhyolite rock
ⓘ
long multi-pitch routes ⓘ traditional rock climbing ⓘ |
| partOf |
Snowdonia National Park
ⓘ
linked to:
Snowdonia
|
| popularity | major destination for experienced climbers in the UK ⓘ |
| region | North Wales ⓘ |
| reputation |
alpine-scale routes in a British setting
ⓘ
one of the UK's premier traditional rock climbing crags ⓘ |
| usedFor |
mountaineering
ⓘ
rock climbing ⓘ winter climbing ⓘ |
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: Clogwyn Du'r Arddu Description of subject: Clogwyn Du'r Arddu is a renowned, north-facing mountain cliff in Snowdonia, Wales, famous as one of the UK's premier traditional rock climbing crags.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.