Arenig Fawr summit
E878522
Arenig Fawr summit is the prominent mountain peak in Snowdonia, Wales, known for its rugged terrain, panoramic views, and historical associations with Welsh geology and quarrying.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Arenig Fawr mountain | 1 |
| Arenig Fawr summit canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T10271441 — 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: Arenig Fawr summit Context triple: [Arenig quarry, locatedNear, Arenig Fawr summit]
-
A.
Mynydd Twr
Mynydd Twr is the Welsh name for Holyhead Mountain, the prominent hill overlooking the town of Holyhead on the island of Anglesey in northwest Wales.
-
B.
Caerphilly Mountain
Caerphilly Mountain is a prominent hill in South Wales known for its scenic views, walking trails, and proximity to the town of Caerphilly.
-
C.
Pen y Fan
Pen y Fan is a prominent mountain in South Wales known for its sweeping views and popularity with hikers and outdoor enthusiasts.
-
D.
Crib Goch
Crib Goch is a narrow, knife-edge arête in Snowdonia, Wales, famed for its exposed scrambling route to the summit of Snowdon.
-
E.
Lonscale Fell
Lonscale Fell is a subsidiary peak in the Lake District’s Northern Fells, known for its broad grassy slopes and views over Keswick and the surrounding valleys.
- 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: Arenig Fawr summit Target entity description: Arenig Fawr summit is the prominent mountain peak in Snowdonia, Wales, known for its rugged terrain, panoramic views, and historical associations with Welsh geology and quarrying.
-
A.
Mynydd Twr
Mynydd Twr is the Welsh name for Holyhead Mountain, the prominent hill overlooking the town of Holyhead on the island of Anglesey in northwest Wales.
-
B.
Caerphilly Mountain
Caerphilly Mountain is a prominent hill in South Wales known for its scenic views, walking trails, and proximity to the town of Caerphilly.
-
C.
Pen y Fan
Pen y Fan is a prominent mountain in South Wales known for its sweeping views and popularity with hikers and outdoor enthusiasts.
-
D.
Crib Goch
Crib Goch is a narrow, knife-edge arête in Snowdonia, Wales, famed for its exposed scrambling route to the summit of Snowdon.
-
E.
Lonscale Fell
Lonscale Fell is a subsidiary peak in the Lake District’s Northern Fells, known for its broad grassy slopes and views over Keswick and the surrounding valleys.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf | mountain summit ⓘ |
| access | open access land under CRoW Act ⓘ |
| country | Wales ⓘ |
| elevation |
2802 ft
ⓘ
854 m ⓘ |
| geology |
Ordovician volcanic rocks
ⓘ
rhyolitic tuffs and lavas ⓘ |
| gridReferenceUK | SH827370 ⓘ |
| hasClimate | cool temperate oceanic ⓘ |
| hasFeature |
cairn
ⓘ
rocky summit area ⓘ trig point ⓘ |
| hasListing |
Hewitt
ⓘ
HuMP ⓘ Marilyn ⓘ Nuttall ⓘ |
| hasRouteFrom | A4212 road near Arenig ⓘ |
| hasTerrain | rugged ⓘ |
| hasView |
panoramic views over Snowdonia
ⓘ
views towards Arenig Fach ⓘ views towards Rhinogydd ⓘ views towards the Berwyn range ⓘ |
| hazard |
boggy approaches
ⓘ
frequent low cloud ⓘ strong winds ⓘ |
| knownFor |
associations with Welsh geology
ⓘ
associations with local quarrying history ⓘ panoramic views ⓘ rugged terrain ⓘ |
| locatedIn |
Arenig Fawr
NERFINISHED
ⓘ
Gwynedd NERFINISHED ⓘ Snowdonia NERFINISHED ⓘ United Kingdom ⓘ Wales ⓘ |
| map |
OS Explorer OL18
NERFINISHED
ⓘ
OS Landranger 124 NERFINISHED ⓘ |
| mountainRange | Arenig range NERFINISHED ⓘ |
| namedAfter | Arenig Fawr NERFINISHED ⓘ |
| nearestTown | Bala NERFINISHED ⓘ |
| partOf | Snowdonia National Park NERFINISHED ⓘ |
| prominence | c. 585 m ⓘ |
| topographicParent | Arenig Fawr NERFINISHED ⓘ |
| typicalVegetation | upland grass and heather moorland ⓘ |
| usedFor |
hiking
ⓘ
hillwalking ⓘ mountain navigation practice ⓘ |
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: Arenig Fawr summit Description of subject: Arenig Fawr summit is the prominent mountain peak in Snowdonia, Wales, known for its rugged terrain, panoramic views, and historical associations with Welsh geology and quarrying.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Arenig Fawr mountain