Llanuwchllyn station
E888883
Llanuwchllyn station is a heritage railway terminus in Gwynedd, Wales, serving as the main base and headquarters of the narrow-gauge Bala Lake Railway.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Llanuwchllyn railway station | 1 |
| Llanuwchllyn station canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T10735300 — 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: Llanuwchllyn station Context triple: [Bala Lake Railway, hasStation, Llanuwchllyn station]
-
A.
Clogwyn station
Clogwyn station is a high-altitude intermediate stop on the Snowdon Mountain Railway in Wales, serving as a popular viewpoint and turnaround point for trains ascending Mount Snowdon.
-
B.
Rhyd Ddu station
Rhyd Ddu station is a rural stop on the narrow-gauge Welsh Highland Railway in Snowdonia, serving the village of Rhyd Ddu and nearby mountain walking routes.
-
C.
Llanrwst railway station
Llanrwst railway station is a small rural stop on the Conwy Valley Line in North Wales, serving the town of Llanrwst with regional rail connections.
-
D.
Cynwyd station
Cynwyd station is a SEPTA regional rail station in Bala Cynwyd, Pennsylvania, serving as the northern endpoint of the short Cynwyd Line into Philadelphia.
-
E.
Ystrad Mynach railway station
Ystrad Mynach railway station is a commuter rail stop in Caerphilly County Borough, Wales, providing local and regional services on the Valley Lines network.
- 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: Llanuwchllyn station Target entity description: Llanuwchllyn station is a heritage railway terminus in Gwynedd, Wales, serving as the main base and headquarters of the narrow-gauge Bala Lake Railway.
-
A.
Clogwyn station
Clogwyn station is a high-altitude intermediate stop on the Snowdon Mountain Railway in Wales, serving as a popular viewpoint and turnaround point for trains ascending Mount Snowdon.
-
B.
Rhyd Ddu station
Rhyd Ddu station is a rural stop on the narrow-gauge Welsh Highland Railway in Snowdonia, serving the village of Rhyd Ddu and nearby mountain walking routes.
-
C.
Llanrwst railway station
Llanrwst railway station is a small rural stop on the Conwy Valley Line in North Wales, serving the town of Llanrwst with regional rail connections.
-
D.
Cynwyd station
Cynwyd station is a SEPTA regional rail station in Bala Cynwyd, Pennsylvania, serving as the northern endpoint of the short Cynwyd Line into Philadelphia.
-
E.
Ystrad Mynach railway station
Ystrad Mynach railway station is a commuter rail stop in Caerphilly County Borough, Wales, providing local and regional services on the Valley Lines network.
- F. None of above. chosen
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
heritage railway station
ⓘ
railway terminus ⓘ |
| adjacentTo | Llyn Tegid ⓘ |
| closedToPassengerServices | 1965 ⓘ |
| country | Wales ⓘ |
| gauge | narrow gauge ⓘ |
| hasDepot |
Bala Lake Railway carriage sheds
ⓘ
linked to:
Bala Lake Railway
Bala Lake Railway locomotive sheds ⓘ
linked to:
Bala Lake Railway
|
| hasFacility |
booking office
ⓘ
car park ⓘ carriage shed ⓘ engine shed ⓘ refreshment room ⓘ signal box ⓘ toilets ⓘ waiting room ⓘ workshops ⓘ |
| hasFunction |
operating base
ⓘ
passenger terminus ⓘ |
| hasHeritageStatus | preserved railway station ⓘ |
| hasHeritageUse | tourist railway terminus ⓘ |
| hasService |
seasonal tourist services
ⓘ
steam-hauled trains ⓘ |
| hasSignageLanguage |
English
ⓘ
Welsh ⓘ |
| isHeadquartersOf | Bala Lake Railway ⓘ |
| isMainBaseOf | Bala Lake Railway ⓘ |
| isTerminusOf | Bala Lake Railway ⓘ |
| languageRegion | Welsh-speaking area ⓘ |
| lineLengthFrom | approximately 4.5 miles to Bala (Penybont) terminus ⓘ |
| locatedIn |
Gwynedd
ⓘ
Llanuwchllyn ⓘ Snowdonia National Park ⓘ
linked to:
Eryri National Park
United Kingdom ⓘ |
| near | River Dee ⓘ |
| openedAsStandardGaugeStation | 1868 ⓘ |
| operatedBy | Bala Lake Railway ⓘ |
| originallyOperatedBy | Great Western Railway ⓘ |
| originallyPartOf | Ruabon–Barmouth line ⓘ |
| ownedBy | Bala Lake Railway ⓘ |
| platformCount | 1 ⓘ |
| railwayType | heritage railway ⓘ |
| reopenedAsHeritageRailwayStation | 1972 ⓘ |
| serves | village of Llanuwchllyn ⓘ |
| trackGauge | 2 ft (610 mm) ⓘ |
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: Llanuwchllyn station Description of subject: Llanuwchllyn station is a heritage railway terminus in Gwynedd, Wales, serving as the main base and headquarters of the narrow-gauge Bala Lake Railway.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Llanuwchllyn station