A12
E220828
The A12 is a major road in England that connects London with East Anglia, serving key towns and cities including Ipswich and Colchester.
All labels observed (1)
| Label | Occurrences |
|---|---|
| A12 canonical | 5 |
How this entity was disambiguated
This entity first appeared as the object of triple T1941482 — 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: A12 Context triple: [Ipswich, hasMajorRoad, A12]
-
A.
A14
A14 is a major trunk road in England that forms a key east–west freight and commuter route linking the Midlands to the East Coast ports.
-
B.
A1
A1 is the designation of Switzerland’s primary east–west motorway, connecting major cities such as Geneva, Bern, Zurich, and St. Gallen.
-
C.
A22
A22 is a major Portuguese motorway, commonly known as Via do Infante, that runs across the Algarve region in southern Portugal.
-
D.
A1134
A1134 is a designated A-road in Cambridge, England, forming part of the city’s main urban route network.
-
E.
A24
A24 is an independent entertainment company known for producing and distributing critically acclaimed and distinctive films and television series.
- 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: A12 Target entity description: The A12 is a major road in England that connects London with East Anglia, serving key towns and cities including Ipswich and Colchester.
-
A.
A14
A14 is a major trunk road in England that forms a key east–west freight and commuter route linking the Midlands to the East Coast ports.
-
B.
A1
A1 is the designation of Switzerland’s primary east–west motorway, connecting major cities such as Geneva, Bern, Zurich, and St. Gallen.
-
C.
A22
A22 is a major Portuguese motorway, commonly known as Via do Infante, that runs across the Algarve region in southern Portugal.
-
D.
A1134
A1134 is a designated A-road in Cambridge, England, forming part of the city’s main urban route network.
-
E.
A24
A24 is an independent entertainment company known for producing and distributing critically acclaimed and distinctive films and television series.
- F. None of above. chosen
Statements (29)
| Predicate | Object |
|---|---|
| instanceOf |
major road in England
ⓘ
road ⓘ |
| connects |
East Anglia
ⓘ
London ⓘ |
| country | England ⓘ |
| function | strategic route between London and East Anglia ⓘ |
| hasJunctionWith |
A120 road
NERFINISHED
ⓘ
A14 road NERFINISHED ⓘ M25 motorway ⓘ |
| hasLaneConfiguration | primarily dual carriageway on main sections ⓘ |
| locatedIn | United Kingdom ⓘ |
| maintainedBy | National Highways ⓘ |
| partOf |
English trunk road network
ⓘ
linked to:
National Highways
|
| passesThrough |
Essex
ⓘ
Suffolk ⓘ |
| regionServed | East of England ⓘ |
| roadNumberingScheme | Great Britain A and B road numbering scheme ⓘ |
| roadType | A road ⓘ |
| serves |
Brentwood
ⓘ
Chelmsford ⓘ Colchester ⓘ Ipswich ⓘ Marks Tey ⓘ Witham ⓘ |
| terminus |
London
ⓘ
linked to:
London, England
|
| transportNetwork | British road network ⓘ |
| usedFor |
long-distance traffic between London and East Anglia
ⓘ
regional traffic in Essex ⓘ regional traffic in Suffolk ⓘ |
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: A12 Description of subject: The A12 is a major road in England that connects London with East Anglia, serving key towns and cities including Ipswich and Colchester.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.