M275 motorway
E800267
The M275 motorway is a short spur road in Hampshire, England, providing the main motorway access from the M27 to the city of Portsmouth and Portsea Island.
All labels observed (1)
| Label | Occurrences |
|---|---|
| M275 motorway canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5670305 — 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: M275 motorway Context triple: [Portsea Island, connectedBy, M275 motorway]
-
A.
M27 motorway
The M27 motorway is a major road in southern England that runs east–west along the south coast, linking the New Forest area with Southampton and Portsmouth.
-
B.
M73 motorway
The M73 motorway is a short connector route in Scotland that links the M74 and M80 motorways and helps channel traffic around the eastern side of Glasgow.
-
C.
M77 motorway
The M77 motorway is a major road in Scotland that links Glasgow to Kilmarnock and the southwest, forming part of a key route toward Ayrshire.
-
D.
M20 motorway
The M20 motorway is a major road in South East England that connects London to the Channel Tunnel and the ports of Dover, serving as a key route for traffic to and from continental Europe.
-
E.
M26 motorway
The M26 motorway is a short English motorway in Kent that links the M25 and M20, serving as a key connector for traffic between London and the Channel ports.
- 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: M275 motorway Target entity description: The M275 motorway is a short spur road in Hampshire, England, providing the main motorway access from the M27 to the city of Portsmouth and Portsea Island.
-
A.
M27 motorway
The M27 motorway is a major road in southern England that runs east–west along the south coast, linking the New Forest area with Southampton and Portsmouth.
-
B.
M73 motorway
The M73 motorway is a short connector route in Scotland that links the M74 and M80 motorways and helps channel traffic around the eastern side of Glasgow.
-
C.
M77 motorway
The M77 motorway is a major road in Scotland that links Glasgow to Kilmarnock and the southwest, forming part of a key route toward Ayrshire.
-
D.
M20 motorway
The M20 motorway is a major road in South East England that connects London to the Channel Tunnel and the ports of Dover, serving as a key route for traffic to and from continental Europe.
-
E.
M26 motorway
The M26 motorway is a short English motorway in Kent that links the M25 and M20, serving as a key connector for traffic between London and the Channel ports.
- F. None of above. chosen
Statements (43)
| Predicate | Object |
|---|---|
| instanceOf |
motorway
ⓘ
road in England ⓘ |
| category |
Motorways in England
ⓘ
Roads in Hampshire ⓘ Transport in Portsmouth ⓘ |
| connectsFrom | M27 motorway NERFINISHED ⓘ |
| connectsTo |
Portsea Island
NERFINISHED
ⓘ
Portsmouth NERFINISHED ⓘ |
| country | United Kingdom ⓘ |
| hasBridge | Tipner Lake crossing NERFINISHED ⓘ |
| hasCarriageway | dual carriageway ⓘ |
| hasDirection |
northbound
ⓘ
southbound ⓘ |
| hasJunction |
Junction 1
NERFINISHED
ⓘ
Junction 2 NERFINISHED ⓘ Junction 3 ⓘ |
| hasJunctionWith |
A27 road
NERFINISHED
ⓘ
A3 road NERFINISHED ⓘ M27 motorway NERFINISHED ⓘ |
| hasLaneCount | 3 lanes in each direction (partly) ⓘ |
| hasLength |
approximately 2 miles
ⓘ
approximately 3 kilometres ⓘ |
| hasRestriction | no hard shoulder on some sections ⓘ |
| hasServiceArea | none on mainline ⓘ |
| hasSpeedLimit | 70 mph ⓘ |
| hasTerminus |
northern terminus at M27 near Portsmouth
ⓘ
southern terminus at Portsmouth city area ⓘ |
| locatedIn |
England
ⓘ
Hampshire ⓘ |
| maintainedBy | National Highways ⓘ |
| openedIn | 1970s ⓘ |
| partOf | British motorway network NERFINISHED ⓘ |
| passesNear |
Hilsea
NERFINISHED
ⓘ
Tipner NERFINISHED ⓘ |
| passesOver | Portsea Island causeway NERFINISHED ⓘ |
| region | South East England ⓘ |
| roadNumber | M275 NERFINISHED ⓘ |
| roadType | spur motorway ⓘ |
| serves |
Portsea Island
NERFINISHED
ⓘ
Portsmouth International Port NERFINISHED ⓘ Portsmouth city centre NERFINISHED ⓘ |
| usedFor |
access to Portsmouth city centre
ⓘ
access to ferry port ⓘ |
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: M275 motorway Description of subject: The M275 motorway is a short spur road in Hampshire, England, providing the main motorway access from the M27 to the city of Portsmouth and Portsea Island.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.