Corn Du
E147214
Corn Du is a prominent summit in the Brecon Beacons of South Wales, known for its distinctive flat top and popularity with hikers.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Corn Du canonical | 4 |
How this entity was disambiguated
This entity first appeared as the object of triple T1291774 — 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: Corn Du Context triple: [Brecon Beacons, contains, Corn Du]
-
A.
Cowpe
Cowpe is a small village in Lancashire, England, situated in the Rossendale Valley and known for its rural setting and former textile industry.
-
B.
Deering
Deering is a small Inupiat community and city located on the Seward Peninsula in northwestern Alaska.
-
C.
Pioneer Hi-Bred Corn Company
Pioneer Hi-Bred Corn Company is an agricultural seed company renowned for developing and commercializing hybrid corn varieties that revolutionized modern farming.
-
D.
Tebu
Tebu is a Saharan ethnic group and language community primarily inhabiting parts of southern Libya, Chad, and Niger.
-
E.
Rye
Rye is a historic coastal town in East Sussex, England, known for its well-preserved medieval architecture and former importance as a member of the Cinque Ports confederation.
- 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: Corn Du Target entity description: Corn Du is a prominent summit in the Brecon Beacons of South Wales, known for its distinctive flat top and popularity with hikers.
-
A.
Cowpe
Cowpe is a small village in Lancashire, England, situated in the Rossendale Valley and known for its rural setting and former textile industry.
-
B.
Deering
Deering is a small Inupiat community and city located on the Seward Peninsula in northwestern Alaska.
-
C.
Pioneer Hi-Bred Corn Company
Pioneer Hi-Bred Corn Company is an agricultural seed company renowned for developing and commercializing hybrid corn varieties that revolutionized modern farming.
-
D.
Tebu
Tebu is a Saharan ethnic group and language community primarily inhabiting parts of southern Libya, Chad, and Niger.
-
E.
Rye
Rye is a historic coastal town in East Sussex, England, known for its well-preserved medieval architecture and former importance as a member of the Cinque Ports confederation.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
mountain
ⓘ
summit ⓘ |
| accessedFrom |
Pont ar Daf car park
ⓘ
Storey Arms ⓘ |
| climate | oceanic climate ⓘ |
| commonWeather |
frequent rain
ⓘ
high winds ⓘ low cloud ⓘ |
| country | Wales ⓘ |
| elevation |
2864 ft
ⓘ
873 m ⓘ |
| geologicalPeriod | Devonian ⓘ |
| geology | Old Red Sandstone ⓘ |
| hasFeature |
distinctive flat summit
ⓘ
grassy plateau-like top ⓘ |
| hasGridReference | SO 007215 ⓘ |
| hasLandform | glacially carved escarpments ⓘ |
| hasViewOf |
Brecon Beacons in Wales
ⓘ
surface form:
Brecon Beacons
Central Beacons ⓘ Cribyn ⓘ Pen y Fan ⓘ |
| isListedAs |
Hewitt
ⓘ
Nuttall ⓘ Welsh 2000er ⓘ |
| isNear |
Cribyn
ⓘ
Pen y Fan ⓘ |
| isPartOf | Central Beacons ⓘ |
| isPopularFor |
fell running
ⓘ
hiking ⓘ hillwalking ⓘ |
| locatedIn |
Brecon Beacons in Wales
ⓘ
surface form:
Brecon Beacons
South Wales Valleys ⓘ
surface form:
South Wales
United Kingdom ⓘ Wales ⓘ |
| mountainRange |
Brecon Beacons in Wales
ⓘ
surface form:
Brecon Beacons
|
| nameLanguage | Welsh ⓘ |
| nearbyTown | Brecon ⓘ |
| overlooks |
Dysynni Valley
ⓘ
surface form:
Neuadd Valley
Taff Valley ⓘ
surface form:
Upper Taf Fechan valley
|
| partOf |
Brecon Beacons in Wales
ⓘ
surface form:
Brecon Beacons National Park
|
| prominence | c. 28 m ⓘ |
| protectedArea |
Brecon Beacons in Wales
ⓘ
surface form:
Brecon Beacons National Park
|
| region | Powys ⓘ |
| relativeTo | Pen y Fan ⓘ |
| safetyConcern | rapidly changing mountain weather ⓘ |
| topographicMap |
OS Explorer OL12
ⓘ
OS Landranger 160 ⓘ |
| trailType | well-trodden paths ⓘ |
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: Corn Du Description of subject: Corn Du is a prominent summit in the Brecon Beacons of South Wales, known for its distinctive flat top and popularity with hikers.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Brecon Beacons