M2
E842206
M2 is a major motorway in Northern Ireland that forms part of the key route connecting Belfast with the northern part of the country.
All labels observed (1)
| Label | Occurrences |
|---|---|
| M2 canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T10112392 — 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: M2 Context triple: [M2 motorway (Northern Ireland), hasRoadDesignation, M2]
-
A.
M2
M2 is a boat line that operates as part of Geneva’s public transport network, providing passenger services across the city’s waters.
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B.
M2
M2 is a major British motorway that connects London with the port town of Dover in Kent, serving as an important route to the Channel ports.
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C.
M2
M2 was the original name of MTV2, a U.S. cable television channel that focused on music videos and youth-oriented programming.
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D.
M2
M2 is a metro line in Lausanne, Switzerland, forming part of the city's urban rapid transit network.
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E.
M2
M2 is a jazz-funk studio album by bassist and producer Marcus Miller, showcasing his signature blend of virtuosic bass playing, contemporary jazz, and R&B influences.
- 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: M2 Target entity description: M2 is a major motorway in Northern Ireland that forms part of the key route connecting Belfast with the northern part of the country.
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A.
M2
M2 is a major British motorway that connects London with the port town of Dover in Kent, serving as an important route to the Channel ports.
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B.
M2
M2 is one of the main lines of the Copenhagen Metro, connecting central Copenhagen with key districts and the airport.
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C.
M2
M2 is one of the main lines of the Bucharest Metro, running on a north–south axis and serving several of the city’s key residential and commercial areas.
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D.
M2
M2 is a central Manchester, England postcode district covering part of the city’s main commercial and business area.
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E.
M2
M2 is the second line of the Warsaw Metro, running east–west across the city and connecting key districts on both sides of the Vistula River.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
motorway
ⓘ
road in Northern Ireland ⓘ |
| connects |
Belfast
NERFINISHED
ⓘ
northern part of Northern Ireland ⓘ |
| country | United Kingdom ⓘ |
| formsPartOf | key route between Belfast and north-west Northern Ireland ⓘ |
| hasDirection |
northbound
ⓘ
southbound ⓘ |
| hasFeature |
central reservation
ⓘ
hard shoulder on most sections ⓘ |
| hasJunctionWith |
A12 Westlink
NERFINISHED
ⓘ
A8(M) ⓘ M22 motorway NERFINISHED ⓘ M5 motorway NERFINISHED ⓘ |
| hasLaneConfiguration | multiple lanes in each direction ⓘ |
| hasRestriction |
no cyclists
ⓘ
no pedestrians ⓘ no slow-moving vehicles below minimum speed ⓘ |
| hasRoadNumber | M2 NERFINISHED ⓘ |
| hasSpeedLimit | 70 mph (typical UK motorway limit) ⓘ |
| hasStructureType | grade-separated motorway ⓘ |
| hasToll | no ⓘ |
| isControlledAccess | yes ⓘ |
| isMajorRouteFor |
commuter traffic to Belfast
ⓘ
long-distance traffic to north and north-west of Northern Ireland ⓘ |
| isNumberedWithin | UK motorway numbering system ⓘ |
| isPartOf | strategic road network of the United Kingdom ⓘ |
| isPartOfTransportNetwork | primary road network of Northern Ireland ⓘ |
| locatedIn | Northern Ireland ⓘ |
| maintainedBy | Department for Infrastructure (Northern Ireland) NERFINISHED ⓘ |
| openedInPart |
1960s
ⓘ
1970s ⓘ |
| partOf | A6 route NERFINISHED ⓘ |
| passesNear |
Antrim
NERFINISHED
ⓘ
Ballymena NERFINISHED ⓘ Randalstown NERFINISHED ⓘ |
| region |
County Antrim
NERFINISHED
ⓘ
County Londonderry NERFINISHED ⓘ |
| roadStandard | dual carriageway ⓘ |
| roadSurface | asphalt ⓘ |
| roadType | motorway ⓘ |
| servesCity | Belfast NERFINISHED ⓘ |
| servesTown |
Antrim
NERFINISHED
ⓘ
Ballymena NERFINISHED ⓘ Randalstown NERFINISHED ⓘ |
| terminus |
Belfast
NERFINISHED
ⓘ
near Castledawson ⓘ |
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: M2 Description of subject: M2 is a major motorway in Northern Ireland that forms part of the key route connecting Belfast with the northern part of the country.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
M2 motorway (Northern Ireland)