A48 road
E143816
The A48 road is a major trunk route in South Wales that runs parallel to the M4, connecting towns and cities including Bridgend, Cardiff, and Swansea.
All labels observed (2)
| Label | Occurrences |
|---|---|
| A48 road canonical | 19 |
| A48(M) road | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T640965 — 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: A48 road Context triple: [Bridgend, hasRoad, A48 road]
-
A.
A44 road
The A44 road is a major route in England that runs from Oxford through the Cotswolds and Worcestershire to Aberystwyth in Wales.
-
B.
A49 road
The A49 road is a major north–south route in western England, running between Ross-on-Wye in Herefordshire and Bamber Bridge near Preston, and serving as an important link through the Welsh Marches.
-
C.
A47 road
The A47 road is a major east–west route in England that connects Birmingham to the east coast, including the town of Great Yarmouth.
-
D.
A41 road
The A41 road is a major trunk route in England that runs between London and Birkenhead, serving as an important link through the Midlands and connecting with several key motorways.
-
E.
A46 road
The A46 road is a major trunk route in England running from Bath in the southwest to Cleethorpes on the east coast, linking several key cities and intersecting with numerous primary roads.
- 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: A48 road Target entity description: The A48 road is a major trunk route in South Wales that runs parallel to the M4, connecting towns and cities including Bridgend, Cardiff, and Swansea.
-
A.
A44 road
The A44 road is a major route in England that runs from Oxford through the Cotswolds and Worcestershire to Aberystwyth in Wales.
-
B.
A49 road
The A49 road is a major north–south route in western England, running between Ross-on-Wye in Herefordshire and Bamber Bridge near Preston, and serving as an important link through the Welsh Marches.
-
C.
A47 road
The A47 road is a major east–west route in England that connects Birmingham to the east coast, including the town of Great Yarmouth.
-
D.
A41 road
The A41 road is a major trunk route in England that runs between London and Birkenhead, serving as an important link through the Midlands and connecting with several key motorways.
-
E.
A46 road
The A46 road is a major trunk route in England running from Bath in the southwest to Cleethorpes on the east coast, linking several key cities and intersecting with numerous primary roads.
- F. None of above. chosen
Statements (40)
| Predicate | Object |
|---|---|
| instanceOf |
A road in Great Britain
ⓘ
road ⓘ trunk road ⓘ |
| connects |
Bridgend
ⓘ
Cardiff ⓘ Carmarthen ⓘ Chepstow ⓘ Neath ⓘ Port Talbot ⓘ Swansea ⓘ |
| country | United Kingdom ⓘ |
| hasCarriagewayType |
dual carriageway
ⓘ
single carriageway ⓘ |
| hasJunctionWith |
A40 road
ⓘ
A449 road NERFINISHED ⓘ A470 road NERFINISHED ⓘ M4 motorway ⓘ |
| highwayNumber | A48 ⓘ |
| locatedIn |
South Wales
ⓘ
Wales ⓘ |
| maintainedBy | local authorities in Wales ⓘ |
| parallelFunctionTo | M4 motorway ⓘ |
| parallelTo | M4 motorway ⓘ |
| partOf |
British road network
ⓘ
linked to:
United Kingdom road network
|
| passesNear |
Llanelli
ⓘ
Newport ⓘ |
| passesThrough |
Bridgend
ⓘ
Cardiff ⓘ Carmarthen ⓘ Chepstow ⓘ Neath ⓘ Port Talbot ⓘ Swansea ⓘ |
| region | South Wales ⓘ |
| roadNetworkZone | 4 (Great Britain road numbering scheme) ⓘ |
| roadType | primary route ⓘ |
| runsFrom | Chepstow ⓘ |
| runsTo | Carmarthen ⓘ |
| usedFor |
local traffic
ⓘ
regional traffic ⓘ |
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: A48 road Description of subject: The A48 road is a major trunk route in South Wales that runs parallel to the M4, connecting towns and cities including Bridgend, Cardiff, and Swansea.
Referenced by (20)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: A48 road