Mynydd Preseli
E941477
Mynydd Preseli is a range of hills in Pembrokeshire, Wales, famed as the source of the bluestone used in the construction of Stonehenge.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Mynydd Preseli canonical | 5 |
| Mynydd Preseli ridge | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T11649999 — 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: Mynydd Preseli Context triple: [Preseli bluestone, partOf, Mynydd Preseli]
-
A.
Carnedd Llywelyn
Carnedd Llywelyn is a prominent mountain in Snowdonia, Wales, known as one of the highest peaks in the country and a major summit of the Carneddau range.
-
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.
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.
-
D.
Carnedd Dafydd
Carnedd Dafydd is one of the highest and most prominent mountains in the Snowdonia range of North Wales, popular with hikers for its rugged ridges and expansive views.
-
E.
Moel Sych
Moel Sych is a prominent summit in the Berwyn Mountains of northeast Wales, known for its broad, grassy slopes and expansive upland views.
- 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: Mynydd Preseli Target entity description: Mynydd Preseli is a range of hills in Pembrokeshire, Wales, famed as the source of the bluestone used in the construction of Stonehenge.
-
A.
Carnedd Llywelyn
Carnedd Llywelyn is a prominent mountain in Snowdonia, Wales, known as one of the highest peaks in the country and a major summit of the Carneddau range.
-
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.
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.
-
D.
Carnedd Dafydd
Carnedd Dafydd is one of the highest and most prominent mountains in the Snowdonia range of North Wales, popular with hikers for its rugged ridges and expansive views.
-
E.
Moel Sych
Moel Sych is a prominent summit in the Berwyn Mountains of northeast Wales, known for its broad, grassy slopes and expansive upland views.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
ancient trackway
ⓘ
hill range ⓘ mountain range ⓘ |
| associatedWith | Stonehenge ⓘ |
| contains |
Bronze Age cairns
ⓘ
Carn Goedog outcrops ⓘ Carn Menyn outcrops ⓘ Foel Drygarn hillfort ⓘ hut circles ⓘ prehistoric standing stones ⓘ |
| country | Wales ⓘ |
| crossedBy | Golden Road ⓘ |
| elevation | 536 metres ⓘ |
| hasDesignation | Site of Special Scientific Interest ⓘ |
| hasFauna |
hen harrier
ⓘ
meadow pipit ⓘ merlin ⓘ red kite ⓘ skylark ⓘ |
| hasFlora |
bilberry
ⓘ
heather ⓘ |
| hasHabitat |
acid grassland
ⓘ
blanket bog ⓘ upland heath ⓘ |
| hasLanguage | Welsh ⓘ |
| hasNameInLanguage |
Preseli Hills
ⓘ
Preseli Mountains ⓘ
linked to:
Preseli Hills
|
| hasPeak |
Carn Goedog
ⓘ
Carn Ingli ⓘ Carn Menyn ⓘ Foel Cwmcerwyn ⓘ Foel Drygarn ⓘ Foel Eryr ⓘ |
| hasRockType |
igneous rock
ⓘ
spotted dolerite ⓘ |
| highestPoint | Foel Cwmcerwyn ⓘ |
| knownFor |
prehistoric archaeology
ⓘ
source of Stonehenge bluestones ⓘ upland heath and moorland habitats ⓘ |
| locatedIn |
Mynydd Preseli
ⓘ
Mynydd Preseli ⓘ Pembrokeshire ⓘ southwest Wales ⓘ
linked to:
West Wales
|
| partOf |
Cambrian Mountains (broad sense)
ⓘ
linked to:
Cambrian Mountains
Pembrokeshire Coast National Park ⓘ |
| region | southwest Wales uplands ⓘ |
| usedFor |
hill walking
ⓘ
recreation ⓘ sheep grazing ⓘ |
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: Mynydd Preseli Description of subject: Mynydd Preseli is a range of hills in Pembrokeshire, Wales, famed as the source of the bluestone used in the construction of Stonehenge.
Referenced by (6)
Full triples — surface form annotated when it differs from this entity's canonical label.