Waun Fach
E647811
Waun Fach is a prominent mountain in southeastern Wales, known for its broad, grassy summit and extensive views across the Black Mountains.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Waun Fach canonical | 5 |
How this entity was disambiguated
This entity first appeared as the object of triple T7179183 — 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: Waun Fach Context triple: [Black Mountains, highestPoint, Waun Fach]
-
A.
Mytchett
Mytchett is a village in the borough of Surrey Heath in Surrey, England, known for its residential character and proximity to the Basingstoke Canal.
-
B.
Illywhacker
Illywhacker is a 1985 novel by Australian author Peter Carey, known for its darkly comic, magical-realist portrayal of a 139-year-old con man recounting his life and the history of 20th-century Australia.
-
C.
Bon Nant
Bon Nant is a mountain stream in the French Alps that flows through the Montjoie Valley before joining the Arve River.
-
D.
Birch Cliff
Birch Cliff is a residential neighbourhood in the Scarborough district of Toronto, Ontario, known for its tree-lined streets and proximity to the Scarborough Bluffs along Lake Ontario.
-
E.
Owen Peak
Owen Peak is a mountain summit located within the Fitzsimmons Range of the Coast Mountains in British Columbia, Canada.
- 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: Waun Fach Target entity description: Waun Fach is a prominent mountain in southeastern Wales, known for its broad, grassy summit and extensive views across the Black Mountains.
-
A.
Mytchett
Mytchett is a village in the borough of Surrey Heath in Surrey, England, known for its residential character and proximity to the Basingstoke Canal.
-
B.
Illywhacker
Illywhacker is a 1985 novel by Australian author Peter Carey, known for its darkly comic, magical-realist portrayal of a 139-year-old con man recounting his life and the history of 20th-century Australia.
-
C.
Bon Nant
Bon Nant is a mountain stream in the French Alps that flows through the Montjoie Valley before joining the Arve River.
-
D.
Birch Cliff
Birch Cliff is a residential neighbourhood in the Scarborough district of Toronto, Ontario, known for its tree-lined streets and proximity to the Scarborough Bluffs along Lake Ontario.
-
E.
Owen Peak
Owen Peak is a mountain summit located within the Fitzsimmons Range of the Coast Mountains in British Columbia, Canada.
- F. None of above. chosen
Statements (33)
| Predicate | Object |
|---|---|
| instanceOf |
Hewitt
ⓘ
Marilyn ⓘ Nuttall ⓘ mountain ⓘ |
| access | open country for walkers ⓘ |
| country | Wales ⓘ |
| elevation |
2661 ft
ⓘ
811 m ⓘ |
| gridReferenceUK | SO215300 ⓘ |
| hasFeature | eroded summit paths ⓘ |
| highestPointOf | Black Mountains ⓘ |
| knownFor | extensive views across the Black Mountains ⓘ |
| listing |
Hewitt
ⓘ
Marilyn ⓘ Nuttall ⓘ |
| locatedIn |
Black Mountains
ⓘ
Brecon Beacons National Park ⓘ
linked to:
Brecon Beacons in Wales
Powys ⓘ |
| locatedNear |
Mynydd Llysiau
ⓘ
Pen y Gadair Fawr ⓘ Talgarth ⓘ |
| partOf |
Brecon Beacons
ⓘ
linked to:
Brecon Beacons in Wales
Brecon Beacons National Park Special Area of Conservation ⓘ |
| prominence |
2041 ft
ⓘ
622 m ⓘ |
| range | Black Mountains ⓘ |
| region | southeast Wales ⓘ |
| summitType | broad grassy summit ⓘ |
| surface | peaty plateau ⓘ |
| topographicMap |
OS Explorer OL13
ⓘ
OS Landranger 161 ⓘ |
| usualAscentFrom |
Cwmdu
ⓘ
Grwyne Fawr ⓘ |
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: Waun Fach Description of subject: Waun Fach is a prominent mountain in southeastern Wales, known for its broad, grassy summit and extensive views across the Black Mountains.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.