Porthmadog Harbour Station
E241963
Porthmadog Harbour Station is a historic narrow-gauge railway terminus in Porthmadog, Wales, serving as a key hub for heritage steam services on the Ffestiniog Railway.
All labels observed (5)
| Label | Occurrences |
|---|---|
| Porthmadog railway station | 3 |
| Porthmadog Harbour railway station | 2 |
| Ffestiniog Railway Harbour Station (Porthmadog) | 1 |
| Porthmadog Harbour Station canonical | 1 |
| Porthmadog Harbour station | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2156903 — 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: Porthmadog Harbour Station Context triple: [Ffestiniog Railway, startingPoint, Porthmadog Harbour Station]
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A.
Fishguard Harbour railway station
Fishguard Harbour railway station is a coastal rail terminus in Pembrokeshire, Wales, serving as a key link between train services and ferry connections to Ireland.
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B.
Harlech railway station
Harlech railway station is a small coastal stop on the Cambrian Coast Line in Gwynedd, Wales, serving the town of Harlech and its nearby historic castle.
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C.
Aberystwyth railway station
Aberystwyth railway station is the main terminus railway station serving the coastal town of Aberystwyth in Ceredigion, Wales, and a key hub on the Cambrian Line.
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D.
Porthmadog
Porthmadog is a coastal town in Gwynedd, Wales, known as a gateway to Snowdonia and for its historic harbour and heritage railways.
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E.
Mostyn Port
Mostyn Port is a commercial seaport in North Wales that serves as a key operations and maintenance base for offshore wind farms in 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: Porthmadog Harbour Station Target entity description: Porthmadog Harbour Station is a historic narrow-gauge railway terminus in Porthmadog, Wales, serving as a key hub for heritage steam services on the Ffestiniog Railway.
-
A.
Fishguard Harbour railway station
Fishguard Harbour railway station is a coastal rail terminus in Pembrokeshire, Wales, serving as a key link between train services and ferry connections to Ireland.
-
B.
Harlech railway station
Harlech railway station is a small coastal stop on the Cambrian Coast Line in Gwynedd, Wales, serving the town of Harlech and its nearby historic castle.
-
C.
Aberystwyth railway station
Aberystwyth railway station is the main terminus railway station serving the coastal town of Aberystwyth in Ceredigion, Wales, and a key hub on the Cambrian Line.
-
D.
Porthmadog
Porthmadog is a coastal town in Gwynedd, Wales, known as a gateway to Snowdonia and for its historic harbour and heritage railways.
-
E.
Mostyn Port
Mostyn Port is a commercial seaport in North Wales that serves as a key operations and maintenance base for offshore wind farms in the Irish Sea.
- F. None of above. chosen
Statements (48)
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: Porthmadog Harbour Station Description of subject: Porthmadog Harbour Station is a historic narrow-gauge railway terminus in Porthmadog, Wales, serving as a key hub for heritage steam services on the Ffestiniog Railway.
Referenced by (8)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Porthmadog Harbour Station
linked to: Porthmadog Harbour Station
linked to: Porthmadog Harbour Station
linked to: Porthmadog Harbour Station
linked to: Porthmadog Harbour Station
subject linked to:
PORTHMADOG
linked to: Porthmadog Harbour Station
subject linked to:
PORTHMADOG
linked to: Porthmadog Harbour Station