Porth Neigwl
E595876
Porth Neigwl is a long, exposed sandy bay on the south coast of the Llŷn Peninsula in North Wales, popular with surfers and known for its unspoilt, windswept character.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Porth Neigwl canonical | 2 |
| Porth Neigwl (Hell’s Mouth) | 1 |
| Porth Neigwl (Hell’s Mouth) nearby | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T6368321 — 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: Porth Neigwl Context triple: [Llyn Peninsula, contains, Porth Neigwl]
-
A.
Porthdinllaen
Porthdinllaen is a picturesque historic fishing village and natural harbour on the north coast of the Llŷn Peninsula in Gwynedd, Wales, known for its sandy beach, lifeboat station, and car-free seafront.
-
B.
Perranporth
Perranporth is a coastal village and popular seaside resort in Cornwall, England, known for its long sandy beach and surfing.
-
C.
Pwlldu Bay
Pwlldu Bay is a secluded, scenic beach and cove on the Gower Peninsula in South Wales, known for its natural beauty and coastal walking routes.
-
D.
Barmouth
Barmouth is a seaside town and popular holiday resort on the west coast of Wales, known for its sandy beach and scenic location at the mouth of the Mawddach Estuary.
-
E.
Tywyn Beach
Tywyn Beach is a long, sandy and shingle beach on the Cardigan Bay coast of Gwynedd, Wales, popular for family holidays, watersports, and sunsets over the Irish Sea.
- 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: Porth Neigwl Target entity description: Porth Neigwl is a long, exposed sandy bay on the south coast of the Llŷn Peninsula in North Wales, popular with surfers and known for its unspoilt, windswept character.
-
A.
Porthdinllaen
Porthdinllaen is a picturesque historic fishing village and natural harbour on the north coast of the Llŷn Peninsula in Gwynedd, Wales, known for its sandy beach, lifeboat station, and car-free seafront.
-
B.
Perranporth
Perranporth is a coastal village and popular seaside resort in Cornwall, England, known for its long sandy beach and surfing.
-
C.
Pwlldu Bay
Pwlldu Bay is a secluded, scenic beach and cove on the Gower Peninsula in South Wales, known for its natural beauty and coastal walking routes.
-
D.
Barmouth
Barmouth is a seaside town and popular holiday resort on the west coast of Wales, known for its sandy beach and scenic location at the mouth of the Mawddach Estuary.
-
E.
Tywyn Beach
Tywyn Beach is a long, sandy and shingle beach on the Cardigan Bay coast of Gwynedd, Wales, popular for family holidays, watersports, and sunsets over the Irish Sea.
- F. None of above. chosen
Statements (39)
| Predicate | Object |
|---|---|
| instanceOf |
bay
ⓘ
beach ⓘ |
| country | Wales ⓘ |
| faces | south-west ⓘ |
| hasAccess | minor roads from Abersoch area ⓘ |
| hasBackshore | dunes and low cliffs ⓘ |
| hasBeachType | open ocean beach ⓘ |
| hasCharacter |
exposed
ⓘ
unspoilt ⓘ windswept ⓘ |
| hasCoast | Cardigan Bay ⓘ |
| hasEnvironment |
rural
ⓘ
undeveloped ⓘ |
| hasForeshore | wide intertidal sand ⓘ |
| hasHazard |
large surf
ⓘ
strong rip currents ⓘ |
| hasLength | approximately 4 km ⓘ |
| hasNameMeaning | “Neigwl Bay” in English ⓘ |
| hasOrientation | east–west ⓘ |
| hasReputation |
challenging surf spot
ⓘ
scenic natural bay ⓘ |
| hasSeaConditions |
powerful waves
ⓘ
strong Atlantic swells ⓘ |
| hasShoreType | sandy beach ⓘ |
| hasWaterBody | Irish Sea ⓘ |
| isAlsoKnownAs |
Hell’s Mouth
ⓘ
Porth Neigwl (Hell’s Mouth) ⓘ
linked to:
Porth Neigwl
|
| languageOfToponym | Welsh ⓘ |
| locatedIn |
Gwynedd
ⓘ
Llŷn Peninsula ⓘ
linked to:
Llyn Peninsula
North Wales ⓘ |
| nearestResort | Abersoch ⓘ |
| nearestSettlement | Llanengan ⓘ |
| partOf | coast of the Llŷn Peninsula ⓘ |
| popularFor |
bodyboarding
ⓘ
surfing ⓘ windsurfing ⓘ |
| usedFor |
angling
ⓘ
recreational walking ⓘ |
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: Porth Neigwl Description of subject: Porth Neigwl is a long, exposed sandy bay on the south coast of the Llŷn Peninsula in North Wales, popular with surfers and known for its unspoilt, windswept character.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Porth Neigwl