Black Mountains (east Brecon Beacons)
E688558
The Black Mountains (east Brecon Beacons) are a range of hills in the eastern part of the Brecon Beacons National Park in Wales, known for their rounded summits, open moorland, and popular walking routes near the English border.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Black Mountains (east Brecon Beacons) canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T7718743 — 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: Black Mountains (east Brecon Beacons) Context triple: [Black Mountain (Brecon Beacons), separatedFrom, Black Mountains (east Brecon Beacons)]
-
A.
Black Mountain (Wales)
Black Mountain in Wales is a rugged upland area of the Brecon Beacons National Park known for its dramatic sandstone escarpments, remote moorlands, and glacial lakes.
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B.
Brecon Beacons in Wales
The Brecon Beacons in Wales are a mountain range and national park renowned for their sweeping upland landscapes, distinctive red sandstone peaks, and popular hiking and outdoor recreation opportunities.
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C.
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.
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D.
Cefn Bryn ridge
Cefn Bryn ridge is a prominent sandstone escarpment on the Gower Peninsula in Wales, known for its sweeping views, archaeological sites, and distinctive heathland landscape.
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E.
Clwydian Range
The Clwydian Range is a series of heather-clad hills in northeast Wales, renowned for its scenic ridges, Iron Age hillforts, and designation as an Area of Outstanding Natural Beauty.
- 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: Black Mountains (east Brecon Beacons) Target entity description: The Black Mountains (east Brecon Beacons) are a range of hills in the eastern part of the Brecon Beacons National Park in Wales, known for their rounded summits, open moorland, and popular walking routes near the English border.
-
A.
Black Mountain (Wales)
Black Mountain in Wales is a rugged upland area of the Brecon Beacons National Park known for its dramatic sandstone escarpments, remote moorlands, and glacial lakes.
-
B.
Brecon Beacons in Wales
The Brecon Beacons in Wales are a mountain range and national park renowned for their sweeping upland landscapes, distinctive red sandstone peaks, and popular hiking and outdoor recreation opportunities.
-
C.
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.
-
D.
Cefn Bryn ridge
Cefn Bryn ridge is a prominent sandstone escarpment on the Gower Peninsula in Wales, known for its sweeping views, archaeological sites, and distinctive heathland landscape.
-
E.
Clwydian Range
The Clwydian Range is a series of heather-clad hills in northeast Wales, renowned for its scenic ridges, Iron Age hillforts, and designation as an Area of Outstanding Natural Beauty.
- F. None of above. chosen
Statements (50)
| Predicate | Object |
|---|---|
| instanceOf |
hill range
ⓘ
mountain range ⓘ |
| country | Wales ⓘ |
| drainedBy |
River Usk
NERFINISHED
ⓘ
River Wye NERFINISHED ⓘ |
| geologicalPeriod | Devonian ⓘ |
| geology | Old Red Sandstone NERFINISHED ⓘ |
| hasHighestPoint | Waun Fach NERFINISHED ⓘ |
| hasLandscapeFeature |
open moorland
ⓘ
rounded summits ⓘ |
| hasPeak |
Bal Bach
NERFINISHED
ⓘ
Bal Mawr NERFINISHED ⓘ Black Mountain (Herefordshire) NERFINISHED ⓘ Chwarel y Fan ⓘ Crug Mawr NERFINISHED ⓘ Hay Bluff NERFINISHED ⓘ Lord Hereford’s Knob NERFINISHED ⓘ Mynydd Llangorse NERFINISHED ⓘ Mynydd Troed NERFINISHED ⓘ Pen Allt-mawr NERFINISHED ⓘ Pen Cerrig-calch NERFINISHED ⓘ Pen Trumau NERFINISHED ⓘ Pen Twyn Glas NERFINISHED ⓘ Pen y Gadair Fawr NERFINISHED ⓘ Rhos Dirion NERFINISHED ⓘ Table Mountain NERFINISHED ⓘ Twmpa NERFINISHED ⓘ Waun Fach NERFINISHED ⓘ Y Das ⓘ |
| hasUse |
fell running
ⓘ
hiking ⓘ horse riding ⓘ mountain biking ⓘ recreational walking ⓘ |
| locatedIn |
Brecon Beacons National Park
NERFINISHED
ⓘ
Herefordshire NERFINISHED ⓘ Monmouthshire NERFINISHED ⓘ Powys NERFINISHED ⓘ United Kingdom ⓘ eastern part of Brecon Beacons National Park ⓘ |
| locatedOnBorderWith | England NERFINISHED ⓘ |
| near |
Abergavenny
NERFINISHED
ⓘ
Crickhowell NERFINISHED ⓘ Hay-on-Wye NERFINISHED ⓘ Talgarth NERFINISHED ⓘ |
| partOf |
Brecon Beacons
NERFINISHED
ⓘ
Brecon Beacons National Park NERFINISHED ⓘ Cambrian Mountains (broad sense) NERFINISHED ⓘ |
| popularFor |
long-distance walking routes
ⓘ
ridge walks ⓘ |
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: Black Mountains (east Brecon Beacons) Description of subject: The Black Mountains (east Brecon Beacons) are a range of hills in the eastern part of the Brecon Beacons National Park in Wales, known for their rounded summits, open moorland, and popular walking routes near the English border.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Black Mountain (Brecon Beacons)