A465
E550401
A465 is a major trunk road in Wales that connects several key towns and regions, including the area around Tredegar.
All labels observed (1)
| Label | Occurrences |
|---|---|
| A465 canonical | 4 |
How this entity was disambiguated
This entity first appeared as the object of triple T5860819 — 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: A465 Context triple: [Tredegar, roadServedBy, A465]
-
A.
A46
A46 is a major trunk road in England that runs from Bath in the southwest to Cleethorpes on the east coast, connecting several key cities and regions.
-
B.
A470
A470 is a major trunk road in Wales that runs from Cardiff in the south to Llandudno in the north, linking many of the country’s key towns and regions.
-
C.
A417
A417 is a major road in England that links key towns and routes in Gloucestershire and the surrounding region.
-
D.
A414
The A414 is a major east–west road in southern England that links several Hertfordshire towns and provides an important route near Welwyn Garden City.
-
E.
A565
The A565 is a primary road in northwest England that connects Liverpool with Southport and passes through the Metropolitan Borough of Sefton.
- 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: A465 Target entity description: A465 is a major trunk road in Wales that connects several key towns and regions, including the area around Tredegar.
-
A.
A46
A46 is a major trunk road in England that runs from Bath in the southwest to Cleethorpes on the east coast, connecting several key cities and regions.
-
B.
A470
A470 is a major trunk road in Wales that runs from Cardiff in the south to Llandudno in the north, linking many of the country’s key towns and regions.
-
C.
A417
A417 is a major road in England that links key towns and routes in Gloucestershire and the surrounding region.
-
D.
A414
The A414 is a major east–west road in southern England that links several Hertfordshire towns and provides an important route near Welwyn Garden City.
-
E.
A565
The A565 is a primary road in northwest England that connects Liverpool with Southport and passes through the Metropolitan Borough of Sefton.
- F. None of above. chosen
Statements (44)
| Predicate | Object |
|---|---|
| instanceOf |
road
ⓘ
transport infrastructure ⓘ |
| alsoKnownAs | Heads of the Valleys Road ⓘ |
| connects |
Abergavenny
ⓘ
Hirwaun ⓘ Merthyr Tydfil ⓘ Neath ⓘ Swansea Valley ⓘ |
| connectsEconomicAreas |
M4 corridor via Neath area
ⓘ
border area near Abergavenny ⓘ industrial areas of South Wales Valleys ⓘ |
| country | Wales ⓘ |
| hasCarriagewayType |
dual carriageway on upgraded sections
ⓘ
single carriageway on some sections ⓘ |
| hasJunctionWith |
A40
ⓘ
A4042 ⓘ A4061 ⓘ A4109 ⓘ A470 ⓘ A470 at Merthyr Tydfil ⓘ |
| hasRouteNumber | 465 ⓘ |
| hasSpeedLimit | national speed limit on rural sections ⓘ |
| hasUpgradeProject | dualling scheme ⓘ |
| importance | major east–west route in South Wales ⓘ |
| locatedIn | Wales ⓘ |
| maintainedBy | Welsh Government ⓘ |
| partOf | Welsh road network ⓘ |
| passesNear |
Brynmawr
ⓘ
Ebbw Vale ⓘ Tredegar ⓘ Tredegar area ⓘ |
| passesThrough |
Blaenau Gwent
ⓘ
Heads of the Valleys ⓘ Merthyr Tydfil County Borough ⓘ
linked to:
Merthyr Tydfil
Neath Port Talbot ⓘ Rhondda Cynon Taf ⓘ |
| purpose | connect key towns and regions in South Wales ⓘ |
| regionServed |
South Wales
ⓘ
South Wales Valleys ⓘ |
| roadClassification | primary route ⓘ |
| roadType | A road ⓘ |
| transportMode | road transport ⓘ |
| upgradeObjective |
improve capacity and safety
ⓘ
reduce congestion ⓘ |
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: A465 Description of subject: A465 is a major trunk road in Wales that connects several key towns and regions, including the area around Tredegar.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.