Green Bridge of Wales
E332829
The Green Bridge of Wales is a dramatic natural limestone sea arch and popular coastal landmark located along the rugged shoreline of Pembrokeshire in southwest Wales.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Green Bridge of Wales canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T2859789 — 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: Green Bridge of Wales Context triple: [Pembrokeshire Coast National Park, contains, Green Bridge of Wales]
-
A.
Cardiff Bridge
Cardiff Bridge is a historic road bridge in Cardiff, Wales, carrying traffic across the River Taff near the city centre.
-
B.
Conwy Suspension Bridge
Conwy Suspension Bridge is a historic 19th-century suspension bridge in Conwy, Wales, notable for its picturesque setting beside Conwy Castle and its early iron-chain engineering.
-
C.
Chepstow Bridge
Chepstow Bridge is a historic cast-iron road bridge spanning the River Wye between Chepstow in Wales and Gloucestershire in England.
-
D.
Barmouth Bridge
Barmouth Bridge is a historic wooden viaduct carrying the railway across the Mawddach Estuary near Barmouth in Gwynedd, Wales.
-
E.
Llanelltyd Bridge
Llanelltyd Bridge is a historic stone arch bridge in Gwynedd, Wales, carrying the A496 road across the River Mawddach near the village of Llanelltyd.
- 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: Green Bridge of Wales Target entity description: The Green Bridge of Wales is a dramatic natural limestone sea arch and popular coastal landmark located along the rugged shoreline of Pembrokeshire in southwest Wales.
-
A.
Cardiff Bridge
Cardiff Bridge is a historic road bridge in Cardiff, Wales, carrying traffic across the River Taff near the city centre.
-
B.
Conwy Suspension Bridge
Conwy Suspension Bridge is a historic 19th-century suspension bridge in Conwy, Wales, notable for its picturesque setting beside Conwy Castle and its early iron-chain engineering.
-
C.
Chepstow Bridge
Chepstow Bridge is a historic cast-iron road bridge spanning the River Wye between Chepstow in Wales and Gloucestershire in England.
-
D.
Barmouth Bridge
Barmouth Bridge is a historic wooden viaduct carrying the railway across the Mawddach Estuary near Barmouth in Gwynedd, Wales.
-
E.
Llanelltyd Bridge
Llanelltyd Bridge is a historic stone arch bridge in Gwynedd, Wales, carrying the A496 road across the River Mawddach near the village of Llanelltyd.
- F. None of above. chosen
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
natural sea arch
ⓘ
rock formation ⓘ tourist attraction ⓘ |
| country | Wales ⓘ |
| faces | Atlantic weather systems ⓘ |
| featuredIn |
promotional material for Pembrokeshire Coast National Park
ⓘ
tourism photography of Wales ⓘ |
| formedBy |
marine erosion
ⓘ
wave action ⓘ weathering ⓘ |
| geologicalType | limestone sea arch ⓘ |
| hasAccessRestriction | access subject to MOD firing range closures ⓘ |
| hasApproximateHeight | 24 metres ⓘ |
| hasApproximateLatitude | 51.613 ⓘ |
| hasApproximateLongitude | -5.123 ⓘ |
| hasApproximateSpan | 20 metres ⓘ |
| hasCliffType | carboniferous limestone cliffs ⓘ |
| hasColor | greenish hue from vegetation ⓘ |
| hasCoordinateSystem | WGS84 ⓘ |
| hasNearbyFeature |
rock stacks
ⓘ
sea cliffs ⓘ seabird nesting sites ⓘ |
| hasOfficialLanguageRegion |
English
ⓘ
Welsh ⓘ |
| isPopularFor |
birdwatching
ⓘ
coastal walks ⓘ photography ⓘ sightseeing ⓘ |
| locatedIn |
Pembrokeshire
ⓘ
West Wales ⓘ
surface form:
southwest Wales
|
| locatedInProtectedArea | Pembrokeshire Coast National Park ⓘ |
| locatedNear |
Stack Rocks
ⓘ
surface form:
Elegug Stacks
Stack Rocks ⓘ |
| locatedOnCoastOf | Celtic Sea ⓘ |
| managedBy |
Castlemartin Firing Range
ⓘ
surface form:
Ministry of Defence training area at Castlemartin
|
| material | limestone ⓘ |
| nameDerivedFrom | green vegetation on the arch ⓘ |
| nearbySettlement |
Bosherston
ⓘ
Pembroke ⓘ |
| partOf |
St Davids Peninsula
ⓘ
surface form:
Castlemartin Peninsula
Pembrokeshire coast ⓘ
surface form:
Pembrokeshire coastline
|
| region | United Kingdom ⓘ |
| subjectTo | coastal erosion ⓘ |
| tourismDesignation | iconic landmark of Pembrokeshire Coast National Park ⓘ |
| viewedFrom | clifftop viewpoint ⓘ |
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: Green Bridge of Wales Description of subject: The Green Bridge of Wales is a dramatic natural limestone sea arch and popular coastal landmark located along the rugged shoreline of Pembrokeshire in southwest Wales.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.