M20
E196109
M20 is a major motorway in South East England connecting London to the Channel Tunnel and the port of Dover.
All labels observed (2)
How this entity was disambiguated
This entity first appeared as the object of triple T1754312 — 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: M20 Context triple: [M20 motorway, routeNumber, M20]
-
A.
M23
M23 is a major motorway in South East England connecting London to Gatwick Airport and the Brighton area via the M25 and A23.
-
B.
M-28
M-28 is a major east–west state highway running across Michigan’s Upper Peninsula, connecting numerous communities along the southern shore of Lake Superior.
-
C.
M-22
M-22 is a scenic state highway in Michigan renowned for its picturesque route along the Lake Michigan shoreline and through the Leelanau Peninsula near Traverse City.
-
D.
M25
M25 is a major orbital motorway encircling most of Greater London in the United Kingdom.
-
E.
M45
M45 is the Pleiades, a prominent open star cluster in the constellation Taurus visible to the naked eye and known since antiquity.
- 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: M20 Target entity description: M20 is a major motorway in South East England connecting London to the Channel Tunnel and the port of Dover.
-
A.
M23
M23 is a major motorway in South East England connecting London to Gatwick Airport and the Brighton area via the M25 and A23.
-
B.
M-28
M-28 is a major east–west state highway running across Michigan’s Upper Peninsula, connecting numerous communities along the southern shore of Lake Superior.
-
C.
M-22
M-22 is a scenic state highway in Michigan renowned for its picturesque route along the Lake Michigan shoreline and through the Leelanau Peninsula near Traverse City.
-
D.
M25
M25 is a major orbital motorway encircling most of Greater London in the United Kingdom.
-
E.
M45
M45 is the Pleiades, a prominent open star cluster in the constellation Taurus visible to the naked eye and known since antiquity.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
motorway
ⓘ
road in England ⓘ |
| connectsTo |
A20 road
NERFINISHED
ⓘ
A21 road via M26/M25 ⓘ A229 road NERFINISHED ⓘ A249 road NERFINISHED ⓘ Channel Tunnel ⓘ London ⓘ
linked to:
London, England
M25 motorway ⓘ M26 motorway NERFINISHED ⓘ Port of Dover ⓘ |
| country | United Kingdom ⓘ |
| easternTerminus | near Folkestone ⓘ |
| hasFeature |
hard shoulder running on some sections
ⓘ
smart motorway sections ⓘ |
| hasJunction |
Junction 1
ⓘ
Junction 10 ⓘ Junction 10A ⓘ Junction 11 ⓘ Junction 11A ⓘ Junction 12 ⓘ Junction 13 ⓘ Junction 14 ⓘ Junction 15 ⓘ Junction 16 ⓘ Junction 2 ⓘ Junction 3 ⓘ Junction 4 ⓘ
linked to:
Junction 1
Junction 5 ⓘ Junction 6 ⓘ Junction 7 ⓘ Junction 8 ⓘ Junction 9 ⓘ |
| locatedIn |
England
ⓘ
South East England ⓘ |
| maintainedBy | National Highways ⓘ |
| partOf |
British motorway network
ⓘ
linked to:
United Kingdom road network
E15 European route ⓘ |
| primaryFunction |
link London to Channel Tunnel
ⓘ
provide access to Port of Dover ⓘ |
| regionServed |
Greater London area
ⓘ
linked to:
Greater London
Kent ⓘ |
| roadNumber | M20 ⓘ |
| runsNear |
Ashford
ⓘ
linked to:
ASHFORD
Folkestone ⓘ Maidstone ⓘ |
| runsThrough |
County of Kent
ⓘ
linked to:
County of Kent, England
|
| westernTerminus |
junction with M25
ⓘ
near Swanley ⓘ |
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: M20 Description of subject: M20 is a major motorway in South East England connecting London to the Channel Tunnel and the port of Dover.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: M20