Douglas–Port Erin line
E750279
The Douglas–Port Erin line is a historic narrow-gauge railway route on the Isle of Man that connects the capital, Douglas, with the seaside village of Port Erin.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Douglas–Port Erin line canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T8697962 — 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: Douglas–Port Erin line Context triple: [Ballasalla railway station, servesRailwaySection, Douglas–Port Erin line]
-
A.
Buxton line
The Buxton line is a railway route in northern England that connects Manchester with the town of Buxton through the Peak District.
-
B.
Dumfries–Kirkcudbright line
The Dumfries–Kirkcudbright line was a former railway route in southwest Scotland that connected the town of Dumfries with the coastal town of Kirkcudbright.
-
C.
Maas Line
The Maas Line is a railway line in the Netherlands that runs along the River Meuse, connecting several towns and cities in the southeastern part of the country.
-
D.
Radcliffe Line
The Radcliffe Line is the boundary demarcation drawn in 1947 that divided British India into the newly independent nations of India and Pakistan.
-
E.
Hauenstein line
The Hauenstein line is a major Swiss railway route crossing the Jura Mountains, historically important as a key north–south connection between Basel and central Switzerland.
- 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: Douglas–Port Erin line Target entity description: The Douglas–Port Erin line is a historic narrow-gauge railway route on the Isle of Man that connects the capital, Douglas, with the seaside village of Port Erin.
-
A.
Buxton line
The Buxton line is a railway route in northern England that connects Manchester with the town of Buxton through the Peak District.
-
B.
Dumfries–Kirkcudbright line
The Dumfries–Kirkcudbright line was a former railway route in southwest Scotland that connected the town of Dumfries with the coastal town of Kirkcudbright.
-
C.
Maas Line
The Maas Line is a railway line in the Netherlands that runs along the River Meuse, connecting several towns and cities in the southeastern part of the country.
-
D.
Radcliffe Line
The Radcliffe Line is the boundary demarcation drawn in 1947 that divided British India into the newly independent nations of India and Pakistan.
-
E.
Hauenstein line
The Hauenstein line is a major Swiss railway route crossing the Jura Mountains, historically important as a key north–south connection between Basel and central Switzerland.
- F. None of above. chosen
Statements (30)
| Predicate | Object |
|---|---|
| instanceOf |
narrow-gauge railway
ⓘ
railway line ⓘ |
| connects |
Douglas
NERFINISHED
ⓘ
Port Erin NERFINISHED ⓘ |
| country |
Isle of Man (crown dependency)
ⓘ
surface form:
Isle of Man
|
| electrification | none ⓘ |
| gauge |
3 ft gauge
ⓘ
914 mm gauge ⓘ |
| hasTerminusType |
capital city terminus at Douglas
ⓘ
seaside terminus at Port Erin ⓘ |
| historic | true ⓘ |
| locatedIn | Isle of Man NERFINISHED ⓘ |
| locatedOn | Isle of Man Railway network NERFINISHED ⓘ |
| notableFeature |
narrow-gauge steam railway on Isle of Man
ⓘ
steam-hauled trains ⓘ |
| openingDate | 1874 ⓘ |
| operator | Isle of Man Railway NERFINISHED ⓘ |
| ownedBy | Isle of Man Government NERFINISHED ⓘ |
| partOf | Isle of Man transport heritage NERFINISHED ⓘ |
| primaryUse |
heritage services
ⓘ
tourist traffic ⓘ |
| region | Irish Sea islands NERFINISHED ⓘ |
| serves |
Douglas
NERFINISHED
ⓘ
Port Erin NERFINISHED ⓘ |
| status | operational ⓘ |
| terminus |
Douglas railway station
NERFINISHED
ⓘ
Port Erin railway station NERFINISHED ⓘ |
| trackType | single track ⓘ |
| usedFor |
passenger services
ⓘ
tourist excursions ⓘ |
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: Douglas–Port Erin line Description of subject: The Douglas–Port Erin line is a historic narrow-gauge railway route on the Isle of Man that connects the capital, Douglas, with the seaside village of Port Erin.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.