Carreg Coetan Arthur burial chamber
E619965
Carreg Coetan Arthur burial chamber is a Neolithic dolmen in Pembrokeshire, Wales, consisting of a large capstone supported by upright stones and traditionally associated with Arthurian legend.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Carreg Coetan Arthur burial chamber canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T6793251 — 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: Carreg Coetan Arthur burial chamber Context triple: [Newport, Pembrokeshire, hasNearbyAncientSite, Carreg Coetan Arthur burial chamber]
-
A.
Lligwy Burial Chamber
Lligwy Burial Chamber is a Neolithic stone tomb on the island of Anglesey in Wales, notable for its massive capstone and well-preserved chamber structure.
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B.
West Kennet Long Barrow
West Kennet Long Barrow is a large Neolithic chambered tomb and one of the best-preserved prehistoric burial monuments in southern England.
-
C.
Gavrinis cairn
Gavrinis cairn is a Neolithic passage grave on the island of Gavrinis in Brittany, France, renowned for its richly carved megalithic stone art.
-
D.
Poulnabrone dolmen
Poulnabrone dolmen is a famous Neolithic portal tomb and iconic archaeological monument located on the karst landscape of the Burren in western Ireland.
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E.
Durham Cave
Durham Cave is a historically significant limestone cavern in Durham, Pennsylvania, known for its archaeological importance and evidence of early human and prehistoric animal activity.
- 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: Carreg Coetan Arthur burial chamber Target entity description: Carreg Coetan Arthur burial chamber is a Neolithic dolmen in Pembrokeshire, Wales, consisting of a large capstone supported by upright stones and traditionally associated with Arthurian legend.
-
A.
Lligwy Burial Chamber
Lligwy Burial Chamber is a Neolithic stone tomb on the island of Anglesey in Wales, notable for its massive capstone and well-preserved chamber structure.
-
B.
West Kennet Long Barrow
West Kennet Long Barrow is a large Neolithic chambered tomb and one of the best-preserved prehistoric burial monuments in southern England.
-
C.
Gavrinis cairn
Gavrinis cairn is a Neolithic passage grave on the island of Gavrinis in Brittany, France, renowned for its richly carved megalithic stone art.
-
D.
Poulnabrone dolmen
Poulnabrone dolmen is a famous Neolithic portal tomb and iconic archaeological monument located on the karst landscape of the Burren in western Ireland.
-
E.
Durham Cave
Durham Cave is a historically significant limestone cavern in Durham, Pennsylvania, known for its archaeological importance and evidence of early human and prehistoric animal activity.
- F. None of above. chosen
Statements (29)
| Predicate | Object |
|---|---|
| instanceOf |
Neolithic dolmen
ⓘ
burial chamber ⓘ megalithic monument ⓘ |
| approximateDate | around 3000 BCE ⓘ |
| associatedWith |
Arthurian legend
NERFINISHED
ⓘ
King Arthur NERFINISHED ⓘ |
| constructionMaterial | stone ⓘ |
| country | Wales ⓘ |
| culturalPeriod | Prehistoric Britain ⓘ |
| era | Neolithic ⓘ |
| hasAlternativeName |
Carreg Coetan
NERFINISHED
ⓘ
Carreg Coetan Arthur NERFINISHED ⓘ |
| hasArchaeologicalType | portal dolmen ⓘ |
| hasPart |
capstone
ⓘ
upright stones ⓘ |
| heritageDesignation | Scheduled monument ⓘ |
| locatedIn |
Pembrokeshire
NERFINISHED
ⓘ
United Kingdom ⓘ Wales ⓘ |
| locatedNear | Newport, Pembrokeshire NERFINISHED ⓘ |
| managedBy | Cadw NERFINISHED ⓘ |
| notableFeature |
exposed chamber without surviving mound
ⓘ
large sloping capstone ⓘ |
| openToPublic | true ⓘ |
| region | Pembrokeshire NERFINISHED ⓘ |
| setting | rural landscape ⓘ |
| touristAttraction | yes ⓘ |
| usedFor |
burial
ⓘ
ritual purposes ⓘ |
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: Carreg Coetan Arthur burial chamber Description of subject: Carreg Coetan Arthur burial chamber is a Neolithic dolmen in Pembrokeshire, Wales, consisting of a large capstone supported by upright stones and traditionally associated with Arthurian legend.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.