M48 motorway
E492465
The M48 motorway is a major road in the United Kingdom that provides a key cross-border route between England and Wales via the Severn Estuary.
All labels observed (2)
| Label | Occurrences |
|---|---|
| M48 motorway canonical | 9 |
| M48 motorway route | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T2261107 — 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: M48 motorway Context triple: [Severn Bridge, partOf, M48 motorway]
-
A.
M65 motorway
The M65 motorway is a key road in Lancashire, England, linking Preston with towns across East Lancashire and connecting to the wider UK motorway network.
-
B.
M58 motorway
The M58 motorway is a key road in North West England that links the M6 near Wigan to the Liverpool area, providing an important route across Merseyside and Lancashire.
-
C.
M40 motorway
The M40 motorway is a major English motorway linking London to Birmingham, serving as a key route through the Midlands and the southeast of England.
-
D.
M80 motorway
The M80 motorway is a major road in Scotland connecting Glasgow to Stirling and forming part of the primary route between central Scotland and the north.
-
E.
M11 motorway
The M11 motorway is a major road in England connecting London to Cambridge and serving as a key route for traffic between the capital, East Anglia, and the Midlands via the A14.
- 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: M48 motorway Target entity description: The M48 motorway is a major road in the United Kingdom that provides a key cross-border route between England and Wales via the Severn Estuary.
-
A.
M65 motorway
The M65 motorway is a key road in Lancashire, England, linking Preston with towns across East Lancashire and connecting to the wider UK motorway network.
-
B.
M58 motorway
The M58 motorway is a key road in North West England that links the M6 near Wigan to the Liverpool area, providing an important route across Merseyside and Lancashire.
-
C.
M40 motorway
The M40 motorway is a major English motorway linking London to Birmingham, serving as a key route through the Midlands and the southeast of England.
-
D.
M80 motorway
The M80 motorway is a major road in Scotland connecting Glasgow to Stirling and forming part of the primary route between central Scotland and the north.
-
E.
M11 motorway
The M11 motorway is a major road in England connecting London to Cambridge and serving as a key route for traffic between the capital, East Anglia, and the Midlands via the A14.
- F. None of above. chosen
Statements (30)
| Predicate | Object |
|---|---|
| instanceOf | motorway in the United Kingdom ⓘ |
| connects |
England
ⓘ
Wales ⓘ |
| country | United Kingdom ⓘ |
| crosses | Severn Estuary ⓘ |
| crossesVia |
Severn Bridge
ⓘ
Wye Bridge ⓘ |
| formsPartOf | British motorway network ⓘ |
| hasBridge |
Severn Bridge
ⓘ
Wye Bridge ⓘ |
| hasJunctionWith | M4 motorway ⓘ |
| hasRoadNumber | M48 ⓘ |
| hasTollStatus | toll-free ⓘ |
| isCrossBorderRouteBetween | England and Wales ⓘ |
| isFormerlyPartOf | M4 motorway ⓘ |
| isKeyRouteFor | cross-border traffic between England and Wales ⓘ |
| isMotorwayIn | Great Britain ⓘ |
| isPartOf | Trans-European road network ⓘ |
| locatedIn |
England
ⓘ
Wales ⓘ |
| maintainedBy | National Highways ⓘ |
| openedAsPartOf | original M4 Severn crossing route ⓘ |
| previousRoute | M4 motorway ⓘ |
| region |
South Wales
ⓘ
South West England ⓘ
linked to:
southwest England
|
| roadType | motorway ⓘ |
| runsFrom | near Almondsbury ⓘ |
| runsTo | near Chepstow ⓘ |
| terminusInEngland | Almondsbury ⓘ |
| terminusInWales | Chepstow ⓘ |
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: M48 motorway Description of subject: The M48 motorway is a major road in the United Kingdom that provides a key cross-border route between England and Wales via the Severn Estuary.
Referenced by (11)
Full triples — surface form annotated when it differs from this entity's canonical label.