M4 motorway
E931624
The M4 motorway is a major Irish motorway that forms part of the primary route linking Dublin with the west of Ireland, including towns such as Leixlip and Mullingar.
All labels observed (1)
| Label | Occurrences |
|---|---|
| M4 motorway canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T10643600 — 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: M4 motorway Context triple: [Leixlip, roadServedBy, M4 motorway]
-
A.
M4 motorway
The M4 motorway is a major west–east route in the United Kingdom linking London with South Wales via key cities such as Reading, Swindon, Bristol and Newport.
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B.
M3 motorway
The M3 motorway is a major road in southern England that connects London to Southampton, passing through counties including Surrey and Hampshire.
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C.
M2 motorway
The M2 motorway is a major road in southeast England that connects the outskirts of London with the north coast of Kent, providing a key route towards the Channel ports.
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D.
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.
-
E.
M6 motorway
The M6 motorway is a major north–south route in England, running from the Midlands to the Scottish border and serving as a key part of the UK’s strategic road 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: M4 motorway Target entity description: The M4 motorway is a major Irish motorway that forms part of the primary route linking Dublin with the west of Ireland, including towns such as Leixlip and Mullingar.
-
A.
M4 motorway
The M4 motorway is a major west–east route in the United Kingdom linking London with South Wales via key cities such as Reading, Swindon, Bristol and Newport.
-
B.
M3 motorway
The M3 motorway is a major road in southern England that connects London to Southampton, passing through counties including Surrey and Hampshire.
-
C.
M2 motorway
The M2 motorway is a major road in southeast England that connects the outskirts of London with the north coast of Kent, providing a key route towards the Channel ports.
-
D.
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.
-
E.
M6 motorway
The M6 motorway is a major north–south route in England, running from the Midlands to the Scottish border and serving as a key part of the UK’s strategic road network.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
motorway
ⓘ
road in Ireland ⓘ |
| connects |
Dublin
NERFINISHED
ⓘ
Leixlip NERFINISHED ⓘ Mullingar NERFINISHED ⓘ west of Ireland ⓘ |
| country | Ireland NERFINISHED ⓘ |
| designation | M4 NERFINISHED ⓘ |
| directionA | east ⓘ |
| directionB | west ⓘ |
| easternTerminus | near Dublin ⓘ |
| formsPrimaryRoute | Dublin–Sligo corridor NERFINISHED ⓘ |
| hasJunctionWith |
M50 motorway
NERFINISHED
ⓘ
M6 motorway NERFINISHED ⓘ |
| hasLaneConfiguration | dual carriageway for most of its length ⓘ |
| hasServiceArea | Enfield service area NERFINISHED ⓘ |
| hasSpeedLimit | 120 km/h on most sections ⓘ |
| hasTollSection | yes ⓘ |
| isPartOfCorridor |
Dublin–Galway via M6
ⓘ
Dublin–Sligo via N4 ⓘ |
| languageOfOfficialName |
English
ⓘ
Irish ⓘ |
| locatedIn | Republic of Ireland NERFINISHED ⓘ |
| managedBy | Transport Infrastructure Ireland NERFINISHED ⓘ |
| officialNameInEnglish | M4 motorway NERFINISHED ⓘ |
| opened | 1990s ⓘ |
| openedSection |
Dublin to Leixlip section
ⓘ
Kilcock to Kinnegad section ⓘ Leixlip to Kilcock section ⓘ |
| partOf |
Euroroute E20
NERFINISHED
ⓘ
N4 route NERFINISHED ⓘ |
| replaced | sections of N4 road ⓘ |
| roadNetwork | Irish national primary road network ⓘ |
| roadNumber | 4 ⓘ |
| roadType | motorway-standard dual carriageway ⓘ |
| runsThrough |
County Dublin
NERFINISHED
ⓘ
County Kildare NERFINISHED ⓘ County Meath NERFINISHED ⓘ County Westmeath NERFINISHED ⓘ |
| servesTown |
Enfield
NERFINISHED
ⓘ
Kilcock NERFINISHED ⓘ Kinnegad NERFINISHED ⓘ Leixlip NERFINISHED ⓘ Maynooth NERFINISHED ⓘ |
| tollPlazaLocation | between Kilcock and Enfield ⓘ |
| westernTerminus | near Kinnegad ⓘ |
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: M4 motorway Description of subject: The M4 motorway is a major Irish motorway that forms part of the primary route linking Dublin with the west of Ireland, including towns such as Leixlip and Mullingar.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.