A38(M) Aston Expressway
E647611
The A38(M) Aston Expressway is a major motorway-standard urban route in Birmingham, England, providing a key high-capacity link between the M6 motorway and the city centre.
All labels observed (1)
| Label | Occurrences |
|---|---|
| A38(M) Aston Expressway canonical | 8 |
How this entity was disambiguated
This entity first appeared as the object of triple T7167820 — 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: A38(M) Aston Expressway Context triple: [Aston, Birmingham, traversedBy, A38(M) Aston Expressway]
-
A.
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.
-
B.
M42 motorway
The M42 motorway is a major orbital route in the West Midlands of England that helps divert traffic around Birmingham and connects several key motorways, including the M5, M6, and M40.
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C.
M9 motorway
The M9 motorway is a major Scottish highway connecting Edinburgh to Stirling and the Highlands, serving as a key transport route through central Scotland.
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D.
M66 motorway
The M66 motorway is a key road in Greater Manchester, England, linking the M60 orbital motorway near Manchester to the A56 and routes toward Bury and the north.
-
E.
M3 motorway
The M3 motorway is a major road in southern England that connects London to Southampton, passing through counties including Surrey and Hampshire.
- 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: A38(M) Aston Expressway Target entity description: The A38(M) Aston Expressway is a major motorway-standard urban route in Birmingham, England, providing a key high-capacity link between the M6 motorway and the city centre.
-
A.
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.
-
B.
M42 motorway
The M42 motorway is a major orbital route in the West Midlands of England that helps divert traffic around Birmingham and connects several key motorways, including the M5, M6, and M40.
-
C.
M9 motorway
The M9 motorway is a major Scottish highway connecting Edinburgh to Stirling and the Highlands, serving as a key transport route through central Scotland.
-
D.
M66 motorway
The M66 motorway is a key road in Greater Manchester, England, linking the M60 orbital motorway near Manchester to the A56 and routes toward Bury and the north.
-
E.
M3 motorway
The M3 motorway is a major road in southern England that connects London to Southampton, passing through counties including Surrey and Hampshire.
- F. None of above. chosen
Statements (43)
| Predicate | Object |
|---|---|
| instanceOf |
motorway
ⓘ
road in England ⓘ urban expressway ⓘ |
| alsoKnownAs | Aston Expressway ⓘ |
| connectsTo |
Birmingham city centre
ⓘ
M6 motorway ⓘ |
| country | United Kingdom ⓘ |
| hasCarriageway | elevated sections ⓘ |
| hasDesign | tidal flow traffic management ⓘ |
| hasDirection |
northbound
ⓘ
southbound ⓘ |
| hasFeature |
central reversible lane
ⓘ
no hard shoulder ⓘ tidal flow lane system ⓘ |
| hasFunction | high-capacity commuter route ⓘ |
| hasInterchangeType | stack interchange at Gravelly Hill ⓘ |
| hasJunctionName | Gravelly Hill Interchange ⓘ |
| hasJunctionNumber | M6 Junction 6 ⓘ |
| hasJunctionWith | M6 motorway ⓘ |
| hasLaneConfiguration |
3 lanes inbound and 4 lanes outbound at peak
ⓘ
4 lanes inbound and 3 lanes outbound at peak ⓘ |
| hasLanes | 7 ⓘ |
| hasLength | approximately 2 miles ⓘ |
| hasRestriction | no hard shoulder stopping ⓘ |
| hasSpeedLimit | 50 mph ⓘ |
| isPartOf | strategic road network in England ⓘ |
| isPartOfNetwork | British motorway network ⓘ |
| isSignedAs | A38(M) ⓘ |
| isUniqueFor | only British motorway with 7 lanes and tidal flow ⓘ |
| isUrban | true ⓘ |
| locatedIn |
Birmingham
ⓘ
England ⓘ West Midlands ⓘ |
| maintainedBy | National Highways ⓘ |
| opened |
1972
ⓘ
24 May 1972 ⓘ |
| partOf | A38 road ⓘ |
| passesNear | Birmingham city centre ⓘ |
| passesThrough |
Aston
ⓘ
linked to:
Aston, Birmingham
|
| purpose | link M6 motorway to Birmingham city centre ⓘ |
| region |
West Midlands conurbation
ⓘ
linked to:
West Midlands
|
| roadNumber | A38(M) ⓘ |
| roadType | motorway-standard ⓘ |
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: A38(M) Aston Expressway Description of subject: The A38(M) Aston Expressway is a major motorway-standard urban route in Birmingham, England, providing a key high-capacity link between the M6 motorway and the city centre.
Referenced by (8)
Full triples — surface form annotated when it differs from this entity's canonical label.